| 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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| 02/14/2001 | EP1075870A1 Catalyst for removing nitrogen oxides and method for removing nitrogen oxides |
| 02/14/2001 | EP1075867A1 Humidity-controlling functional material and process for the production thereof |
| 02/14/2001 | CN2419493Y Smoke dust treating apparatus |
| 02/14/2001 | CN1284016A Raw refuse facility |
| 02/14/2001 | CN1283961A Process for mfg. tasteless super purified smoke for treating seafood to be frozen and thawed |
| 02/14/2001 | CN1283606A Method and appts for absorbing propenoic acid compound |
| 02/14/2001 | CN1283523A Process for preparing catalyst to remove nitrogen oxides and CO from fume |
| 02/14/2001 | CN1283516A Control to mercury by strengthening wet gas scrubbing appts process through reducing flow of oxidized air |
| 02/13/2001 | US6187988 Adsorption of hazardous material with carbon beds, purging with gas and microwave treatment |
| 02/13/2001 | US6187709 Subjecting the catalyst to oxidation by means of an oxidizing gas containing at least 0.85% oxygen at a temperature of at least 450 degrees c. preferably for at least 15 seconds. |
| 02/13/2001 | US6187596 Airborne contaminant indicator |
| 02/13/2001 | US6187381 Process for preparing silica gel and process for producing dehumidifying element |
| 02/13/2001 | US6187278 Feeding gases into absorber, contacting with scrubbing solution containing ammonium sulfate to absorb sulfur dioxide, collecting solution in vessel, injecting mixture of ammonia and air to produce ammonium sulfate, recirculating solution |
| 02/13/2001 | US6187277 Removing sulfur dioxide from gas by contacting gas with acidic aqueous solution of dimethyl sulfoxide to dissolve sulfur dioxide, reacting with alkaline earth metal ions to form solid alkaline earth sulfate and/or sulfite |
| 02/13/2001 | US6187276 Method and apparatus for removing indoor volatile organic substance |
| 02/13/2001 | US6187274 Turbulence inducer in a catalytic converter channel |
| 02/13/2001 | US6187273 Reactor for catalytically processing gaseous fluids |
| 02/13/2001 | US6187269 Device packaged within sealed moisture-impervious wrapping consisting of casing, assay strip within said casing together with reagent in dry state, removable protective cap or shroud comprising molded desiccant-containing plastic |
| 02/13/2001 | US6187262 Inhibition of corrosion in aqueous systems |
| 02/13/2001 | US6187227 Thiacrown ether compound corrosion inhibitors for alkanolamine units |
| 02/13/2001 | US6187220 Ether heat and mass transfer additives for aqueous absorption fluids |
| 02/13/2001 | US6187099 Installation for the treatment of objects in a defined gas atmosphere, whose O2 content is smaller that that of air and with which environmentally damaging treatment gases are produced |
| 02/13/2001 | US6187080 Exhaust gas treatment apparatus including a water vortex means and a discharge pipe |
| 02/13/2001 | US6187077 Contacting gas mixture comprising tetrafluoromethane, perfluoroethane, nitrogen trifluoride, trifluoromethane, nitrogen and sulfur hexafluoride with membrane, contacting retentate stream with adsorbent to produce desired product |
| 02/13/2001 | US6187072 Method and apparatus for reducing perfluorocompound gases from substrate processing equipment emissions |
| 02/13/2001 | US6185938 Turbo-charged internal combustion engine |
| 02/13/2001 | US6185933 Exhaust emission control device for engine |
| 02/13/2001 | US6185930 Producing, at a first location, no2 from no by reaction with oxygen under an energy effect (corona discharge); reduction to nitrogen by an adsorption catalyst (regeneratiable filter) and oxidation of carbon particle; diesel/hydrocarbon fuels |
