Patent Examiner Gregory Heller
United States Patent and Trademark Office

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Type: Examiner

Gregory Heller has presided over the following applications:

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Space Sort Descending Date Filed Case Number Title Space
2/18/1993 08019258 Process For Production Of Red Phosphorus Powder
1/27/1993 08009698 Cost Reduction Of Wet Fgd System With A Tray
12/31/1992 07999621 Method Of Sulfur Dioxide Removal From Gaseous Streams With A...
12/14/1992 07990052 Phosphoric Acid Manufacturing With Converted Waters
12/11/1992 07989000 Sulfur Dioxide Scrubbing Process Producing Purified Magnesiu...
11/23/1992 07980075 Process For Removal Of Nox And Sox Oxides From Waste Gases W...
11/18/1992 07978351 Method Of Removing Nox From Nox-containing Gas
10/7/1992 07957668 Process For Nox Abatement
9/29/1992 07953505 Removal Of Sulfur Dioxide From Gas Streams
9/28/1992 07915697 Combustion Gas Desulfurization Method
9/21/1992 07945721 Method For Pollution Emission Reduction From Glass Melting F...
9/10/1992 07942829 Process For The Desulfurization And Denitrification Of A Was...
8/28/1992 07937243 Process For Sorption Of Hazardous Waste Products From Exhaus...
8/20/1992 07933489 Hot-side Electrostatic Precipitator
8/13/1992 07929619 Catalytic Reduction Of Nox And Carbon Monoxide Using Methane...
8/12/1992 07928393 Method For Purification Of Lean-burn Engine Exhaust Gas
8/10/1992 07927108 Method For Reducing Automotive Nox Emissions In Lean Burn In...
8/7/1992 07926492 So2 Control Using Moving Granular Beds
7/31/1992 07923718 Using Flue Gas Energy To Vaporize Aqueous Reducing Agent For...
7/22/1992 07918277 Method Of Reducing Nitrogen Oxide Content In Gas
7/16/1992 07858977 Method In Cleaning Flue Gas In A Pfbc Plant Including A Gas ...
7/1/1992 07907222 Highly Efficient Hybrid Process For Nitrogen Oxides Reductio...
6/23/1992 07905133 Regenerative Process And System For The Simultaneous Removal...
6/22/1992 07901820 Self-scrubbing Removal Of Submicron Particles From Gaseous E...
6/22/1992 07902254 Method For Removing Pollutants From A Combustion Gas
6/18/1992 07900124 Method For Conditioning Flue Gas
6/8/1992 07895546 Flue Gas Desulfurization Process
5/29/1992 07891180 Method Of Cleaning Exhaust Gas
5/26/1992 07888931 Method For Converting Noxious Pollutants From Flue Gas Into ...
5/19/1992 07885592 Process For The Separation Of Undesirable Constituents From ...
5/6/1992 07878916 Process For The Separation Of Hydrogen Cyanide From Gases An...
5/5/1992 07880073 Packed Bed Arrangement For Oxidation Reaction System
5/4/1992 07877866 Process For The Removal Of Cadmium From Solutions Of Phospho...
5/1/1992 07876973 Process For The Efficient Catalytic Reduction Of Nitrogen Ox...
4/27/1992 07874315 Method For Purification Of Lean-burn Enigine Exhaust Gas
4/24/1992 07873267 Method Of Removing Nh3 And Hcn From And Fcc Regenerator Off ...
4/16/1992 07847989 Method Of Extracting Dinitrogen Pentoxide From Its Mixture W...
4/15/1992 07868432 Process For Desulfurizing Claus Tail-gas
4/13/1992 07867894 Sodium-enhanced Lime Scrubbing Method For Removing Sulfur Di...
4/1/1992 07862016 Process For N20 Decomposition
3/31/1992 07861198 Method For Reducing The Risk In Transporting And Storing Liq...
3/25/1992 07858316 Methods For Controlling N2o Emissions And For The Reduction ...
2/26/1992 07841947 Molybdenum-based Additives To Mixed-metal Oxides For Use In ...
2/24/1992 07840452 Method Of Removing Selenium From Flue Gases
2/21/1992 07839839 Treatment Of Oxygen Containing Gaseous Hydrocarbons For Merc...
2/11/1992 07834690 Method Of Producing Oxygen By Adsorption
2/11/1992 07834131 Method For Removing Nitrogen Oxides From An Impure Air Strea...
1/30/1992 07828475 Method Of Reducing Oxicles Of Nitrogen Using Alkanolamine Co...
1/29/1992 07827609 Process Using Novel Catalysts Ofor The Selective Reduction O...
1/16/1992 07821706 High-performance Flue-gas Desulfurization Process
1/13/1992 07819758 Yellow Phosphorus Process To Convert Toxic Chemicals To Non-...
1/3/1992 07816465 Process For Removing Sulfur Oxides From A Gas Stream
12/31/1991 07815040 Process For Removing Nitrogen Oxides From Exhaust Gases
12/20/1991 07811813 Removal Of Sulfur Dioxide From Gas Streams
12/20/1991 07812579 Process For Extracting Of Disposing Of Ammonia Or Ammonia Co...
12/11/1991 07805586 Nitrogen Sorption
12/9/1991 07803825 Dispersion Enhanced Pt Group Metal Catalysts
12/5/1991 07803185 Process And Apparatus For Removing Dust, Sulfur Compounds An...
12/2/1991 07801679 Reactive Calcium Hydroxides
11/27/1991 07799315 Method For Catalytically Purifying Exhaust Gas
11/22/1991 07796909 Integrated Process And Apparatus For Control Of Pollutants I...
