| 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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| 02/18/2003 | US6521021 Thief process for the removal of mercury from flue gas |
| 02/18/2003 | US6521020 Removing hydrocarbons from hydrogen sulfide-containing stream for conversion to elemental sulfur with adsorbents (crystalline titanium silicate molecular sieves and high silica aluminosilicate zeolite); pollution control |
| 02/18/2003 | US6521019 Vacuum or pressure swing adsorption processes for separating oxygen from nitrogen carried out in a system with a main adsorption vessel that has two layers one of which is a spirally wound wheel monolith |
| 02/18/2003 | US6521012 Oleophobic coated membranes |
| 02/18/2003 | US6520287 Methods and systems for low temperature cleaning of diesel exhaust and other incomplete combustion products of carbon-containing fuels |
| 02/18/2003 | US6520176 Portable oxygen concentrator |
| 02/18/2003 | US6520099 Method for treating combustion ash of coal and method for desulfurization |
| 02/18/2003 | US6519936 Arrangement for treatment of exhausts released from an Otto engine with direct fuel injection |
| 02/18/2003 | US6519935 Device and method for exhaust-gas aftertreatment in an internal-combustion engine |
| 02/18/2003 | US6519930 Method and configuration for monitoring an NOx-storage device |
| 02/18/2003 | CA2267938C Method and apparatus for manufacturing high concentration ozone gas |
| 02/18/2003 | CA2266384C Solid chloride absorbent |
| 02/16/2003 | CA2355396A1 Barrier discharge conversion of so2 and nox to acids |
| 02/15/2003 | CA2385947A1 Chemical modification of polyimides |
| 02/14/2003 | WO2002015306A2 Method for separating fuel out of a waste gas, and corresponding device |
| 02/14/2003 | WO2002015305A2 Method for separating carbon dioxide from a fuel and water mixture and a corresponding device |
| 02/14/2003 | CA2419467A1 Method for separating fuel out of an off-gas and associated device |
| 02/14/2003 | CA2419448A1 Method for separating carbon dioxide out of a mixture of water and fuel, and corresponding device |
| 02/14/2003 | CA2397022A1 Structured membrane |
| 02/13/2003 | WO2003012269A2 Fuel supply system of an internal combustion engine |
| 02/13/2003 | WO2003012265A1 Method for warm-up of catalyst of exhaust gas treatment device |
| 02/13/2003 | WO2003012261A2 Photolytic oxygenator with carbon dioxide fixation and separation |
| 02/13/2003 | WO2003011865A1 Novel materials for selective trapping of carbon monoxide |
| 02/13/2003 | WO2003011763A1 Method for producing material responsive to visible light |
| 02/13/2003 | WO2003011759A1 Mesostructured transition aluminas |
| 02/13/2003 | WO2003011758A1 Catalytic system for reducing emissions of volatile organic compounds in combustion gases |
| 02/13/2003 | WO2003011756A1 Method for producing activated carbon having high strength and high capability for denitration, and activated carbon produced by the method |
| 02/13/2003 | WO2003011452A1 Liquid-gas contact apparatus |
| 02/13/2003 | WO2003011448A1 Catalyst or sorbent beds |
| 02/13/2003 | WO2003011438A1 Method for catalytic reduction of nitrogen oxides and catalyst for use therein |
| 02/13/2003 | WO2003011437A1 Gasoline engine with an exhaust system for combusting particulate matter |
| 02/13/2003 | WO2003011436A1 Desulphurisation |
| 02/13/2003 | WO2003011435A1 Device and method for the production of dried compressed air from ambient air |
| 02/13/2003 | WO2003011434A1 Control system for helium recovery |
| 02/13/2003 | WO2003011433A1 Metal solution-diffusion membrane and method for producing the same |
| 02/13/2003 | WO2003011432A1 Method for the separation of gaseous components from technical gases by means of ethylene glycol dimethyl ethers at low temperatures |
| 02/13/2003 | WO2003011431A1 Helium recovery |
| 02/13/2003 | WO2003011429A1 The filtration of industrial fumes |
| 02/13/2003 | WO2003011427A1 Honeycomb structural body and method of manufacturing the structural body |
| 02/13/2003 | WO2003011419A1 Liquid-to-gas contact device |
| 02/13/2003 | WO2002000773A9 Polymers and polymer membranes covalently cross-linked by sulphinate alkylation |
| 02/13/2003 | US20030032844 Method of manufacturing methanol |
| 02/13/2003 | US20030032739 Covalently cross-linked ionomer membranes, which is based on an alkylation reaction of sulfinate group-containing polymers with a dihaloalkane or haloaromatic crosslinking agent; use in fuel cells; mechanical properties |
| 02/13/2003 | US20030032188 Diagnostic system for monitoring catalyst performance |
| 02/13/2003 | US20030031970 Boil-off gas processing system using electric heater |
| 02/13/2003 | US20030031906 Regenerative dryer device and method for water recovery, primarily in the cathode side, of a proton exchange membrane fuel cell |
| 02/13/2003 | US20030031618 Process for eliminating oxygen from a gas that contains carbon dioxide |
| 02/13/2003 | US20030031616 Introducing a gas stream into desulfurizing station, which gas stream contains carbon monoxide (CO); reacting the CO in gas stream with sulfur deposited on a sulfur scrubber bed in desulfurizing station so as to form gaseous carbonyl sulfide |