| 02/13/2001 | US6185929 Exhaust emission control system for internal combustion engine |
| 02/13/2001 | CA2230600C Reduction of nox emissions in a glass melting furnace |
| 02/13/2001 | CA2192727C Improved liquid distributor for packed columns |
| 02/08/2001 | WO2001009968A1 Structures and fabrication techniques for solid state electrochemical devices |
| 02/08/2001 | WO2001009491A1 Method for regulating the exhaust gas temperature of a lean combustion engine during the desulphurization of a catalyst |
| 02/08/2001 | WO2001009037A1 Zeolite ssz-52 |
| 02/08/2001 | WO2001008787A1 Device for the photocatalytic conversion of exhaust gas in an exhaust gas cleaning system |
| 02/08/2001 | WO2001008786A1 Method and apparatus for catalytic conversion of fluorinated compounds in gases |
| 02/08/2001 | WO2001008785A1 Carbonation ash reactivation process and system for combined sox and nox removal |
| 02/08/2001 | WO2001008784A1 Compositions useful as desiccants and methods relating thereto |
| 02/08/2001 | WO2001008783A2 Process and apparatus for treatment of hazardous gases in effluent |
| 02/08/2001 | WO2001008782A2 Device and method for exchanging heat and material between two flowing gaseous fluids |
| 02/08/2001 | WO2000078435B1 Method and apparatus for desulphurisation of exhaust gases |
| 02/08/2001 | WO2000076624A3 Process for recovering processing liquids |
| 02/08/2001 | WO2000026154A3 Binder systems derived from amorphous silica and bases |
| 02/08/2001 | EP1144330A3 Binder systems derived from amorphous silica and bases |
| 02/08/2001 | DE19937413A1 Gas detoxification of emissions from small or medium-scale furnace by admixture of a suitable additive |
| 02/08/2001 | DE19936930A1 Mercury removed from incinerated waste by combination with sulfur and filtration above dew point temperature of pyrolysis gases |
| 02/08/2001 | DE19936354A1 Vorrichtung zur photokatalytischen Umsetzung von Abgasen in einem Abgasreinigungssystem Apparatus for the photocatalytic conversion of exhaust gases in an exhaust gas purification system |
| 02/07/2001 | EP1075035A2 Combined component for the after-burning of anode exhaust gases of a fuel cell system and for evaporating of precursors fed to the fuel cell system |
| 02/07/2001 | EP1074297A2 Carbon dioxide adsorbents containing magnesium oxide suitable for use at high temperatures |
| 02/07/2001 | EP1074290A1 Process for the adsorption and desorption of nitrogen oxides in exhaust gases |
| 02/07/2001 | EP1074289A2 Exhaust gas purifying catalyst and process for preparing the catalyst |
| 02/07/2001 | EP1074288A1 Prcess and apparatus for eliminating organic volatile compounds contained in a gaseous stream |
| 02/07/2001 | EP1074287A2 Trap apparatus |
| 02/07/2001 | EP1073831A1 Catalytic gas treatment device |
| 02/07/2001 | EP1073509A1 Method and device for catalytic reduction of nitrogen oxides in the waste gas of a combustion facility |
| 02/07/2001 | EP1073508A1 Method for separating sulphur dioxide from off-gas by means of sea water and flue-gas desulphurization plants for the implementation of said method |
| 02/07/2001 | CN1283133A Regeneration of a Nox storage catalytic converter of an internal combustion engine |
| 02/07/2001 | CN1283132A Catalyst based on ferrierite/iron for catalytic reduction of nitrous oxide content in gases, method for obtaining same and application |
| 02/07/2001 | CN1283131A Composition based on manganese and use for trapping Nox for treating exhaust |
| 02/07/2001 | CN1282625A Process and system for desulfurizing fume by two-stage liquid column spray |
| 02/07/2001 | CN1282624A Process for preparing CO oxidant |
| 02/07/2001 | CN1282623A Gas liquid contact device |
| 02/07/2001 | CN1282622A Method and device for purifying air |
