| Patents for B01D 53 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols (135,933) |
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| 06/17/2009 | EP2069275A1 A method and an arrangement for making methanol |
| 06/17/2009 | EP2069231A1 Process for removal of metal carbonyls from a synthesis gas stream |
| 06/17/2009 | EP2069230A1 Process for removal of hydrogen sulphide, iron pentacarbonyl and nickel tetracarbonyl from a synthesis gas stream |
| 06/17/2009 | EP2069053A2 Catalysts to reduce nox in an exhaust gas stream and methods of preparation |
| 06/17/2009 | EP2069051A1 Catalyst, method for its preparation and system to reduce nox in an exhaust gas stream |
| 06/17/2009 | EP2069050A1 A method and an arrangement for extracting carbon dioxide from air |
| 06/17/2009 | EP2069049A2 Thermal decomposition of urea in a side stream of combustion flue gas using a regenerative heat exchanger |
| 06/17/2009 | EP2069048A1 Method of forming an agent and its use in desulphurisation |
| 06/17/2009 | EP2069047A1 Plasma reactor |
| 06/17/2009 | EP2069046A1 Sorption systems with naturally occurring zeolite, and methods |
| 06/17/2009 | EP2029251A4 Capillary flow restrictor apparatus |
| 06/17/2009 | EP1971414A4 Composite palladium membrane having long-term stability for hydrogen separation |
| 06/17/2009 | EP1846582B1 Method for purifying an input mixture comprising carbon dioxide (co2) and carbon monoxide (co), to eliminate the carbon monoxide contained in said mixture |
| 06/17/2009 | EP1791622B1 Process for the removal of cos from a synthesis gas stream comprising h2s and cos |
| 06/17/2009 | CN201257367Y Pump inlet of flue gas desulphurization circulation pump |
| 06/17/2009 | CN201257366Y Industrial flue-dust wet-method purification filter tank |
| 06/17/2009 | CN201257365Y Desulphurization dust removing device of heat engine plant coal |
| 06/17/2009 | CN201257364Y Filling type high-concentration harmful gas purification tower |
| 06/17/2009 | CN201257363Y Dust-removal water-removal desulphurization device |
| 06/17/2009 | CN201257362Y Composite atomization neutralization reaction tower |
| 06/17/2009 | CN201257361Y Flue gas desulphurization device |
| 06/17/2009 | CN201257360Y Oleum stock tank demister |
| 06/17/2009 | CN201257359Y Shrunk-in type boiler desulphurization dust collector |
| 06/17/2009 | CN201257358Y Conversion gas desulphurization device |
| 06/17/2009 | CN201257357Y Residual chlorine recovering device in tail gas |
| 06/17/2009 | CN101460234A Process to recover medium purity carbon dioxide |
| 06/17/2009 | CN101460233A Carbon dioxide and hydrogen production method from synthesis gas |
| 06/17/2009 | CN101460232A Vacuum pressure swing process to recover high purity carbon dioxide |
| 06/17/2009 | CN101460231A Method and system for atmosphere recycling |
| 06/17/2009 | CN101455940A Perfluoro compound catalyst treatment method containing microparticle treatment unit |
| 06/17/2009 | CN101455939A Baffle type evaporation ammonia-process desulfurization technique and device |
| 06/17/2009 | CN101455938A Plasma biology deodorization technique and system of vent gas from steel-drum spray-painting production line |
| 06/17/2009 | CN101455937A Method for purifying waste gases produced during the production of cyanuric chloride |
| 06/17/2009 | CN101455936A Flue gas desulfurization method based on hot carbon reduction |
| 06/17/2009 | CN101455935A Combination type drying machines controller |
| 06/17/2009 | CN101455934A Automatic dryer |
| 06/17/2009 | CN101455933A Tower-top eddy flow purification method and device of recycle hydrogen desulfurizing tower |
| 06/17/2009 | CN101455932A Absorbing agent capable of removing sulfide from acid gas flow and method thereof |
| 06/17/2009 | CN101455931A Reverse osmosis membrane on-line chemical cleaning method and cleaning agent |
| 06/17/2009 | CN100501299C Adsorbent for adsorption heat pump, adsorbent for humidity-control air conditioner, adsorption heat pump and humidity-control air conditioner |
| 06/17/2009 | CN100501290C Method for shifting valve from a first fixing position to a second fixing position |
| 06/17/2009 | CN100500591C Waste water and gas simultaneously biological treating plant for garbage compression station |
| 06/17/2009 | CN100500269C Biotrickling filter for treating volatile organic waste gas |
| 06/17/2009 | CN100500268C Automatic flushing system and process for pH meter in desulfurizing absorption tower |
| 06/17/2009 | CN100500267C Apparatus for wet-type cleaning flue gases |
| 06/17/2009 | CN100500266C Wet type desulfurizing dust collector |
| 06/17/2009 | CN100500265C Purification technology and equipment of waste gas containing high concentration nitrogen oxide |
| 06/17/2009 | CN100500264C Wet process complex denitration technique enhancing FeIIEDTA by using compounds of vitamin C series |
| 06/17/2009 | CN100500263C Differential pressure automatic control type moisture absorption apparatus |
| 06/17/2009 | CN100500262C Indoor air purifying device |
| 06/17/2009 | CN100500261C Spray recovery tower |
| 06/17/2009 | CN100500260C Device and method for implementing oxygen concentration in air by using magnetic conduction heel piece to reinforcing laminated magnet array |
| 06/17/2009 | CN100500258C Exhaust gas cleaning device |
