| 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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| 02/04/2009 | CN201189439Y Smoke treatment device of fluidized-bed garbage furnace system |
| 02/04/2009 | CN201189438Y Preparation method of flue gas desulfurization limestone slurry |
| 02/04/2009 | CN201189437Y Electric air dust-collection purification dehumidifer |
| 02/04/2009 | CN201189436Y Postcooling device of cold-drying device |
| 02/04/2009 | CN201189435Y Silence smoke filter |
| 02/04/2009 | CN201189434Y Dry method synthetic leather dimethyl formamide gas recovery tower |
| 02/04/2009 | CN201189411Y Gypsum dehydrator for flue gas desulfurization process |
| 02/04/2009 | CN101360955A Biological process for purifying air in confined rooms and apparatus thereof |
| 02/04/2009 | CN101360893A Exhaust purification apparatus for compression ignition type internal combustion engine |
| 02/04/2009 | CN101360548A Sorbent composition to reduce emissions from the burning of carbonaceous fuels |
| 02/04/2009 | CN101358911A Device and method for measuring elemental sulfur in gas in gas lines |
| 02/04/2009 | CN101358263A Converter gas cooling and purification method |
| 02/04/2009 | CN101358148A Removal of acid gases and sulfur compounds from hydrocarbon gas streams in a causic tower |
| 02/04/2009 | CN101357335A Preparation method of zirconium yttrium composite column montmorillonite loaded palladium catalyst |
| 02/04/2009 | CN101357332A Automobile tail gas cleaning catalyst and its preparation method |
| 02/04/2009 | CN101357331A Room-temperature decomposition ozone catalysis material and preparation method thereof |
| 02/04/2009 | CN101357328A Fume denitration composite catalyst using titanium-base ceramics as carrier and preparation method thereof |
| 02/04/2009 | CN101357322A Preparation method of transition metal compound loaded vermiculite absorbent |
| 02/04/2009 | CN101357301A Quadric catalysis method of enamel wire drying oven |
| 02/04/2009 | CN101357300A Dry-method separation and recovery device and method of carbon dioxide in flue gas |
| 02/04/2009 | CN101357299A Desulfurization reaction tower of circulating fluid bed |
| 02/04/2009 | CN101357298A Circulating fluid bed flue gas desulfurization technique and device |
| 02/04/2009 | CN101357297A Wet desulfurization dust-removing device and processing method thereof |
| 02/04/2009 | CN101357296A Semiconductor discharged-gas processing device |
| 02/04/2009 | CN101357295A Semiconductor discharged-gas processing device |
| 02/04/2009 | CN101357294A Renewable devulcanizing technological process and use thereof |
| 02/04/2009 | CN101357293A Mixed acid waste gas treater |
| 02/04/2009 | CN101357292A Method for recovering tail-gas generated during producing polycrystalline silicon using silicon tetrachloride |
| 02/04/2009 | CN101357291A Treatment technique of polypropylene tail-gas generated by continuous-method polypropylene device |
| 02/04/2009 | CN101357290A Method and system of controlling dioxin discharge in flue gas by duty-cycle operation of sulphur-containing inhibitor |
| 02/04/2009 | CN101357289A Flare gas recovering technique during producing polypropylene using interval liquid-phase substantial method |
| 02/04/2009 | CN101357288A Hydrogen chloride circulation recovering method from off-gas generated from the production of polycrystalline silicon |
| 02/04/2009 | CN101357287A Method for recovering hydrogen chloride from off-gas generated from the production of polycrystalline silicon |
| 02/04/2009 | CN101357286A Method for recovering dichloro-dihydro silicon from off-gas generated from the production of polycrystalline silicon |