11/22/1991 07796603 Modification Of Magnesium-enhanced Lime Flue Gas Desulfuriza...
11/22/1991 07796613 Clear Liquor Scrubbing Magnesium-enhanced Lime Flue Gas Desu...
11/19/1991 07794257 Process For Desulfurization Of Flue Gases
11/13/1991 07791654 Automatic Control System For A Phosacid Attack Tank And Filt...
11/12/1991 07791571 Method For Removing Nitrogen Oxides And Organic Chlorine Com...
11/12/1991 07790900 Regenerable Flue Gas Desulfurization System
11/8/1991 07790611 Catalytic Decomposition Of N2o
11/4/1991 07787197 Scale Control In Phosphoric Acid Manufacture
10/31/1991 07785759 Process For The Removal Of Sulfur Oxide Constituents From A ...
10/21/1991 07779645 Clay Composites For Removal Of Sox From Flue Gas Streams
10/15/1991 07776101 Method Of Clarifying Phosphoric Acid Using High Charge Sulfo...
10/15/1991 07775888 Method Of Improving Gypsum Slurry Filtration In The Producti...
10/8/1991 07773113 Method Of Cleaning Nitrogen Oxide Containing Exhaust Gas
10/7/1991 07772297 Method Of Selectively Reducing Nox
10/7/1991 07772317 Treating Emissions From Engines Fueled By Compressed Natural...
10/7/1991 07768212 Method For Processing Nitrogen Oxide Gas
10/2/1991 07769588 Process Using Two-stage Boiler Injection For Reduction Of Ni...
9/27/1991 07766853 Method For Converting Urea To Ammonia
9/27/1991 07766589 Catalytic Decomposition Of Cyanuric Acid And Use Of Product ...
9/26/1991 07765958 Dry Sorbent Reactivation Process
9/24/1991 07764869 Method For Low Nitrogen Oxide Combustion In Supersonic Trans...
9/10/1991 07757387 Catalytic Decomposition Of Dinitrogen Monoxide Which Is Pure...
9/6/1991 07755792 Method Of Cleaning An Exhaust Gas Containing Nitrogen Oxides...
8/29/1991 07751728 Process For Removing Nox And Sox From Exhaust Gas
8/19/1991 07746963 Process And Apparatus For Removing Nox From Gas Streams
8/15/1991 07745509 Process For Separating Sulpher Compounds From Flue Gas
8/12/1991 07743922 Method Of Dewatering A Wet Process Phosphoric Acid Slurry
8/2/1991 07739873 Process For The Preparation Of Phosphorous Acid
8/1/1991 07738893 Process For Optimizing The Removal Of No X And So X From Gas...
8/1/1991 07739273 Catalytic Reduction Of Nox Using Methane In The Presence Of ...
7/31/1991 07738533 Conversion Of Formaldehyde And Nitrogen To A Gaseous Product...
7/29/1991 07737404 Process For The Removal Of Nitrogen Oxides From Flue Gases
7/24/1991 07735232 Selective Catalytic Reduction (scr) Of Nitrogen Oxides
7/17/1991 07731540 Process For The Removal Of Ammonia From Gases
7/16/1991 07730417 Flue Gas Purification And Production Of Dry Ammonium Bisulfi...
7/10/1991 07727780 Process For Removing Sulfur Compounds
7/3/1991 07725558 Reduction Of Nitrogen Oxide In Effluent Gases Using Formalde...
7/3/1991 07725183 Process For Nitrogen Oxides Reduction To Lowest Achievable L...
6/28/1991 07723124 Method For Generating Heat, Comprising Desulphurisation Of E...
6/17/1991 07716539 Low Pressure Drop, High Surface Area Ammonia Oxidation Catal...
6/10/1991 07712839 Removal Of Hydrogen Sulfide From Fluid Streams
6/4/1991 07709815 Method For Nitrogen Oxide Reduction And Flue Gas Reheating
6/3/1991 07709299 Flue Gas Treatment
5/30/1991 07708135 Nox Reduction And Control Using Hydrogen Peroxide In The Abs...
5/28/1991 07705958 Two- Or Multi-component Reactor
5/17/1991 07701879 Removal Of Vanadium From Phosphoric Acid
5/8/1991 07697041 Two Stage Sorption Of Sulfur Compounds
5/7/1991 07696767 Addition Of Organophosphonates For Size Control Of Wet Calci...
5/7/1991 07696768 Addition Of Organophosphonates For Size Control Of Wet Calci...
5/6/1991 07696011 Method For The Denitration Of Waste Gases With Obtention Of ...
5/3/1991 07694206 Reducing N2o Emissions When Burning Nitrogen-containing Fuel...
5/2/1991 07673256 Coal Combustion Apparatus Provided With A Denitration
5/1/1991 07694085 Acid Rain Abatement
4/23/1991 07678267 Devices And Method For Cleaning Gases
4/15/1991 07684983 Method For Purification Of Gas
4/12/1991 07688995 Process For The Removal Of Sulfur Dioxide From Waste Gas
4/11/1991 07685460 Process For Producing Phosphorous Acid
4/11/1991 07683795 Method And Apparatus For Purifying Air
4/3/1991 07680794 Exhaust Gas Purifying Catalyst And Exhaust Gas Purifying Pro...
3/26/1991 07675418 Sulfur Dioxide Removal Process With Gypsum And Magnesium Hyd...
3/22/1991 07674752 Advanced Reburning For Reduction Of Nox Emissions In Combust...
