| 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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| 07/03/2002 | CN2497856Y Apparatus for removing liquid and mist from gas containing liquid |
| 07/03/2002 | CN2497855Y Centrifugal filtering smoke purifier |
| 07/03/2002 | CN1356960A Hydrogen recycle and acid gas removal using membrane |
| 07/03/2002 | CN1356922A Method and appts. for desulphurisation of exhaust gases |
| 07/03/2002 | CN1356921A Organic acid scrubber and methods |
| 07/03/2002 | CN1356919A Device for treating gas |
| 07/03/2002 | CN1356267A Process for removing arsenic or arsenic compound from fluid |
| 07/03/2002 | CN1356242A Selective exhaust Valve for container of product with fragrance or smell (such as coffee) |
| 07/03/2002 | CN1356158A Physical process for removing sulfur and carbon by solvent |
| 07/03/2002 | CN1356157A Solvent for selectively removing sulfide from CO2-contained gas mixture |
| 07/03/2002 | CN1356156A Process for adsorbing acidic gas (CO2) from fume by ammonia water |
| 07/03/2002 | CN1356155A Adsorbent for gas separation and its preparing process |
| 07/03/2002 | CN1086959C Flue gas desulfurizing agent and method |
| 07/03/2002 | CN1086958C Pressure-varying flash vaporizer and pressure-varying deaerating equipment contg. it for liquid |
| 07/02/2002 | USRE37779 Adsorber for humidity and odorous gas exchange |
| 07/02/2002 | US6414202 Membrane-augmented manufacture of propylene derivatives |
| 07/02/2002 | US6413904 Nitrogen oxide storage catalyst |
| 07/02/2002 | US6413898 Silica binder-free; exhaust systen catalyst |
| 07/02/2002 | US6413488 Post conversion of a gas containing hydrogen sulphide, the elimination of sulphur crystallized by cooling |
| 07/02/2002 | US6413483 Layered platinum and rhodium exhaust gas catalyst; selective toward reaction of nitrogen oxides with hydrocarbons and/or carbon monoxide; sulphur oxides absorbent; fuel efficiency; automobile exhausts |
| 07/02/2002 | US6413434 Adsorbing hydrochloric acid on calcined alumina and alkali, alkaline earth and/or rare earth salt; catalytic reforming; petroleum industry |
| 07/02/2002 | US6413304 Drum vent filter |
| 07/02/2002 | US6413303 Activated carbon air filters |
| 07/02/2002 | US6413298 Olefin and partially sulfonated arylvinyl copolymers; diffu-sion of protons but not electrons; nonporous; electricity; humidification; heat and moisture exchange; desalination; fuel cells; heating/ventilation/air conditioning systems |
| 07/02/2002 | US6412291 Air compression improvement |
| 07/02/2002 | US6412121 Thermo-evaporation type toilet system |
| 07/02/2002 | CA2267013C Switching valve for multi-chamber adsorbent air and gas fractionation system |
| 07/02/2002 | CA2062493C Method for treating a gas mixture containing electrolytic fluorine and possibly uranium containing compounds |
| 06/29/2002 | CA2366266A1 Argon purification process |
| 06/29/2002 | CA2366185A1 Improved pressure swing adsorption process for high recovery of high purity gas |
| 06/28/2002 | CA2366155A1 Fuel processing system and apparatus therefor |
| 06/27/2002 | WO2002050485A1 Device for injecting fine-grained solid particles into a gaseous stream |
| 06/27/2002 | WO2002050482A1 Refrigeration cycle apparatus |
| 06/27/2002 | WO2002050471A1 Oxygen separation and combustion apparatus and method |
| 06/27/2002 | WO2002049972A1 Prevention of the deposition of calcium fluoride |
| 06/27/2002 | WO2002049959A1 Method of recovering enriched gaseous oxygen |
| 06/27/2002 | WO2002049759A1 Particle-fibre-agglomerates |
| 06/27/2002 | WO2002049755A1 Method and system for removal of gas, and plasma processing device |
| 06/27/2002 | WO2002049747A2 Copolyimide gas separation membranes |
| 06/27/2002 | WO2002049743A1 Device for catalytic treatment of smells and filtering hood equipped therewith |
| 06/27/2002 | WO2002049742A1 Enhanced rate psa process |
| 06/27/2002 | WO2002013945A3 Filter construction for disk drives, and use |
| 06/27/2002 | WO2002000950A3 Compositions for use as electrode materials and for hydrogen production |
| 06/27/2002 | WO2001078843A3 Hypoxic fire suppression systems and breathable fire extinguishing compositions |
| 06/27/2002 | WO2001014041A9 Filter for removing contaminants from an enclosure |
| 06/27/2002 | US20020082463 Layered adsorption zone for hydrogen production swing adsorption |
| 06/27/2002 | US20020082168 Activated carbon for odor control and method for making same |
| 06/27/2002 | US20020082164 Methods to reduce alkali material migration from NOx adsorber washcoat to cordierite |
| 06/27/2002 | US20020082163 Reverse-layered, catalyzed adsorber system |
| 06/27/2002 | US20020081262 Process for preparing zeolites using pyrrolidinium cations |
| 06/27/2002 | US20020081257 Photocatalytic system |
| 06/27/2002 | US20020081256 Carbon dioxide recovery at high pressure |
| 06/27/2002 | US20020081255 Coating comprising a noble metal catalyst and a nitrogen oxide storage component comprising alkali metal loaded onto carrier, and ceramic substrate exhibiting alkali resistance; stoichiometry; for oxidizing carbon monoxide and hydrocarbons |
