| 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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| 02/19/2002 | US6348082 Gas fractionalization system and associated method |
| 02/19/2002 | US6347627 Nitrous oxide based oxygen supply system |
| 02/19/2002 | US6347531 Single mixed refrigerant gas liquefaction process |
| 02/19/2002 | US6347514 Air-fuel ratio control system for engine |
| 02/19/2002 | US6347513 Method for regenerating a NOx storage catalytic converter for an internal combustion engine |
| 02/19/2002 | US6347511 Exhaust gas purification system for lean burn engine |
| 02/19/2002 | CA2236186C Solid electrolyte systems for producing controlled purity oxygen |
| 02/19/2002 | CA2236185C Integrated solid electrolyte ionic conductor separator-cooler |
| 02/19/2002 | CA2235734C Method and device for purifying exhaust gas of engine |
| 02/19/2002 | CA2233921C Radial flow adsorption vessel |
| 02/19/2002 | CA2178880C Cold gas dryer for compressed natural gas |
| 02/18/2002 | CA2355438A1 Reduction of odor from a process |
| 02/18/2002 | CA2355421A1 Purifier and garbage disposer |
| 02/18/2002 | CA2354681A1 Process for purifying carbon dioxide-containing gas streams |
| 02/14/2002 | WO2002012803A1 Improved aqua-ammonia absorption system generator utilizing structured packing |
| 02/14/2002 | WO2002012796A2 Method and apparatus for improving the air quality within a building or enclosed space |
| 02/14/2002 | WO2002012688A1 Exhaust emission control device and exhaust emission control method for natural gas engine |
| 02/14/2002 | WO2002012687A1 Ceramic filter and method for manufacture thereof |
| 02/14/2002 | WO2002012126A1 Method and apparatus for treating ammonia-containing effluent water |
| 02/14/2002 | WO2002012089A1 Gel for moisture control and device |
| 02/14/2002 | WO2002011912A1 Method and device for preventing solid product from adhering to inner surface of exhaust gas pipe and exhaust gas treatment device with the device |
| 02/14/2002 | WO2002011885A2 Cover for vessels or systems for reducing the evaporation and/or the introduction of gases |
| 02/14/2002 | WO2002011884A1 Ceramic honeycomb structure |
| 02/14/2002 | WO2002011869A2 Zeolite membranes for selective oxidation of carbon monoxide in mixed hydrogen gas source |
| 02/14/2002 | WO2002011866A2 Sox tolerant nox trap catalysts and methods of making and using the same |
| 02/14/2002 | WO2002011865A1 Waste gas treating device having flow regulator |
| 02/14/2002 | WO2002011864A1 Apparatus for removing sterilant from a sterilant containing atmosphere |
| 02/14/2002 | WO2002011863A1 Method and apparatus for decontaminating atmospheric air |
| 02/14/2002 | WO2002011862A1 Filter, regeneration and soot-removing systems and applications |
| 02/14/2002 | WO2002011861A1 Portable oxygen concentration system and method of using the same |
| 02/14/2002 | WO2002011860A1 Fluid storage and dispensing system |
| 02/14/2002 | WO2001066464A3 Zeolite ssz-55 |
| 02/14/2002 | WO2001064317B1 Composite membrane for the selective diffusion of substances, and method for producing the same |
| 02/14/2002 | US20020019576 Process and facility for the separation of acid and/or alkaline constituents from hydrocarbons |
| 02/14/2002 | US20020019149 Process for manufacturing semiconductor integrated circuit device including treatment of gas used in the process |
| 02/14/2002 | US20020018742 Air pollution control |
| 02/14/2002 | US20020018741 Doped titanium dioxide |
| 02/14/2002 | US20020018737 Removal waste gases from semiconductors by scrubbing, oxidation |
| 02/14/2002 | US20020017496 Polluted air contacted with chlorine containing air, under light irradiation; functional water formed by electrolysis to effect regeneration and again fed to the chlorine generation region |
| 02/14/2002 | US20020017450 Method and apparatus for separating impurities from a liquid |
| 02/14/2002 | US20020017192 Gas adsorbent and using method thereof |
| 02/14/2002 | US20020017191 Two bed vacuum swing adsorption; efficient use of air blowers and vacuum pumps |
| 02/14/2002 | DE19521666C2 Dichtungs- und rahmenlose Geruchs- und/oder Schadstoffilter Seals and frameless odor and / or Schadstoffilter |
| 02/14/2002 | DE10137421A1 Abgasemissionssteuersystem für einen Verbrennungsmotor An exhaust emission control system for an internal combustion engine |
| 02/14/2002 | DE10038307A1 Device for separating particles having different sizes used in chemical industry comprises several layers arranged over each other with each layer having holes of different sizes |
| 02/14/2002 | DE10038063A1 Removal of components from air comprises passing air through mist created by high pressure nozzles |
| 02/14/2002 | DE10037774A1 Verfahren und Vorrichtung zur Gewinnung organischer Substanzen aus einem diese Substanzen enthaltenden Gasgemisch Process and apparatus for recovery of organic substances from a gas mixture containing these substances |
| 02/14/2002 | DE10034992A1 Warmregenerierter Adsorptionstrockner für gasförmige Medien Warmregenerierter adsorption dryer for gaseous media |
| 02/14/2002 | CA2418390A1 Method and apparatus for treating ammonia-containing effluent |
| 02/14/2002 | CA2418007A1 Zeolite membranes for selective oxidation of carbon monoxide in mixed hydrogen gas source |