3/21/1991 07672999 Regenerative Process And System For The Simultaneous Removal...
3/19/1991 07672137 Method For Removing Nitrogen Oxides From Exhaust Gases
3/15/1991 07669917 Process For Removing Nox And Soz Vitilizing Activated Carbon
3/15/1991 07669821 Denitrification Of Flue Gas From Catalytic Cracking
3/14/1991 07669670 Reduction Of Sulfur Emissions From Coal-fired Boilers
3/12/1991 07668045 Reduction Of Nitrogen Oxide In Effluent Gases Using Nco Radi...
3/8/1991 07666716 Catalyst And Method For Catalytically Decomposing Nitrogen O...
3/7/1991 07663947 Exhaust Gas Treating Method
2/7/1991 07652411 A Process For The Removal Of No And So Utilizing A Particula...
1/28/1991 07647490 Process And Apparatus For Producing Improved Carbon Blacks A...
1/28/1991 07646815 Process For The Reduction Of Nitrogen Oxides Contained In Ex...
1/28/1991 07646431 Process For The Removal Of Sulfur Oxides And Nitrogen Oxides...
1/28/1991 07646197 Gas Reacting Method
1/10/1991 07639544 Redox-potential Control For Hydrogen Peroxide In Nitric Acid
12/31/1990 07635992 Method Of Purifying The Exhaust Gases From Plants For The Pr...
12/20/1990 07631159 Method Of Purifying The Exhaust Gases From Plants For The Pr...
12/19/1990 07630411 Process For The Removal Of Nitric Oxides From Flue Gases
12/18/1990 07629238 Process Of Decreasing Nox Content Of Exhaust Gases
12/12/1990 07626439 Catalytic/non-catalytic Combination Process For Nitrogen Oxi...
12/6/1990 07623313 Quaternary Polyamines As Sulfite Oxidation Inhibitors In Ami...
12/6/1990 07623409 Condensing Sulfuric Acid Vapors To Produce Sulfuric Acid
11/30/1990 07620981 H2s Removal Process
11/21/1990 07616784 Method And Composition For Treating Flue Or Exhaust Gases Ut...
10/18/1990 07599546 Process For Purification Of Synthesis Gas
10/17/1990 07598879 Advanced Reburning For Nox Control
10/15/1990 07597265 Aqueous Ammonia Injection Scheme
10/10/1990 07595162 Method For Flyash Recycling In A Dry So2 Scrubber
10/10/1990 07582943 Process For The Removal Of Nitrogen Oxides From Offgases Fro...
10/1/1990 07591096 Process For Reduction Of Sulfur Emission During Sintering Pr...
9/27/1990 07589032 Method For Sulfur Dioxide And Nitrogen Oxide Reduction In Bo...
9/20/1990 07586359 Integrated Processes For The Production Of Carbon Monoxide
9/20/1990 07585403 Reduction Of Nitrogen Oxide In Effluent Gases Using Formalde...
9/20/1990 07585886 Catalytic Decomposition Of Cyanuric Acid And Use Of Product ...
9/20/1990 07585592 Reduction Of Nitrogen Oxide In Effluent Gases Using Formalde...
9/14/1990 07582477 Process And Apparatus For Removing Nox From Gas Streams
8/17/1990 07569173 Lin Flue Gas Sox/nox Removal Process And Its By-product Util...
8/16/1990 07569120 Process For Absorption Of Sulfur Compounds From Fluids
8/2/1990 07561590 Process For Removing Carbon-containing Or Nitrogen Oxide-con...
8/1/1990 07561154 Process For The In-line Hydrolysis Of Urea
7/24/1990 07557373 Method For Treating Combustion Exhaust Gasses
7/20/1990 07555931 Process For Producing Ammonium Polyphosphate Which Gives A L...
7/18/1990 07554709 Process For Producing Hydroxylapatites
7/16/1990 07553254 Composite Clay Materials For Removal Of Sox From Gas Streams
7/13/1990 07553436 Method For Reduction Of Pollution From Combustion Chambers
7/12/1990 07552694 Process For The Removal Of Isocyanic Acid From A Mixture Of ...
7/12/1990 07551777 Reduction In The Rate Of Oxidation Of Sulfite Solutions
7/9/1990 07549828 Method For Purification Of Gas And Catalyst Thereof
7/6/1990 07549159 Method For Catalytically Decomposing Nitrogen Oxides
7/6/1990 07549200 Economic Recovery And Utilization Of Boiler Flue Gas Polluta...
7/3/1990 07547766 Low Temperature Catalytic Reduction Of Nitrogen Oxides
6/29/1990 07546075 Quaternary Polyamines As Sulfite Oxidation Inhibitors
6/25/1990 07543047 Porous Particles Of Calcium Phosphate Compound And Productio...
6/21/1990 07541394 Ammonia For The Desulfurization Of Sulphur Containing Gases
6/11/1990 07535688 Recycling Catalyst Bed For Flue Gas Treatment
6/11/1990 07535623 Production Of Hexametaphosphates From Other Phosphates
6/8/1990 07535147 Process Using Sorbents For The Removal Of Sox From Flue Gas
6/6/1990 07518560 Methods For Denitrization
6/6/1990 07533877 Process For The Removal Of Vanadium From Wet Process Phospho...
6/4/1990 07532817 Method Of Treating Waste Gas By Irradiation With Electron Be...
5/14/1990 07522694 Removal Of Sox And Nox Gases From Flue Gas By Dry Absorption...