| 02/13/2003 | US20030031613 Chemical reactor for gas phase reactant catalytic reactions |
| 02/13/2003 | US20030031609 Exhaust gas processing system |
| 02/13/2003 | US20030031608 For is use in a gas turbine; cooling and preventing homogeneous ignition |
| 02/13/2003 | US20030031604 Processes and apparatus for quantitatively converting urea to ammonia on demand |
| 02/13/2003 | US20030029807 Method and apparatus for eliminating odors and killing bacteria associated with emissions from sewer and grease trap vents |
| 02/13/2003 | US20030029713 Land-based desalination using positively buoyant or negatively buoyant/assisted buoyancy hydrate |
| 02/13/2003 | US20030029449 System for removal of halocarbon gas from waste anesthetic gases |
| 02/13/2003 | US20030029321 Fume extraction apparatus and assembly |
| 02/13/2003 | US20030029320 Three-dimensional adsorbent particle filter comprising darkly colored, reflective adsorbent particles |
| 02/13/2003 | US20030029315 For pressure swing adsorption (PSA) for separating heavy hydrocarbons from mixtures of comprising hydrogen and heavy hydrocarbons; for purification of hydrogen |
| 02/13/2003 | US20030029314 Apparatus and method for purifying air used in cryogenic air separation |
| 02/13/2003 | US20030029164 Method of converting a solid nitrogen-containing reducing agent to the gas phase for use in the reduction of nitrogen oxides in exhaust gases |
| 02/13/2003 | US20030029142 Ceramic filter and method for manufacture thereof |
| 02/13/2003 | CA2456011A1 Helium recovery |
| 02/13/2003 | CA2455934A1 Control system for helium recovery |
| 02/13/2003 | CA2454933A1 Catalyst or sorbent beds |
| 02/12/2003 | EP1283332A2 Exhaust treatment unit and measuring device for determining the concentration of a urea and water solution |
| 02/12/2003 | EP1283067A1 Honeycomb filter for purifying exhaust gas |
| 02/12/2003 | EP1163043A4 Catalyzed particulate oxidizer for reducing particulate emissions from a diesel engine and method |
| 02/12/2003 | EP1159057B1 Process and catalyst for the decomposition of nitrous oxide |
| 02/12/2003 | EP1113990B1 Method for producing sodium chloride crystals respecting environment |
| 02/12/2003 | EP1107819B1 Method for cleaning a waste gas |
| 02/12/2003 | EP1076595B1 A method of producing so2 sorbent and thereafter utilizing such so2 sorbent to desulfurize combustion gases |
| 02/12/2003 | EP1076594B1 A method of producing so2 sorbent that is suitable for use to desulfurize combustion gases |
| 02/12/2003 | EP1044179B1 Ceramic network, method for the production and utilization thereof |
| 02/12/2003 | EP0890789B1 Combustion equipment with flue gas cleaning plant |
| 02/12/2003 | EP0804380B1 Method and catalyst for catalytically oxidising a low concentration of h 2?s in a gas to give sulphur |
| 02/12/2003 | EP0691883B1 Improved zeolite-containing oxidation catalyst and method of use |
| 02/12/2003 | CN2535118Y Vertical random streamer-discharge reactor of optimized space-time distribution |
| 02/12/2003 | CN2535116Y Cleaning-free high-efficient oil fume treatment apparatus |
| 02/12/2003 | CN2535115Y Vertical streamer-discharge flue gas desulfurizing wet reactor |
| 02/12/2003 | CN2535114Y CNG ow-pressure dehydrating equipment |
| 02/12/2003 | CN2535113Y Magnetic hot air separating apparatus |
| 02/12/2003 | CN1396888A Material responsive to visible light and process for producing the same |
| 02/12/2003 | CN1396839A Method and apparatus for improving air quality within building or enelosed space |
| 02/12/2003 | CN1395999A Desulfurizing binary Fe-alkali catalyst |
| 02/12/2003 | CN1395998A Desulfurizing binary Fe-alkali catalyst |
| 02/12/2003 | CN1395994A Process for preparing Fe additive of desufurizing Fe-alkali catalyst |
| 02/12/2003 | CN1395981A Variable-pressure adsorption method using auxiliary system |
| 02/12/2003 | CN1395980A Pressure variation adsorption separation method |
| 02/12/2003 | CN1395979A Apparatus and method for removing smoke of boiler |
| 02/12/2003 | CN1101248C Wet boiler fume desulfurizing and dedusting technology |
| 02/12/2003 | CN1101247C Sulfur transfering agent for flue gas from catalytic cracking plant and its preparing process |
| 02/12/2003 | CN1101246C Self-sucking method of preventing furnace fume deposit |
| 02/12/2003 | CN1101245C liquid bleeding device and method for controlling concentration of slurry in wet flue gas desulfurization system |
| 02/12/2003 | CN1101244C Solid electrolyte system for producing purity-controlled oxygen |
| 02/12/2003 | CN1101243C Method for adsorption of xanon by activated carbon fibers |
| 02/12/2003 | CN1101242C Filter with fire-smoke turbulance mixing and cyclone separation |
| 02/11/2003 | US6518213 Exhaust gas purifying catalyst and process for preparing the catalyst |
| 02/11/2003 | US6517913 Pumping etching exhaust gases from processing chamber to fluid conduit containing oxidizing agent; forming a plasma for conversion to less hazardous gaseous products and byproducts |
| 02/11/2003 | US6517899 Catalyst and adsorption compositions having adhesion characteristics |
| 02/11/2003 | US6517801 Treatment of gas streams containing hydrogen sulphide |