| 02/13/2002 | EP1179365A2 Plasma assisted processing of gas |
| 02/13/2002 | EP1179361A1 Method for the production of a composite metal membrane, composite metal membrane produced according to said method and use thereof |
| 02/13/2002 | EP1179360A2 Pressure swing adsorption process which provides product gas at decreasing bed pressure |
| 02/13/2002 | EP1179359A2 Process and apparatus for removing organic substances from a gas mixture |
| 02/13/2002 | EP1179358A1 Gas conducting system with filter for dehumidification |
| 02/13/2002 | EP1179126A1 Catalyst supporting body |
| 02/13/2002 | EP1179125A1 Method for reducing harmful components in the exhaust gas of an internal combustion engine, especially a diesel-internal combustion engine |
| 02/13/2002 | EP1121190A4 Monolithic polymer composition having an activation material |
| 02/13/2002 | EP0636107B1 Process and use of an apparatus for recovering sulphur from a gas stream containing hydrogen sulphide |
| 02/13/2002 | CN2476332Y Dry desulfurization purifier |
| 02/13/2002 | CN2476331Y Ordered flow set reactor in flue gas desulfurization device |
| 02/13/2002 | CN1335792A Method for treating combustion ash of coal and method for desulfurization |
| 02/13/2002 | CN1335198A Method of treating waste gas containing sulfur and flammable component |
| 02/13/2002 | CN1335197A Method of treating organic waste gas containing vapor |
| 02/13/2002 | CN1079034C Equipment for processing fluid and its use and method for filling equipment with block body |
| 02/13/2002 | CN1079033C Exhaust gas purification apparatus |
| 02/12/2002 | US6346317 Substrate for ceramic sheets |
| 02/12/2002 | US6346253 Photoreactive agent containing photoreactive semiconductor for removing harmful materials |
| 02/12/2002 | US6346143 Odor adsorptive filter for refrigerators and freezers |
| 02/12/2002 | US6346142 System for removing water from a gaseous sample |
| 02/12/2002 | US6346141 Supplying breathable gas for underwater habitat |
| 02/12/2002 | US6346140 Pore sections in the pore walls themselves; inorganic/organic hybrid such as condensation product of tetraethoxysilane and a polyether; absorbs carbon dioxide, hydrocarbons such as for use in cold start pollution control, greenhouse gas capture |
| 02/12/2002 | US6346139 Interfacing oxygen concentrating device capable of outputting flow of concentrated oxygen with supplemental oxygen concentrating device capable of outputting second flow of concentrated oxygen, directing combined flows to end user |
| 02/12/2002 | US6346138 Purification of hexafluoroethane |
| 02/12/2002 | US6346130 For removing toxic substances from fuel in an engine, comprising filter in a housing where filter body has partition dividing housing into clean and dirty zone, and a one-way valve permits fluid to pass from clean to dirty zone |
| 02/12/2002 | US6345497 Deactivated atomic nitrogen generated by an electron beam from a gas stream is injected at low temperatures into an engine exhaust to reduce nox emissions. |
| 02/12/2002 | US6345496 Method and device for purifying exhaust gas of an engine |
| 02/12/2002 | CA2354952A1 A supported metal membrane, a process for its preparation and use |
| 02/12/2002 | CA2354920A1 A process for preparing a composite metal membrane, the composite metal membrane prepared therewith and its use |
| 02/12/2002 | CA2249517C Process for removing hydrogen and/or carbon monoxide from an air stream |
| 02/12/2002 | CA2246862C Alloy catalyst and process for producing the same |
| 02/12/2002 | CA2243924C System for exhaust gas purification |
| 02/12/2002 | CA2239677C Process for enriched combustion using solid electrolyte ionic conductor systems |
| 02/12/2002 | CA2235016C Method and device for purifying exhaust gas of engine |
| 02/12/2002 | CA2234759C Oxygen concentrator with beds' duty cycle control and self-test |
| 02/12/2002 | CA2096950C A catalyst structure having integral heat exchange (ii) |
| 02/12/2002 | CA2056896C Double wall gas absorber apparatus for use with hazardous materials |
| 02/11/2002 | CA2354205A1 Removal of nitogen oxides from gas streams |
| 02/09/2002 | CA2354891A1 Gas conducting system with filter for moisture removal |
| 02/07/2002 | WO2002010563A1 Device for cleaning exhaust gases |
| 02/07/2002 | WO2002010066A2 Adsorption process and apparatus for nitrogen production and drink dispensing device making use of the apparatus |
| 02/07/2002 | WO2002009916A1 Article formed into honeycomb |
| 02/07/2002 | WO2002009854A1 Waste gas treating device having flow regulating assembly |
| 02/07/2002 | WO2002009853A1 Method and device for cleaning installations designed to remove nitrogen and fitted with catalysts |
| 02/07/2002 | WO2002009852A2 System and process for removal of pollutants from a gas stream |
| 02/07/2002 | WO2002009851A1 Method of treating combustion gas and treating apparatus |
| 02/07/2002 | WO2002009850A2 Method and apparatus for transferring heat and moisture using water-and-ion conducting membranes |
| 02/07/2002 | WO2002009849A2 Method and installation for the recovery of pure co2 from flue gas |
| 02/07/2002 | WO2002009848A2 Miniaturized wearable oxygen concentrator |
| 02/07/2002 | WO2002009847A2 Regenerable air cleaning device |