| 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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| 04/24/2002 | CN1345619A Method for removing phosphorus, phosphide and surfide from yellow phosphorus tail gas |
| 04/24/2002 | CN1345618A Cooking fume processing equipment |
| 04/24/2002 | CN1083496C Dry fume purifying system for self-roasting anodic aluminium electrolysis |
| 04/24/2002 | CN1083290C Wet type exhaust gas desulfurization method and apparatus utilizing solid desulfurizing agent |
| 04/24/2002 | CN1083289C Adsorption-type compressed air drier by after heat regeneration |
| 04/23/2002 | US6376738 Process and system for treating material containing noxious components |
| 04/23/2002 | US6375913 Integration of ceramic membrane into a silicon oxide production plant |
| 04/23/2002 | US6375912 Decomposition by contact with solution of sodium, potassium, and lithium; ammonia; and weak acid; ionization, protonation |
| 04/23/2002 | US6375911 Method and device for treating exhaust gas |
| 04/23/2002 | US6375910 Catalytic reduction of nitrogen oxides in engine exhaust gas by contact palladium, platinum, and/or rhodium supported with refractory metal oxide and alkali or alkaline earth metal oxide sorbent |
| 04/23/2002 | US6375909 Reacting alkaline earth metal and/or chlorine for in situ formation of hydrogen chloride and alkaline earth metal oxide or hydroxide; cooling flue gas; forming mercury dichloride; salt formation, quenching, separation |
| 04/23/2002 | US6375908 Waste gases are conveyed from the furnace through a multistage filter, liquid, paste-like and/or solid feed mixture is mixed with additives; feed mixture is blown together with oxidizing or reducing agent; subjected to chemical/thermal treatment |
| 04/23/2002 | US6375905 Corrugated metal substrate and coated product for ozone conversion |
| 04/23/2002 | US6375904 Elimination of noxious gas; deodorizing; suction, gas mixing, and ozone generating components; turbulent gas flow through conduit assures decomposition |
| 04/23/2002 | US6375902 Air pollution control; ozone, hydrocarbons, carbon monoxide, and nitrogen oxides by contact with nonflammable device coated with catalyst and gibbsite; |
| 04/23/2002 | US6375876 Solidification of homogeneous polymer solution and liquid solvents; shaping, cooling; oxygenation of blood |
| 04/23/2002 | US6375827 Electrochemical treating method and apparatus |
| 04/23/2002 | US6375723 Apparatus for improving gas distribution in a prepurifier |
| 04/23/2002 | US6375722 Heat of compression dryer |
| 04/23/2002 | US6375721 Ionization filter for purifying air |
| 04/23/2002 | US6375717 Filter device for office copiers and printers that is easily replaceable and that eliminates smells such as from ozone; oil in foam rubber pad |
| 04/23/2002 | US6375716 Electrically conductive filter in the annular space between the inner and outer conduits |
| 04/23/2002 | US6375000 Humidifier |
| 04/23/2002 | US6374635 Bring cooling traps to a cryogenic temperature with a low-capacity refrigerator; recover a high-purity pfc gas by applying deep freeze separation without the need for a multistage fractionator. |
| 04/23/2002 | US6374596 Exhaust-gas cleaning devices for engine |
| 04/23/2002 | US6374595 First stage is non-thermal plasma treatment of nox gases in an oxygen-rich exhaust and is to convert no to no2 in the presence of o2 and hydrocarbons; second stage employs a lean nox trap to convert such no2 to environmentally benign gases |
| 04/23/2002 | CA2227483C Process and apparatus for gas separation |
| 04/23/2002 | CA2186681C The use of base treated alumina in pressure swing adsorption |
| 04/23/2002 | CA2138133C Method for removal of nitrogen oxides from exhaust gas |
| 04/18/2002 | WO2002031426A1 Integral compact heat exchanger and catalytic reactor for scavenging contaminants from air |
| 04/18/2002 | WO2002031325A1 Reduction of nitrogen oxides in diesel exhaust gases and fuel injection system |
| 04/18/2002 | WO2002031324A1 Exhaust emission control device of internal combustion engine |