5/11/1990 07522109 Method For Defluorinating Wet Process Phosphoric Acid
5/10/1990 07521737 Process For The Preparation Of Dicalcium Phosphate
5/9/1990 07521271 Desulfurizing Method For Exhaust Gas From Conbustor
5/4/1990 07518722 Process For The Removal Of Acid Forming Gases From Exhaust G...
5/2/1990 07517934 Process For Separating Out Noxious Substances From Gases And...
4/30/1990 07515756 Method And Apparatus For The Treatment Of A Waste Gas Contai...
4/20/1990 07511320 Self-reactivating Type Denitrating Method
4/20/1990 07513346 Removal Of Nitrate And/or Organic Pollutants From Effluents
4/17/1990 07510101 Desulfurization Process
4/17/1990 07509373 Reducing Emissions Of N2o When Burning Nitrogen Containing F...
4/16/1990 07509629 Integrated Process For Control Of Pollutant In Coal-fired Bo...
4/13/1990 07508422 Removal Of Sulfur From [picth] Petroleum Coke With Lime
4/10/1990 07507011 Production Of Red Phosphorus
4/5/1990 07505039 Method For Removing Nitrogen Oxides From Gases
4/3/1990 07503710 Process For The Reduction Of Emissions Of Sulphur Dioxide An...
4/3/1990 07504156 Method For Removing Nitrogen Oxides From Exhaust Gases
3/30/1990 07503478 Preparation Of Phosphorous Acid
3/27/1990 07500244 Process For Purifying Exhaust Gas
12/22/1989 07454855 Flue Gas Desulfurization Process
12/21/1989 07454271 Process For Removing Sulfur Dioxide From Flue Gases
12/14/1989 07448198 A Method For The Reduction Of Nitrogen Oxides From Waste Gas...
12/12/1989 07438450 Method For Removing Sulphur And Nitrogen Compounds From Gas
12/8/1989 07449089 Process For Removing Sulfur From Sulfur-containing Gases: Hi...
11/30/1989 07443282 Sulfur Dioxide Removal From Stack Gas
11/29/1989 07442968 Process For Preparing Sodium Tripolyphosphate
11/20/1989 07438047 Method For Removing Sulfur Oxide
11/20/1989 07439621 Control Of A Carbon Black Reactor
11/16/1989 07437617 Method For Sox/nox Pollution Control
11/7/1989 07432850 Gas Scrubbing Process
11/6/1989 07432068 Catalytic Oxidation Of So2 To So3 In The Presence Of Fly Ash
10/31/1989 07429564 Process For The Removal Of Sulfur Dioxide From Hot Flue Gase...
10/23/1989 07425157 Control Of Sox Emission
10/13/1989 07421186 Conversion Of Precipitator Dust Into Phosphorus Furnace Feed...
10/13/1989 07421617 Recovery And Regeneration Of Spent Mhd Seed Material By The ...
10/5/1989 07417337 Inorganic Oxide Sorbents
9/26/1989 07412798 Process For The Removal Of Nitric Oxides From Flue Gases
9/12/1989 07408122 Combined Catalytic/non-catalytic Process For Nitrogen Oxides...
9/8/1989 07404508 Process For Purifying Waste Gases By Scrubbing With An Adsor...
9/6/1989 07403490 Method For The Reduction Of Nitrogen Oxide
9/5/1989 07402619 Catalyst For The Purification Of Exhaust Gases Of Internal C...
8/31/1989 07400935 Process For Nox Abatement
6/19/1989 07401431 Process And Apparatus Using Two-stage Boiler Injection For R...
5/23/1989 07416317 Multi-stage Process For Reducing The Concentration Of Pollut...
5/23/1989 07411902 Process For Nitrogen Oxides Reduction And Minimization Of Th...
5/19/1989 07354243 Process For Removing Sulfur Oxides With An Absorbent Which C...
5/15/1989 07352144 Process For Selective Adsorption Of Sulfur Compounds From Ga...
5/8/1989 07348629 Cyclic Process For The Removal Of Nox And Sox From Gas Strea...
4/20/1989 07341405 Method For Reduction Of Nitrogen Oxides With Ammonia Using D...
4/3/1989 07331850 Process For Nox And Co Control
3/27/1989 07329143 Catalytic Denitrification Control Process And System For Com...
3/21/1989 07326378 Method For Desulfurization Of Flue Gases
3/16/1989 07324574 Method Of Reducing The Oxides Of Nitrogen In Fossil Fuels Co...
3/13/1989 07322448 Selective Removal Of Carbonyl Sulfide From A Hydrogen Sulfid...
3/13/1989 07322452 Removal Of Sulfides From Gas Streams With Low-cost Catalyst
3/10/1989 07321308 Method For Baghouse Brown Plume Pollution Control
3/7/1989 07219963 Process For Recovering Elemental Phosphorus And A Metal Conc...
2/21/1989 07313050 Process For Catalytic Reduction Of Nitrogen Oxides
2/16/1989 07311485 Process For The Reduction Of Nitrogen Oxides From Exhaust Ga...
2/8/1989 07308255 Low Temperature Process For The Reduction Of Nitrogen Oxides...
1/31/1989 07305105 Process For The Recovery Of Sulfur Dioxide From Gas Flows
1/27/1989 07303159 Removal Of Nitric Oxide From Waste Gases And Recovery As Nit...
1/25/1989 07301411 Process For Producing Calcium Phosphate
1/25/1989 07302156 Recovery Of Phosphorus Values From Waste Phosphoric Acid Liq...
1/13/1989 07302593 Process For Manufacturing Reactive Calcium Hydroxides For Pu...
