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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10/11/2000 | CN2400173Y Wet dust-removing desulphurization plant |
10/11/2000 | CN2400172Y Flue gas desulfurization dust remover |
10/11/2000 | CN2400171Y Desulfurizing mechanism of stone water film flue gas dust remover |
10/11/2000 | CN1269734A Treatment of gaseous emissions |
10/11/2000 | CN1269507A Color discoloring indicator and its production process |
10/11/2000 | CN1269488A Method for intensifying combustion by solid electrolyte ion conductor system |
10/11/2000 | CN1269461A Discharge control apparatus for internal combustion engine |
10/11/2000 | CN1269256A Eddy-current ultragravitational field reactor and its application |
10/11/2000 | CN1057279C Method for comprehensive treatment and utilization of waste liquid, solid and gas from paper-making mill |
10/10/2000 | US6130182 For use in catalytic reactors which produce high electric fields or corona discharge. |
10/10/2000 | US6129973 Microchannel laminated mass exchanger and method of making |
10/10/2000 | US6129898 Locating a platinum deposited tri-metal oxide, a nitrogen oxide trap material in an exhaust gas passage of an internal combustion engine, exposing the trap material to oxidizing engine exhaust gases to absorb the nitrogen oxides |
10/10/2000 | US6129897 Using herbal catalysts a nonpollutant bioproduct for removal or elimination of nitrogen oxide pollution |
10/10/2000 | US6129862 Composite oxides of A-site defect type perovskite structure |
10/10/2000 | US6129834 For use during catalyst regeneration in fluidized catalytic cracking(fcc), comprises specified particle sizes consisting of an acidic oxide support including alumina, an alkali metal oxide, cerium oxide, and a group ib metal oxide |
10/10/2000 | US6129780 Increasing the rate of gas flow through the adsorbent by using an isostatic pressure on the adsorbent beds, also prevent fluidization of the upper portion of the stacked adsorbent |
10/10/2000 | US6128919 Process for separating natural gas and carbon dioxide |
10/10/2000 | US6128916 Membrane technology to remove non-condensable gases from refrigeration systems |
10/10/2000 | US6128825 Combination main reservoir and gas drying apparatus |
10/10/2000 | US6128821 Motor-vehicle exhaust-gas cleaning device and method for making same |
10/10/2000 | CA2224471C Psa prepurifier |
10/10/2000 | CA2191826C Process for the dehydration of a gas |
10/10/2000 | CA2179800C Vsa adsorption process with feed/vacuum advance and provide purge |
10/10/2000 | CA2056952C Catalyst for purifying exhaust gas |
10/05/2000 | WO2000058437A1 Respiratory aids |
10/05/2000 | WO2000058417A1 Ether heat and mass transfer additives for aqueous absorption fluids |
10/05/2000 | WO2000057993A1 Fumed metal oxide comprising catalytic converter |
10/05/2000 | WO2000057991A1 Drying device and method for producing the same |
10/05/2000 | WO2000057990A1 Method for controlling the co2 content flue gas from thermal power plants and a thermal power plant using the method |
10/05/2000 | WO2000004989A9 Method and apparatus for enhancing the rate and efficiency of gas phase reactions |
10/05/2000 | DE19915106A1 Isolating olefin for recycling in gas-phase olefin polymerization processes involves separating olefin from inert gas in a separator unit and removing catalyst poison in apparatus connected to the separator |
10/05/2000 | DE19915034A1 Gas scrubber for semiconductor manufacturing facility includes piston and valve to regulate gas flow in gas pipes based on pressure differential between pressure gauges at inlet and outlet |
10/05/2000 | DE19914870A1 Production of a microbial preparation for reducing levels of toxic and odorous substances, e.g. ammonia, hydrogen sulfide, dimethyl sulfide, carboxylic acids and skatole, in the gas phase |
10/05/2000 | DE19910466A1 Verfahren zur Herstellung einer hydrophilen Hohlfadenkompositmembran A process for producing a hydrophilic Hohlfadenkompositmembran |
10/04/2000 | EP1041254A2 Emission control apparatus for internal combustion engine |
10/04/2000 | EP1040870A2 Noble metal based catalyst functioning at ordinary temperature and method for destroying noxious gaseous compounds using the same |
10/04/2000 | EP1040865A2 Mercury removal in utility wet scrubber using a chelating agent |
10/04/2000 | EP1040864A2 Control of mercury in a wet scrubber |
10/04/2000 | EP1040863A2 Process for removing NOx and SOx from exhaust gas |
10/04/2000 | EP1040862A1 Method and device for global warming prevention |
10/04/2000 | EP1040861A1 Process for enriched combustion using solid electrolyte ionic conductor systems |
10/04/2000 | EP1040176A1 Process for recovering olefins |
10/04/2000 | EP1040080A1 Method for direct oxidation in sulphur, by catalytic process and in vapour phase, of low content h 2?s in a gas |
10/04/2000 | EP1039964A1 Method and device for exploiting the flue-gas heat in brown coal power stations with wet flue-gas desulphurisation |
10/04/2000 | EP1039963A1 Filter for separating nitrogen oxides and particles from a gas flow |
10/04/2000 | EP1039962A1 Plasma assisted gas processing with zirconia |
10/04/2000 | CN2399087Y Magnetic separating oxygen producer |
10/04/2000 | CN2399086Y Wet devulcanizing dust remover |
10/04/2000 | CN2399085Y Devulcanizing and dust removing appts. |