| 02/04/2009 | CN101357285A Vertical type flue dust, sulphur dioxide eliminator |
| 02/04/2009 | CN101357284A Waste gas processing method |
| 02/04/2009 | CN101357279A Dust removal and dioxin decomposition integration filter material and preparation method thereof |
| 02/04/2009 | CN101357235A Removing method of benzene, ammine indoor and preparation thereof |
| 02/04/2009 | CN100459212C Organic electroluminescent display |
| 02/04/2009 | CN100458309C Air conditioner |
| 02/04/2009 | CN100458112C Air/fuel ratio control device for internal combustion engine |
| 02/04/2009 | CN100457893C Nitro-reductive pseudomonads and its use |
| 02/04/2009 | CN100457238C Catalyst for purifying IC engine tail gas and/or industrial waste gas and preparation method thereof |
| 02/04/2009 | CN100457237C Biological filler for exhaust gas treatment |
| 02/04/2009 | CN100457236C Multistage fumes decontamination device for desulfurization and dust precipitation |
| 02/04/2009 | CN100457235C Ceramic multi-pipe boiler smoke desulfurizing dust-controlling apparatus |
| 02/04/2009 | CN100457234C Waste gas treating corona discharge method and apparatus homogeneously reinforced with heterogeneous catalyst |
| 02/04/2009 | CN100457233C Smoke purifier apparatus with horizontal flow |
| 02/04/2009 | CN100457231C Air cleaner |
| 02/03/2009 | US7485277 Method for absorbing hydrogen using an oxidation resisant organic hydrogen getter |
| 02/03/2009 | US7485276 Residual gas leaving the absorption column is passed, prior to entry into the residual gas turbine, through a stage of reducing the NOx content by catalytic reduction, and second stage reducing the N2O content of the gas by decomposition |
| 02/03/2009 | US7485275 Absorption to form stream depleted of acid gases and ammonia and one charged with acid gases and ammonia; stripping acid gases and ammonia from absorption stream and condensing the condensable fractions; ejecting condensate from stripping step and distilling off ammonia; recycling aqueous bottoms |
| 02/03/2009 | US7485274 CO2 absorption tower; regeneration tower for removing CO2 from a rich solution to form a lean solution that is used to absorb CO2 in the absorption tower; semi-lean solution obtained from an upper part of the regeneration tower is extracted and heated by heat exchanging with a high-temperature waste gas |
| 02/03/2009 | US7485273 Adsorbing NOx in the exhaust gases when the exhaust gases are in an oxidizing state; and reducing the adsorbed NOx to generate ammonia and retaining the generated ammonia when the exhaust gases are in the reducing state. |
| 02/03/2009 | US7485272 Multi-stage system for selective catalytic reduction |
| 02/03/2009 | US7485271 Selective, low temperature nitrogen oxide reduction is improved by combining silver or silver compound on Al2O3, zeolite-supported Cu, Fe, Co or Ce, and a partial oxidation catalyst that is a bulk oxide, a bulk composite oxide or a bulk mixed oxide of Mn, Fe, Pr or Ce |
| 02/03/2009 | US7485270 Process for treating compression ignition engine exhaust gas |
| 02/03/2009 | US7485227 Polyazole-based polymer films |
| 02/03/2009 | US7485176 Compact thermal conductivity detector |
| 02/03/2009 | US7485175 Device for positioning and holding a length of gas chromatographic column |
| 02/03/2009 | US7485173 Separating a gas from a gas mixture using a mixed matrix membrane of an ultraviolet radiation crosslinked polymer as a continuous phase (polyimide of pyromellitic anhydride, -3,3',4,4'-benzophenonetetracarboxylic anhydride, and 4,4'-methylenebis(2,6-dimethylaniline) and a dispersed microporous material |
| 02/03/2009 | US7485172 Oxygen supply system |
| 02/03/2009 | US7485169 Semiconductor manufacturing facility utilizing exhaust recirculation |