10/17/1988 07258425 Removal Of H2s From Gas Streams
10/11/1988 07255765 Process For Purifying Hydrogen Selenide And Hydrogen Telluri...
10/7/1988 07255018 Removal Of Nitric Oxides By Copper-containing Zeolites
10/6/1988 07227393 Method For The Purification Of Flue Gases
9/30/1988 07251362 Process For The Removal Of Sulfides
9/30/1988 07251449 Regeneration Of Wash Solutions Containing Fe(ii) And Fe(iii)...
9/28/1988 07250219 Removal Of Acid Gases In Dry Scrubbing Of Hot Gases
9/28/1988 07250053 Process For Manufacturing Tetrasodium Pyrophosphate
9/28/1988 07250168 Process For Absorbing Co
9/26/1988 07249541 Method Of Removing Nitrogen Oxides From A Flue Gas Stream
9/16/1988 07245276 Process For Removing Sulfur Dioxide From Flue Gases
9/16/1988 07245424 Method For Separating Zinc Out Of A Hot Gas Containing Zinc ...
9/12/1988 07243460 Method For Improving The Long-term Stability Of H2s Absorpti...
9/12/1988 07243271 Wet Desulfurization Process For Treating A Flue Gas
9/8/1988 07241940 Process For Preparing Chlororhodiumic Acid
9/6/1988 07240609 Production Of Monobasic Potassium Phosphate With Low Chlorid...
9/2/1988 07241998 Process For Preparing Chlorinated Lime
8/29/1988 07238364 Process For Removing Sulfur From Sulfur-containing Gases
8/24/1988 07235493 Removal Of Aldehydes And Acidic Gases From Indoor Air
8/23/1988 07235208 Method For Extracting Arsenic And Heavy Metals From Phosphor...
8/17/1988 07233039 Method Of Treating Flue Gases And Combustion Residues
8/16/1988 07232727 Fast-dissolving, Non-caking, Food Grade Sodium Tripolyphosph...
8/15/1988 07232610 Method For Denitration Of Exhaust Gas Containing Arsenic Com...
8/10/1988 07230736 Process For The Reduction Of Nitrogen Oxides In An Effluent ...
7/29/1988 07226246 Process For The Reduction Of Nitrogen Oxides From Exhaust Ga...
7/29/1988 07226272 Method And For Waste Gas Treatment
7/28/1988 07225380 Process For The Purification Of Waste Gases Containing Hydro...
7/25/1988 07224419 Combined Catalytic Baghouse And Heat Pipe Air Heater
7/14/1988 07219297 Method For The Reduction Of Sulfur Trioxide In An Effluent
7/11/1988 07217186 Recovery Of P2o5 Values From Phosphoric Acid Hemihydrate Cry...
7/11/1988 07217315 The Reduction Of Sulfur And Nitrogen Oxides Using Petroleum ...
6/29/1988 07215716 Method For Separation Of Impurities From Flowing Gas
6/29/1988 07212884 Absorber Packing And Method
6/24/1988 07211484 Inert Gas Purifier For Bulk Nitrogen Without The Use Of Hydr...
6/24/1988 07211493 Desulfurization Process
6/15/1988 07207292 Multi-stage Process For Reducing The Concentration Of Pollut...
6/15/1988 07207382 Process For Nitrogen Oxides Reduction With Minimization Of T...
6/15/1988 07206729 Sulphur Compounds Removal
6/13/1988 07206204 Method For Separation Of Sulfur Dioxide From Gases
6/3/1988 07202775 Method For Reducing Corrosion In A Bypass System
6/2/1988 07239956 Method Of Catalytic Cleaning Of Exhaust Gases
6/1/1988 07201483 Method For Removing Hydrogen Chloride From Exhaust Gas Disch...
2/29/1988 07155864 Process For Nitrogen Oxides Reduction With Minimization Of T...
2/17/1988 07156856 Process For Removing Sulfur From Sulfur-containing Gases: Hi...
2/16/1988 07155709 Method Of Compressing Pyrogenically Prepared Silicic Acid
2/5/1988 07152751 Process For Making Phosphoric Acid Free From Titanium
2/4/1988 07152073 Enhanced Sorbent Injection Combined With Natural Gas Reburni...
2/1/1988 07151160 Use Of Chlorous Acid For Removing Sulfur Dioxide From Combus...
1/22/1988 07147592 Process Utilizing Catalytic Material For The Reduction Of Ni...
1/21/1988 07146442 Process For The Simultaneous Removal Of Nitrogen Oxides And ...
1/15/1988 07144804 Gypsum Scale Inhibitors For Flue Gas Desulfurization Systems
1/5/1988 07154247 No Reduction Using Sublimation Of Cyanuric Acid
12/31/1987 07140059 Passivation Of Elemental Phosphorus Contained In Waste Ponds
12/28/1987 07138752 Use Of Sulfur Dioxide For Corrosion Inhibition In Acid Gas S...
12/23/1987 07136989 Ceo Catalytic Desulfurization Of Industrial Gases
12/14/1987 07132801 Ammonia Scrubbing
12/3/1987 07128271 Process For Separating And/or Reacting Particles
11/13/1987 07120267 Method Of Removing Sox And Nox From Effluent Gas
11/4/1987 07117021 Process For Producing Improved Carbon Black And Resultant Pr...
11/2/1987 07115931 Process For Producing Calcium Phosphate
10/14/1987 07108779 Process For The Reduction Of Nitrogen Oxides In An Effluent
10/13/1987 07128652 Process For Causticizing Of An Aqueous Solution Containing A...
10/13/1987 07107329 Process For Purifying Phosphoric Acid For Electrical Semicon...