| 02/07/2001 | CN1061634C Double-function fine dechlorination, sweetening agent and preparation method thereof |
| 02/07/2001 | CN1061633C Multi-function iron oxide fine sweeting agent and preparation |
| 02/06/2001 | US6184506 Catalyst carrier |
| 02/06/2001 | US6183720 Process and apparatus for producing high-purity chemicals for the microelectronics industry |
| 02/06/2001 | US6183719 High surface area alumina solid |
| 02/06/2001 | US6183709 Process for separation of oxygen from an oxygen containing gas using oxygen selective sorbents |
| 02/06/2001 | US6183708 Deodorizing a plant fluid effluent by contacting with an atomized aqueous solution comprising a peroxy acid compound, oxidizing and converted into an aqueous soluble phase |
| 02/06/2001 | US6183707 Incineration of waste gases containing contaminant aerosols |
| 02/06/2001 | US6183703 Thermally enhanced compact reformer |
| 02/06/2001 | US6183623 Electrochemical conversion of anhydrous hydrogen halide to halogen gas using an ionically conducting membrane |
| 02/06/2001 | US6183543 Apparatus and methods for gas extraction |
| 02/06/2001 | US6183542 Method and apparatus for purifying hydrogen |
| 02/06/2001 | US6183541 For natural gas |
| 02/06/2001 | US6183540 Method and apparatus for removing aromatic hydrocarbons from a gas stream prior to an amine-based gas sweetening process |
| 02/06/2001 | US6183538 Pressure swing adsorption gas flow control method and system |
| 02/06/2001 | US6183537 Rotary blowers for pressure swing adsorption process and system |
| 02/06/2001 | US6183526 Filter apparatus for canister |
| 02/06/2001 | US6182693 Vapor canister and fuel tank assembly |
| 02/06/2001 | US6182444 Emission control system |
| 02/06/2001 | US6182443 Method for converting exhaust gases from a diesel engine using nitrogen oxide absorbent |
| 02/06/2001 | CA2215471C Process and apparatus for handling carbon-containing adsorbent |
| 02/01/2001 | WO2001007903A2 Gas sensor with phased heaters for increased sensitivity |
| 02/01/2001 | WO2001007774A1 Low emission, diesel-cycle engine |
| 02/01/2001 | WO2001007763A1 Device for introducing an aggregate into an exhaust gas |
| 02/01/2001 | WO2001007149A1 Oxide ion conductive ceramic membrane |
| 02/01/2001 | WO2001007148A1 Polymer membrane for the separation of gas mixture |
| 02/01/2001 | WO2001007147A1 Process for removing contaminants from gas using polyethylene glycols |
| 02/01/2001 | WO2001007118A1 Filtration system |
| 02/01/2001 | DE19936108A1 Filter material comprises air-permeable two- or three-dimensional support to which granular adsorbents are adhered using composition produced from polyvinyl alcohol solution blended with acrylate dispersion |
| 02/01/2001 | DE19935383A1 Verfahren und Vorrichtung zur Reinigung von Luft Method and device for purification of air |
| 02/01/2001 | DE19935341A1 Verfahren zur Regelung einer Abgastemperatur einer Magerbrennkraftmaschine während einer Entschwefelung eines Katalysators Method for controlling an exhaust gas temperature of a lean combustion engine during a desulphurization of a catalyst |
| 02/01/2001 | DE19846487C2 Meßsonde für die Detektion der Momentankonzentrationen mehrerer Gasbestandteile eines Gases Probe for detecting the instantaneous concentrations of a plurality of gas constituents of a gas |
| 02/01/2001 | CA2380119A1 Polymer membrane for separating mixtures of gases |
| 01/31/2001 | EP1072737A1 Apparatus for cleaning, disinfecting and deodorizing exhaust gases from sealed tombs |
| 01/31/2001 | EP1072672A1 Process and device for gas purification |
| 01/31/2001 | EP1072302A1 Method and apparatus for regenerating catalysts |
| 01/31/2001 | EP1072301A1 Method and apparatus for separating and recovering carbon dioxide from combustion exhaust gas |