| 04/18/2002 | WO2002030821A1 Zeolite itq-16 |
| 04/18/2002 | WO2002030567A1 Cordierite honeycomb structural body and method of manufacturing the structural body |
| 04/18/2002 | WO2002030566A1 Honeycomb body manufacturing method |
| 04/18/2002 | WO2002030553A2 A process for reducing net greenhouse gas emissions from carbon-bearing industrial off-gases and a compression engine fuel produced from said off-gases |
| 04/18/2002 | WO2002030549A1 Method for separating dinitrogen monoxide from gases containing hydrogen, nitrogen monoxide and dinitrogen monoxide |
| 04/18/2002 | WO2002030548A1 Combination filter system including flow channel filtration media and an adsorber particle filtration medium |
| 04/18/2002 | WO2002030547A2 Multiple plate sorption assembly and method for using same |
| 04/18/2002 | WO2002030546A2 Catalytic material and method for abatement of nitrogen oxides |
| 04/18/2002 | WO2002011885A3 Cover for vessels or systems for reducing the evaporation and/or the introduction of gases |
| 04/18/2002 | WO2002002209A3 Recovery of blowing agent from polymeric foam |
| 04/18/2002 | WO2001078874A8 Method and apparatus for enhancing the sulfur capture capability oa an alkaline earth material |
| 04/18/2002 | US20020045792 Method for separation of p-xylene |
| 04/18/2002 | US20020045543 Alumina particles with dispersed noble metal, process for producing the same and exhaust gas purifying catalyst employing the same |
| 04/18/2002 | US20020045541 Ceramic carrier and ceramic catalyst body |
| 04/18/2002 | US20020044902 Method for simultaneously abating nitric oxides and nitrous oxides in gases containing them |
| 04/18/2002 | US20020044901 Desulfurization of gases with cerium oxide microdomains |
| 04/18/2002 | US20020044900 Harmful gas purifying column and method |
| 04/18/2002 | US20020044897 Exhaust system for enhanced reduction of nitrogen oxides and particulates from diesel engines |
| 04/18/2002 | US20020044896 Catalytic converter configuration with catayst carrier bodies and device and method for the manufacture thereof |
| 04/18/2002 | US20020044886 Vaporization system having blower positioned in reduced temperature zone |
| 04/18/2002 | US20020043289 Eductor system and method for vapor recovery |
| 04/18/2002 | US20020043156 Integrated air filter and hydrocarbon adsorber |
| 04/18/2002 | US20020043155 Blending thermoplastic resin, liquid crystalline polymer and compatiblizer to control the dispersion of crystalline polymer and adhesion at interface, then biaxially drawing the mixture in which polymer is altered serves as obstacle |
| 04/18/2002 | US20020043154 Zeolite compounds for removal of sulfur compounds from gases |
| 04/18/2002 | DE10062957A1 Exhaust gas purification device comprises a catalyst arrangement containing a storage catalyst, and a feeding device for introducing a reductant to the catalyst and having a screen partially covering the surface of the catalyst |
| 04/18/2002 | DE10051471A1 Air dryer for motor vehicle pressurized air source has drying container with desiccant mounted in housing with detachable cover |
| 04/18/2002 | DE10051012A1 Process for diagnosing the storage properties of a nitrogen oxides storage catalyst arranged in the exhaust gas pipe of an I.C. engine comprises determining an actual storage time period |
| 04/18/2002 | DE10050906A1 Separation of nitrous oxide from gases containing nitric oxide and hydrogen, e.g. exhaust gases from hydroxylamine production, by using a polymeric, ceramic or carbon sieve to give a recyclable retentate |
| 04/18/2002 | DE10050625A1 Strukturierte Mehrzweckpackungen und deren Verwendung Structured multi-purpose packings and their use |
| 04/18/2002 | DE10048921A1 Vorrichtung zur Bildung eines Reduktionsmittel-Abgas-Gemisches und Abgasreinigungsanlage A device for forming a reducing agent-exhaust-gas mixture and exhaust gas purification system |
| 04/18/2002 | DE10048516A1 Heat and substance transfer arrangement for treating gaseous media has housing, which is immersed into liquid or powder medium and which enables drainage of treated gaseous medium |