9/30/1987 07102639 Catalyst And A Method For Denitrizing Nitrogen Oxides Contai...
9/23/1987 07100291 Method For Providing Oxygen Ion Vacancies In Lanthanide Oxid...
6/4/1987 07058060 Method And System For Removal Of Sulfur Compounds From Gases...
6/3/1987 07056909 Catalyst For Reductive Conversion Of Nitrogen Oxides In Wast...
5/27/1987 07054509 Method Of Removing Acid Gas Pollutants From Flue Gases
5/14/1987 07050198 Process For Nitrogen Oxides Reduction And Minimization Of Th...
5/13/1987 07050587 High Yield Phosphoric Acid Production By Ammoniation Of Impu...
5/8/1987 07047318 Process For Producing Calcium Carbonate And Products Thereof
5/7/1987 07047797 Process For Decreasing The Content Of Nitrogen Oxides In Flu...
5/7/1987 07046737 Method For Increasing Fluosilicic Acid Recovered From Wet Pr...
5/1/1987 07045973 Treatment Of Waste Material
5/1/1987 07046030 Oxidation-reduction Process For Enhancing The Color Of And S...
4/27/1987 07043147 Process For Desulfurizing Waste Gases
4/24/1987 07041962 Method For Treating Destabilized, Fire-involved Elemental Ph...
4/24/1987 07041966 High Absorbtivity Sodium Tripolyphosphate
4/22/1987 07041224 Method For Controlling Wet-process Flue Gas Desulfurization
4/16/1987 07039324 Methods Of Reducing Nox And Sox Emissions From Combustion Sy...
4/15/1987 07039013 Process For The Reduction Of Nitrogen Oxides In An Effluent ...
4/9/1987 07036413 Process For The Reduction Of The Sulfur Content In A Gaseous...
4/8/1987 07035753 Methods For Preventing Ammonium Bisulfate Formation During T...
4/1/1987 07033453 Reduction Of Nox In Flue Gas
3/31/1987 07030091 Method For The Preparation Of Moisturized Compositions Of Hy...
3/23/1987 07029389 Process Of Removing Pollutants From Flue Gas
3/23/1987 07029438 Process For Removal Of Nox From Fluid Streams
3/16/1987 07027150 Process For The Removal Of Hydrogen Cyanide From A Gas Strea...
3/13/1987 07025493 Process For The Reduction Of Nitrogen Oxides In An Effluent ...
3/13/1987 07025355 Process For Removing Sulfur Oxide And Nitrogen Oxide
3/12/1987 07025159 Process For The Production Of Highly Concentrated Phosphoric...
3/6/1987 07022716 Multi-stage Process For Reducing The Concentration Of Pollut...
2/27/1987 07019638 Recovery Process
2/24/1987 07017829 Method For Treating Exhaust Gas
2/18/1987 07015905 Process For The Removal Of No From Fluid Streams Using A Wat...
2/13/1987 07014431 Process For The Reduction Of Nitrogen Oxides In An Effluent
2/13/1987 07014821 Method Of Reducing The Oxides Of Nitrogen In Fossil Fuels Co...
2/11/1987 07013893 Method And Apparatus For The Purification Of Flue Gases
2/9/1987 07012793 Chlorine Gas Filtering Material Suitable For Use In A Chemic...
2/6/1987 07012097 Abatement Of No X In Exhaust Gases
2/6/1987 07011953 Method For Carbon Black Production
2/5/1987 07011296 Method Of Removing Oxides Of Nitrogen From Flue Gas
2/3/1987 07010333 Process For Making Crude Phosphoric Acid
2/2/1987 07009696 Process And For Reducing The Concentration Of Pollutants In ...
1/30/1987 07009188 Process For Freeing Mineral Acids From Heavy Metals
1/29/1987 07008355 Process For Removing Sulfur Gases From A Combustion Gas
1/20/1987 07004407 Process For The Purification Of Exhaust Gases Containing Oxi...
1/2/1987 07013976 Regenerative Process For Removing Mercaptans Contained In A ...
12/10/1986 06828418 High Mixing Reactor Process
11/26/1986 06935173 Process For Desulphurization Of Flue Gas
11/21/1986 06933112 Process For Removing Nox And Sox From A Gaseous Mixture
11/19/1986 06932754 Integrated Injection And Bag Filter House System For Sox-nox...
11/12/1986 06930689 Lignosulfonate-modified Calcium Hydroxide For So2 Control Du...
11/10/1986 06930171 Process And Apparatus For Removing Sulfur From Sulfur-contai...
11/7/1986 06928337 Process For Removing Sulfur From Sulfur-containing Gases
11/4/1986 06926661 Utilization Of Sulphur Dioxide For Energy Production
10/29/1986 06924621 Process For The Removal Of Nitrogen Oxides And Sulphur Oxide...
10/29/1986 06924703 Method Of Producing Microsized Amorphous Particles Of Metal ...
10/27/1986 06923541 Process For The Combined Removal Of So2 And Nox From Flue Ga...
10/24/1986 06922873 Process For Catalytic Treatment Of Exhaust Gases
10/23/1986 06922420 Method For Producing Stabilized Wet Process Phosphoric Acid ...
10/16/1986 06919708 Method For Pre-heating Combustion Air And For Catalytically ...
10/9/1986 06932505 Purification Plant And Process For The Removal Of Pollutants...
10/9/1986 06916838 Method And Apparatus For Scrubbing Flue Gases From A Firing ...