| 02/03/2009 | US7484361 Exhaust gas purifying apparatus of motorcycle |
| 02/03/2009 | US7484359 Exhaust purifying apparatus for internal combustion engine |
| 02/03/2009 | US7484297 Method and apparatus for manufacturing a catalytic converter |
| 02/03/2009 | CA2455744C Wind energy installation |
| 02/03/2009 | CA2381154C Chemical reactor and method for catalytic gas phase reactions |
| 02/03/2009 | CA2239758C Continuous production of aqueous solutions of alkaline salts of arylacetic acids |
| 02/02/2009 | WO2009018539A2 Application of microturbines to control emissions from associated gas |
| 01/29/2009 | WO2009015054A1 Increased yield in gas-to-liquids processing via conversion of carbon dioxide to paraffins via microalgae |
| 01/29/2009 | WO2009015053A1 Integrated process for conversion of hydrocarbonaceous assets and photobiofuels production |
| 01/29/2009 | WO2009015051A1 Process for integrating conversion of hydrocarbonaceous assets and photobiofuels production using an absorption tower |
| 01/29/2009 | WO2009014976A2 Surfaces and coatings for the removal of carbon dioxide |
| 01/29/2009 | WO2009014860A1 Solar water vapor ejector |
| 01/29/2009 | WO2009014517A1 Process and apparatus for reducing sox emissions from kiln systems for calcium-containing materials |
| 01/29/2009 | WO2009014109A1 System for processing combustible gas and method for processing combustible gas |
| 01/29/2009 | WO2009014053A1 Foam recovery apparatus and foam recovery system |
| 01/29/2009 | WO2009014035A1 Exhaust purification system for internal combustion engine |
| 01/29/2009 | WO2009014025A1 Exhaust gas processing device |
| 01/29/2009 | WO2009014016A1 Flue gas desulfurizing apparatus |
| 01/29/2009 | WO2009014003A1 Aeration apparatus |
| 01/29/2009 | WO2009014002A1 Aeration apparatus |
| 01/29/2009 | WO2009013610A2 Catalyst composition and structure for a diesel-fueled reformer configured in an exhaust stream |
| 01/29/2009 | WO2009013544A2 System and method of fuel vapour recovery |
| 01/29/2009 | WO2009013455A2 Separation of carbon dioxide and hydrogen |
| 01/29/2009 | WO2009013394A1 Catalyst for removing detrimental hydrocarbons present in effluent or process gases |
| 01/29/2009 | WO2009013329A1 Method for heating at least one component of an scr system using resistive heating elements |
| 01/29/2009 | WO2009013161A1 Process for catalytic n2o reduction with simultaneous recovery of hydrogen and light alkenes |
| 01/29/2009 | WO2009013149A2 Method for producing chelate resins |
| 01/29/2009 | WO2009013142A2 Chelate resin |
| 01/29/2009 | WO2009012859A1 Assembly and method for introducing a reduction agent into the exhaust gas line of an exhaust gas system of an internal combustion engine |
| 01/29/2009 | WO2009012597A1 Process for treating pulp mill condensates using a hollow fiber contactor |
| 01/29/2009 | WO2008144076A3 A thermal preconcentrator for collection of chemical species |
| 01/29/2009 | WO2007095955A8 A method of storing and delivering ammonia and the use of electromagnetic radiation for desorption of ammonia from a chemical complex |
| 01/29/2009 | US20090028776 Seawater-based carbon dioxide disposal |
| 01/29/2009 | US20090028769 combusting alkyl di-sulphide compounds in the presence of an oxygen-containing gas in a SO2 generation zone using a disulfide burner to convert disulide to SO2, reacting gas stream containing SO2 with H2S to form elemental Sulfur; Claus process |
| 01/29/2009 | US20090028768 BIFUNCTIONAL ACTIVE SITES FOR ADSORPTION OF NOx |
| 01/29/2009 | US20090028767 Waste Treatment and Energy Production Utilizing Halogenation Processes |
| 01/29/2009 | US20090026279 Environmental Control Enclosure |