10/04/2000 | CN2399084Y Wet spiral boiler smoke-removing devulcanizer |
10/04/2000 | CN2399080Y Environmental protection filtering fume and smoke separator |
10/04/2000 | CN1268995A Method for reducing emissions from a diesel engine |
10/04/2000 | CN1268899A Method for eliminating organophosphorus compound contd. in gas or liquid |
10/04/2000 | CN1268481A Self heating catalytic stam conversion method |
10/04/2000 | CN1268389A Coal-fired flue-gas dust-removing and desulfurization process |
10/04/2000 | CN1268388A Mercury removing using chelating agent from general wet washing apparatus |
10/04/2000 | CN1268387A Method for removing sulfur oxides from flue-gas by utilizing waste sludge of soda plant |
10/04/2000 | CN1057018C Method for removing carbon dioxide from gas |
10/04/2000 | CN1057017C Moisture remover of dampproof box |
10/03/2000 | US6127645 Tunable, self-powered arc plasma-melter electro conversion system for waste treatment and resource recovery |
10/03/2000 | US6127312 Heat-treated active carbons for use in denitration, processes for producing same denitration method using same, and denitration systems using same |
10/03/2000 | US6127300 Process for making a catalyst with noble metal on molecular sieve crystal surface |
10/03/2000 | US6126912 Process and catalyst comprising at least one EU-1 and/or NU-86 and/or NU-87 zeolite for reducing oxides of nitrogen in an oxidizing medium |
10/03/2000 | US6126910 Method for removing acid gases from flue gas |
10/03/2000 | US6126906 Apparatus for removing harmful components in a semiconductor exhaust gas |
10/03/2000 | US6126833 Cross-flow filtration device for receiving feed stock at feed end face and separating it into filtrate and retentate, comprising structure containing parallel arrangement of plurality of monolithic segments of porous material |
10/03/2000 | US6126781 Process for conditioning ozone gas recycle stream in ozone pulp bleaching |
10/03/2000 | US6126779 Plasma gas processing |
10/03/2000 | US6126726 Turbine generator hydrogen filtration system having an improved membrane filter having several palladium based membrane filters which effectively remove contaminates of air and oil and provide high hydrogen through-put |
10/03/2000 | US6126725 Deaerating apparatus and treatment apparatus with gas permeable films |
10/03/2000 | US6126724 Locomotive air processing apparatus |
10/03/2000 | US6126723 Microcomponent assembly for efficient contacting of fluid |
10/03/2000 | US6126721 Membrane separation module obtains oxygen enriched air which is blown into the module by electrically powered fan; oxygen enriched air is drawn from permeate side of the membrane by vacuum pump and stored in reservoir while user exhales |
10/03/2000 | US6126717 Steel-making method and plant |
10/03/2000 | US6125709 Sampling tube and method for manufacturing such sampling tube |
10/03/2000 | US6125655 Process for purifying air by adsorbing CO2 and H2 O impurities on calcined alumina |
10/03/2000 | US6125638 Optical fiber cooling process |
10/03/2000 | US6125629 Staged reductant injection for improved NOx reduction |
10/03/2000 | US6125553 Controller module for continuous flow twin air dryers and process of controlling same |
10/03/2000 | CA2209331C Method for oxidising h2s to sulphur |
10/03/2000 | CA2180994C Optimal pressure swing adsorption refluxing |
10/03/2000 | CA2086232C Process for preparing sulfur from a fuel off-gas and at least one acid gas containing hydrogen sulfide; thermal reactor |
09/30/2000 | CA2303586A1 Enhanced control of mercury in a wet scrubber through reduced oxidation air flow |
09/29/2000 | CA2302143A1 Process for enriched combustion using solid electrolyte ionic conductor systems |
09/28/2000 | WO2000057040A1 Catalyst body with reduced flow side wall thickness |
09/28/2000 | WO2000057039A1 Method and device for producing a metallic honeycomb body |
09/28/2000 | WO2000056844A1 Method and apparatus for the drying of natural gas |
09/28/2000 | WO2000056671A1 Process and apparatus for the conversion of carbonaceous materials |
09/28/2000 | WO2000056668A1 Bioremediation of petroleum pollutants with alkane-utilizing bacteria |
09/28/2000 | WO2000056453A1 Method for producing a catalyst by means of electrodeposition |
09/28/2000 | WO2000056452A1 Method for producing a catalyst |
09/28/2000 | WO2000056441A1 System for recovery of sulfur and hydrogen from sour gas |
09/28/2000 | WO2000056430A1 Resin material for gas separation base and process for producing the same |
09/28/2000 | WO2000056427A1 A method and device at a single chamber air drier |
09/28/2000 | WO2000056426A1 Preparation of water from flue gases |
09/28/2000 | WO2000056425A1 Hydrogen-permeable metal membrane and method for producing the same |
09/28/2000 | WO2000056424A1 Selective removal of nitrogen from natural gas by pressure swing adsorption |
09/28/2000 | WO2000056422A1 Water curtain type dust purifying apparatus |
09/28/2000 | WO2000025898A9 Compositions, methods and devices for the production of oxygen and hydrogen |
09/28/2000 | DE19914100A1 Reversible electrosorption process, especially for carbon dioxide removal or recovery from a gas mixture, comprises continuous adsorbent transport in individual transfer steps between separate adsorption and desorption locations |