| 04/18/2002 | DE10048511A1 Reduction of carbon monoxide, hydrocarbons and soot particles in lean exhaust gas from internal combustion engine, by using particle filter having catalytic coating of oxygen storage component(s) and platinum group metal(s) |
| 04/18/2002 | DE10047531A1 Vorrichtung zur Dosierung eines Reduktionsmittels Device for metering a reducing agent |
| 04/18/2002 | DE10047519A1 Verfahren und Vorrichtung zur Dosierung eines Reduktionsmittels zur Entfernung von Stickoxiden aus Abgasen Method and apparatus for metering a reducing agent for removing nitrogen oxides from exhaust gases |
| 04/18/2002 | DE10047516A1 Verfahren und Vorrichtung zur Dosierung eines Reduktionsmittels zur Entfernung von Stickoxiden aus Abgasen Method and apparatus for metering a reducing agent for removing nitrogen oxides from exhaust gases |
| 04/18/2002 | DE10047469A1 Luftaufbereitungsanlage Air handling unit |
| 04/18/2002 | DE10047137A1 Device for reducing the carbon dioxide content of gases during production of compressed gas, especially compressed air, comprises using a compressor containing a carbon dioxide absorber material |
| 04/18/2002 | DE10026902A1 Filter insbesondere für ein Fahrzeug Filter especially for a vehicle |
| 04/18/2002 | CA2423590A1 Combination filter system including flow channel filtration media and an adsorber particle filtration medium |
| 04/17/2002 | EP1197270A1 Method and device for processing waste |
| 04/17/2002 | EP1197263A1 Structured multi-purpose packings and their use |
| 04/17/2002 | EP1197259A1 Oxidation catalysts |
| 04/17/2002 | EP1197257A1 Process and apparatus for production of hot feed gas |
| 04/17/2002 | EP1197256A1 Process and apparatus for the production of hot combustion exhaust gas |
| 04/17/2002 | EP1197255A1 Combination filter system including flow channel filtration media and an absorber particle filtration medium |
| 04/17/2002 | EP1196684A1 Method for controlling no x? storage catalyst regeneration |
| 04/17/2002 | EP1196681A1 Method for controlling a rich/lean combustion mixture in a defined manner |
| 04/17/2002 | EP1196680A1 Device and method for aftertreating the exhaust gas of an internal combustion engine by means of selective catalytic reduction |
| 04/17/2002 | EP1196241A1 Adsorptive monolith including activated carbon, method for making said monolith, and method for adsorbing chemical agents from fluid streams |
| 04/17/2002 | EP1196240A1 Material and method for treating gaseous media containing volatile organic compounds |
| 04/17/2002 | EP1196234A1 Oxidation catalyst for treating diesel engine exhaust gases |
| 04/17/2002 | EP1196233A1 Method for removing mercaptans from fluid fluxes |
| 04/17/2002 | EP1051278B1 Method for introducing solder into a system |
| 04/17/2002 | EP1047503A4 Modular dielectric barrier discharge device for pollution abatement |
| 04/17/2002 | EP0804274B1 Pollutant treating device located in vehicle compartment for cleaning ambient air |
| 04/17/2002 | CN2486944Y Built-in coil adsorption micro heat regeneration drier |
| 04/17/2002 | CN2486893Y Multiple phase dynamic composite air purifier |
| 04/17/2002 | CN2486746Y Pneumatic air dewatering device |
| 04/17/2002 | CN2486200Y Electric device and oxygen making machine of separated control part and main body |
| 04/17/2002 | CN1345398A Catalyic converter unit with catalyst substrate and device and method for producing same |
| 04/17/2002 | CN1345258A Charged droplet gas crubber apparatus and method |
| 04/17/2002 | CN1345254A Drying device and method for producing the same |
| 04/17/2002 | CN1344683A Urban sewage treatment and waste gas purification |
| 04/17/2002 | CN1344677A Process for preparing X-and LSX-zeolite of agglomeration and exchange lithium |
| 04/17/2002 | CN1344581A Pressure oscillating adsorption using mixed adsorbent layer |
| 04/17/2002 | CN1344580A Pressure swing adsorption method and apparatus for separating gases |
| 04/17/2002 | CN1344577A Industrial gas drying method |
| 04/17/2002 | CN1083069C Pressed air supplying device |