| 06/16/2009 | US7547656 Noble metal catalyst on carrier; multilayer |
| 06/16/2009 | US7547420 air cleaners comprising ionizers, a power source and gas detectors for measuring concentration of impurities |
| 06/16/2009 | US7547418 Creates gaseous cloud of catalyst nanoparticles that breaks down volatile organic waste compounds; enhancing photocatalytic oxidation systems; high throughput, minimizes particle loss |
| 06/16/2009 | US7547350 adsorber material has a sheet paper element and a plurality of fingers, forming the flow channel, for filtering gaseous hydrocarbons; air cleaners for internal combustion engine; air pollution control for vehicles, gas motorized tool; exhaust emissions discharged from engine and evaporative emissions |
| 06/16/2009 | US7547349 air treatment using pressure swing adsorption system, cooling the hot air from a compressor stage of aircraft engine, in a heat exchanger; high-pressure adsorption/production phase and a low-pressure desorption/regeneration phase; high flow rates, operate at high temperatures without reduce performance |
| 06/16/2009 | CA2438697C Radial flow gas phase reactor and method for reducing the nitrogen oxide content of a gas |
| 06/16/2009 | CA2396471C Catalytic devices |
| 06/11/2009 | WO2009073424A1 Process for promoting mercury retention in wet flue gas desulfurization systems |
| 06/11/2009 | WO2009073422A1 Promoter enhanced chlled ammonia based system and method for removal of co2 from flue gas stream |
| 06/11/2009 | WO2009072612A1 Process for producing boron-containing glass product and method for purifying waste gas generated in production of boron-containing glass product |
| 06/11/2009 | WO2009072360A1 METHOD FOR REMOVAL OF ClO3F |
| 06/11/2009 | WO2009072320A1 Exhaust gas treatment equipment |
| 06/11/2009 | WO2009072113A2 A scrubber for removing heavy metals from gases |
| 06/11/2009 | WO2009071816A2 Method and device for drying a gas flow rich in carbon dioxide |
| 06/11/2009 | WO2009039611A3 Methods and systems for sulphur combustion |
| 06/11/2009 | WO2009036215A3 Etching processes used in mems production |
| 06/11/2009 | WO2009027649A9 Antimicrobial agent and/or catalyst for chemical reactions |
| 06/11/2009 | WO2009010250A4 Method for controlling and cooling a distillation column |
| 06/11/2009 | WO2009000357A3 Storage tank for gaseous fuels, and use thereof |
| 06/11/2009 | WO2008035127A8 Gas treatment device |
| 06/11/2009 | WO2003066185A3 Apparatus and method for emissions control through continious filtration system |
| 06/11/2009 | WO2003051502A3 Channelized sorbent media, and methods of making same |
| 06/11/2009 | US20090149318 Catalyst System for the Reduction of NOx and NH3 Emissions |
| 06/11/2009 | US20090148930 Using piperazine to absorbing CO2 from flue gases via formation of ammonium bicarbonate |
| 06/11/2009 | US20090148378 Apparatus and Delivery of Oxygen |
| 06/11/2009 | US20090148374 Process and catalyst for desulfurization of hydrocarbonaceous oil stream |
| 06/11/2009 | US20090148373 Process to remove hydrogen-sulfide from gas by reflux recycle from sour water stripper |
| 06/11/2009 | US20090148372 Complexation and removal of heavy metals from flue gas desulfurization systems |
| 06/11/2009 | US20090148371 Two-Stage Quench Scrubber |
| 06/11/2009 | US20090148370 Process to produce ammonia from urea |
| 06/11/2009 | US20090148369 Oxygen storage capacity substance and method of oxygen storage capacity in three-way catalyst for purifying automotive exhaust gas |
| 06/11/2009 | US20090148368 Air pollution control |
| 06/11/2009 | US20090148367 Process for promoting mercury retention in wet flue gas desulfurization systems |
| 06/11/2009 | US20090148357 Apparatus and catalyst for purifying exhaust gas |
| 06/11/2009 | US20090148355 Oxidation catalyst apparatus for purifying exhaust gas |
| 06/11/2009 | US20090148352 Portable gas generating device |
| 06/11/2009 | US20090145849 Solution and method for scavenging sulphur compounds |
| 06/11/2009 | US20090145843 Method for reducing carbon dioxide emissions and water contamination potential while increasing product yields from carbon gasification and energy production processes |
| 06/11/2009 | US20090145741 Method for catalytic treating perfluorocompound gas including particle removing unit |
| 06/11/2009 | US20090145461 Degassing System |
| 06/11/2009 | US20090145343 forming micro-porous particulates composed of metal sulfides, subjecting to chemical reduction at high temperature employing carbon, carbon monoxide, hydrogen, or hydrocarbon such as natural gas as reductant; concrete additives; cost efficiency |
| 06/11/2009 | US20090145300 Process and Apparatus for Generating and Delivering An Enriched Gas Fraction |
| 06/11/2009 | US20090145299 Liquid supply apparatus and liquid ejecting apparatus |
| 06/11/2009 | US20090145298 Method and apparatus for refreshing carbon in a carbon filter canister |
| 06/11/2009 | US20090145297 Co2 absorption by solid materials |
| 06/11/2009 | US20090145116 Exhaust System of Internal Combustion Engine |
| 06/11/2009 | CA2798618A1 Promoter enhanced chilled ammonia based system and method for increasing precipitation of ammonium bicarbonate solid particles in removal of co2 from flue gas stream |