10/8/1986 06916746 Method For Producing Of Beta-tricalcium Phosphate
9/26/1986 06911837 Process And Apparatus For Scrubbing Of No And/or So2 From Ga...
9/23/1986 06912137 Process For The Removal Of Hydrogen Cyanide From A Gas Strea...
9/22/1986 06910363 Process Of Removing Sox And Nox From Waste Gases
9/12/1986 06906485 Process For Removing Sulfur Oxides From A Gas By Means Of An...
9/10/1986 06905512 Continuous Recovery Of Sulfur Oxide From Flue Gas
9/9/1986 06906579 Abatement Of Nox In Exhaust Gases
9/8/1986 06904425 Process For Producing Finely Divided Limestone For Sulfur Ox...
9/5/1986 06904719 Method For Simultaneously Scrubbing Cement Kiln Exhaust Gas ...
9/3/1986 06903344 Process And Apparatus To Reduce Nox Emissions From A Fluid C...
8/29/1986 06901920 Moisturized Compositions Of Hydrate-forming Phosphates And M...
8/25/1986 06900192 Phosphate Recovery From Wet Phosphoric Acid Purification Pro...
8/8/1986 06900100 Process Of Removing Of Cos And Cs 2 Compounds Contained In A...
4/7/1986 06848954 Metal-containing Spinel Composition And Process Of Using Sam...
4/3/1986 06847492 Spheroidal Alkali Metal Polyphosphates Of Low Apparent Densi...
4/3/1986 06847485 Spheroidal Alkali Metal Polyphosphates Of Low Apparent Densi...
3/31/1986 06846272 Methods Of Desulfurizing Gases
3/20/1986 06841853 Process For Chemical Separation Of Phosphorus Ore
3/11/1986 06838379 Process For Removal Of Mercaptans From Gas Streams
3/10/1986 06837927 Process For The Removal Of No From Fluid Streams Using A Wat...
3/6/1986 06836687 Process For Simultaneously Removing Nitrogen Oxides, Sulfur ...
3/3/1986 06835842 Improvement In Liquid-gas Absorption Process
2/26/1986 06834498 Process Of Removing Polllutants From Exhaust Gases
2/20/1986 06831381 Process For The Simultaneous Absorption Of Sulfur Oxides And...
2/18/1986 06829960 Separation Of Ash And Char In The Formation Of Carbon Black ...
2/5/1986 06826289 Process For Making Wet-process Phosphoric Acid
2/5/1986 06826303 Scrubbing Of Sulfur Dioxide With Lime Slags
1/31/1986 06824933 Method Of Desulfurizing Industrial Flue Gases
1/27/1986 06822890 Control Of Scale In Flue Gas Scrubbers
1/24/1986 06822243 Novel Anhydrous Sodium Tripolyphosphate
1/23/1986 06821589 Process For Cleaning Hot Waste Gas Occurring In Varying Amou...
1/23/1986 06821600 Method For Desulfurizing Exhaust Gas
1/23/1986 06821608 Method For Treating So2, So3 And Dust Simultaneously
1/22/1986 06821470 Method Of Decolorizing Wet Process Phosphoric Acid
1/21/1986 06820012 Process For Concentrating Waste Products Arising During The ...
1/15/1986 06818941 Recycled Sorbent Flue Gas Desulfurization
1/10/1986 06817583 Process For Removing Nox And Sox From A Gaseous Mixture
1/9/1986 06810281 Process For Adsorptive Removal Of Substances From Flue Gases
12/30/1985 06814298 Method For Removing Organic Materials From A Wet Process Pho...
12/30/1985 06814708 Hcn And Iron Cyanide Complex Removal
12/27/1985 06813994 Novel Sodium Orthophosphate
12/27/1985 06813786 Novel Anhydrous Sodium Tripolyphosphate
12/23/1985 06812514 Conversion Of Oxides Of Nitrogen To Nitrogen For Pollution A...
12/20/1985 06811267 Method For Removing Sulfur Dioxide From Flue Gases
12/20/1985 06811335 Process For Stabilizing Phosphoric Acid
12/16/1985 06809440 Process Of Removing Cationic Impurities From Wet Process Pho...
12/2/1985 06803587 Method For Separation Of Acid Pollution Gas
11/29/1985 06802897 Method For Dry Flue Gas Desulfurization Incorporating Nitrog...
11/29/1985 06802926 Method For Scrubbing Sulfur Oxides And Nitrogen Oxides In A ...
7/22/1985 06757571 High Pressure Process For Sulfur Recovery From A Hydrogen Su...
7/17/1985 06755840 Simultaneous Separation And Conversion To Sulfur Of H2s
7/8/1985 06752871 Control Of Sox Emission
7/8/1985 06752877 Process And A Device For Flue Gas Desulphurization
7/1/1985 06750213 Control Of Sox Emission
6/28/1985 06750532 Flakelike Carbon Bodies From Semicoke
6/24/1985 06747692 Ore Beneficiation Process
6/21/1985 06747609 Method For The Treatment Of Fluidized Carbon Black Utilizing...
6/20/1985 06746810 Effluent Gas Desulfurization With Conversion To Gypsum Of La...
6/14/1985 06744729 Catalyzed Flue Gas Desulfurization
6/10/1985 06743032 Continuous Controlled Process For Removing Sulphur Oxides Ga...
6/7/1985 06742724 Recovery Process
6/5/1985 06741214 Process For The Recovery Of Uranium From Phosphoric Acid Sol...
5/29/1985 06738734 Method For The Regeneration Of Washing Solution Utilized For...