| 06/27/2002 | US20020081252 Catalyst substrate having improved thermal durability |
| 06/27/2002 | US20020081246 Comprises titanium dioxide as covering having refractive index higher than glass fiber-shaped light guiding member; for use in refrigerator or air purifier |
| 06/27/2002 | US20020081245 Configured such that a honeycomb structure is mounted in a cylindrical casing; enhanced durability and thermal stress by specifying welding positions upon welding a metal flat sheet to a metal corregated sheetcatalytic exhaust systems |
| 06/27/2002 | US20020081242 NOx control |
| 06/27/2002 | US20020081241 Device for cleaning flue gas |
| 06/27/2002 | US20020081239 Storage container having flexible walls containing a mist solution which is supplied by means of a pump to a mixing area into which a compresed air conduit opens |
| 06/27/2002 | US20020081238 Exhaust-gas cleaning unit with particle filter and nitrogen oxygen store, and operating method therefor |
| 06/27/2002 | US20020079236 Liquid-impermeable membrane located between a working electrode and a reference electrode and permeable to an ion that forms a chemical compound with the sulfur compounds in the liquid |
| 06/27/2002 | US20020079212 Electro-kinetic air transporter-conditioner |
| 06/27/2002 | US20020078906 Integration of ceramic oxygen transport membrane combustor with boiler furnace |
| 06/27/2002 | US20020078829 Evaporative emission treatment device |
| 06/27/2002 | US20020078828 Filters employing both acidic polymers and physical-adsorption media |
| 06/27/2002 | US20020078825 Method and apparatus for removing trace impurities from a gas using superactivated carbon material |
| 06/27/2002 | US20020078824 Polymer soluble color agent for coloring toners, powders and powder coating materials as well as for coloring ink-jet inks; heat stability and light fastness |
| 06/27/2002 | US20020078696 Hybrid heat pump |
| 06/27/2002 | US20020078685 Arrangement for treatment of exhausts released from an Otto engine with direct fuel injection |
| 06/27/2002 | US20020078682 Control device of an engine |
| 06/27/2002 | US20020078667 Exhaust gas purification filter |
| 06/27/2002 | DE10142397A1 Gerät zum Reinigen des Abgases einer Brennkraftmaschine An apparatus for purifying exhaust gas of an internal combustion engine |
| 06/27/2002 | DE10064894A1 Air decomposition device, used in power stations, comprises housing separated into chambers by membrane body |
| 06/27/2002 | DE10059791A1 Verfahren und Vorrichtung zur Entschwefelung eines Vorkatalysators Method and device for desulfurization of a pre-catalyst |
| 06/27/2002 | CA2432745A1 Oxygen separation and combustion apparatus and method |
| 06/27/2002 | CA2431731A1 Copolyimide gas separation membranes |
| 06/26/2002 | EP1217196A2 Device for purifying exhaust gas of diesel engines |
| 06/26/2002 | EP1217059A1 Process and installation for combined treatment of shredder scrap and sludges |
| 06/26/2002 | EP1216960A2 Synthesis of aluminium rich afi zeolite |
| 06/26/2002 | EP1216753A1 Regeneration process of a redox catalytic solution comprising the measure of the oxygen dissolved in the regeneration effluent and the use thereof for desulfuration |
| 06/26/2002 | EP1216746A2 NOx adsorbent with SOx poisoning protection |
| 06/26/2002 | EP1216745A2 NOx-accumulator-catalyst, process for its production and application thereof |
| 06/26/2002 | EP1216744A1 Carbon dioxide recovery at high pressure |
| 06/26/2002 | EP1216201A1 Apparatus and method for drying hydrogen |
| 06/26/2002 | EP1216110A1 Treatment of oxidable gas generated from waste at a dumping area |
| 06/26/2002 | EP1216088A1 Process for the removal of sulphur compounds from gases |
| 06/26/2002 | EP1076634B1 Method for the catalytic decomposition of n 2?o |
| 06/26/2002 | EP0958237B1 Process for removal of hydrogen cyanide from synthesis gas |
| 06/26/2002 | EP0768117B1 Carbonaceous adsorbent, process for producing the same, and method and apparatus for gas separation |
| 06/26/2002 | CN2496543Y Three-phase fluidized bed gas purificator |
| 06/26/2002 | CN2496542Y Cigarette smoke scavenger |
| 06/26/2002 | CN2496540Y Desulfurizing and dust-precipitating apparatus |
| 06/26/2002 | CN2496539Y Compound spray desulfurizing and dust-precipitating apparatus |
| 06/26/2002 | CN1355776A Low expansion, high porosity, high strength cordierte body and making method thereof |
| 06/26/2002 | CN1355729A Catalyst support body for two-wheeled or diesel vehicles |
| 06/26/2002 | CN1355727A Sorbent composition, process for producing same and use in desulfurization |
| 06/26/2002 | CN1355721A Method for removing nitrogen oxides from oxygen-containing gas stream |
| 06/26/2002 | CN1355720A Integrated heated getter purifier system |
| 06/26/2002 | CN1355132A Process for preparing sulfuric acid |
| 06/26/2002 | CN1355131A Process for extracting high-purity hydrogen from coke oven gas |