5/20/1985 06736157 Flue Gas Desulfurization Process
5/9/1985 06732215 Process For The Removal Of Hydrogen Cyanide From A Gas Strea...
4/29/1985 06728410 Process For Removing Acidic Gases From Gaseous Mixtures Usin...
4/19/1985 06726351 Process For Producing Ammonium Polyphosphate
4/11/1985 06722016 Novel Anhydrous Sodium Tripolyphosphate
4/9/1985 06721426 Novel Sodium Orthophosphate
4/9/1985 06721437 Novel Anhydrous Sodium Tripolyphosphate
4/8/1985 06720811 Process For Removing Sulfur Dioxide From Off-gas
4/5/1985 06720247 Removal Of Nitrogen Oxides From Flue Gas
4/3/1985 06719550 Method For Treating Gas Streams
4/3/1985 06719463 Acetylene Black
4/2/1985 06719161 Method For Treating By-products From Flue Gas Desulfurizatio...
3/28/1985 06717069 Process For Producing Mesophase Pitch
3/26/1985 06716266 Process For Removing Hydrogen Sulfide From Gases
3/26/1985 06716290 Process For Simultaneous Removal Of So2 And Nox From Gas Str...
3/22/1985 06714748 Flue Gas Desulfurization Process
3/22/1985 06714750 Flue Gas Desulfurization Process
3/22/1985 06714751 Desulfurization Of Flue Gas From Multiple Boilers
3/22/1985 06714754 Method For Producing Reactive Lime And Reducing Sulfur Dioxi...
3/22/1985 06715168 Method For Reducing Gas Turbine Nox Emissions
3/22/1985 06715189 Method Of Treatment Of Sludge From A Flue Gas Desulfurizatio...
3/22/1985 06714965 Non-catalytic Method For Reducing The Concentration Of No In...
3/22/1985 06715119 Non-catalytic Method For Reducing The Concentration Of No In...
3/22/1985 06714741 Flue Gas Desulfurization Process
3/21/1985 06714259 Method Of Treatment Effluents Containing Sulfur Oxides
3/18/1985 06712485 Method For Reduction Of So2 Emission For Fossil Fired Boiler
3/13/1985 06711451 P4 Gas Generator Using The Alkali Metal Polyphosphide Mp15
3/4/1985 06708141 Process For Producing Carbon Black
3/1/1985 06707258 Method Of Making Carbon Black Having Low Ash Content From Ca...
2/27/1985 06706117 Method For Treating Waste Gas To Separate And Recover Gypsum...
2/21/1985 06704105 Dry Injection Flue Gas Desulfurization Process Using Absorpt...
2/20/1985 06703363 Scrap Heating Method
2/20/1985 06711467 Process For Reducing The Nox Content In Waste Gases
9/19/1984 06652027 Process For Producing Carbon Black
9/18/1984 06651816 Process For Treatment Of A Gas Stream Containing Nitrogen Ox...
9/6/1984 06647736 Process For Purifying Gases Containing Sulphur Dioxide
9/5/1984 06647503 Method For Conditioning Phosphate Ores
8/28/1984 06644977 Off-gas Desulfurization Process
8/27/1984 06644597 Process For Reducing Gaseous Sulfur Dioxide Content Of Flue ...
8/24/1984 06644331 Method Of Lowering The Magnesium Impurity Level Of Wet-proce...
8/23/1984 06643456 Method For Controlling A Concentration Of Slurry In Wet Flue...
8/21/1984 06642929 Phosphoric Acid Extraction Process
8/14/1984 06640608 Method For Dry Desulfurization Of Exhaust Gas
8/14/1984 06640704 Method Of And Column For The Desulfurization Of Industrial F...
8/13/1984 06640673 Removal Of Sulfur Oxides And Particulates With Copper-contai...
8/13/1984 06640675 Process For Simultaneously Removing Nitrogen Oxides, Sulfur ...
8/13/1984 06640679 Process For Simultaneously Removing Sulfur Oxides And Partic...
8/7/1984 06638513 Method For Treating Effluent In Exhaust Gas Treating Apparat...
8/6/1984 06637815 Novel Anhydrous Sodium Tripolyphosphate
8/6/1984 06637732 Two-stage Concentration For Superphosphoric Acid
8/6/1984 06637790 Novel Sodium Orthophosphate
7/30/1984 06636348 Dual Alkali Scrubber Liquor Regeneration With Production Of ...
7/27/1984 06634965 Process For Treating Phospho-gypsum Waste Product From Wet-a...
7/25/1984 06634985 Treatment Of Flue Gas
7/24/1984 06634234 Dry Injection Flue Gas Desulfurization Process
7/23/1984 06633142 Process For Reducing The Fluorine Content In Wet-processed P...
7/23/1984 06633694 Method For Production Of Carbon Black And Start-up Thereof
7/9/1984 06629034 Process For The Removal Of Nitrogen Oxides From Nitric Acid ...
7/5/1984 06627672 Production Of Phosphoric Acid
7/3/1984 06627427 Process For The Electrothermal Production Of Yellow Phosphor...
7/3/1984 06627456 Process For Removing Organic Contaminants From Wet- Processe...
7/2/1984 06626703 Production Of Carbon Black
6/28/1984 06625456 Process For Removing Fluorine And Organic Compounds From Pre...
6/14/1984 06620460 Process Of Removing Pollutants From Exhaust Gases
6/11/1984 06619371 Process For Treating Flue Gas With Alkali Injection And Elec...
5/30/1984 06615434 Process For Desulfuriazation Of Hot Waste Gas
5/29/1984 06614542 Emission Control Process For Combustion Flue Gases
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