| 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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| 07/09/2003 | EP1325217A1 Device for generating a reducing agent/air mixture |
| 07/09/2003 | EP1325197A1 Foul air eliminator |
| 07/09/2003 | EP1324816A2 Catalytic material and method for abatement of nitrogen oxides |
| 07/09/2003 | EP1324815A1 Gas permeation device and method |
| 07/09/2003 | EP1324814A1 Process for removing methanol from waste gas |
| 07/09/2003 | EP1242166A4 Flow-through adsorbent unit assembly for receiver dryer |
| 07/09/2003 | EP1070155A4 Integrated ion implant scrubber system |
| 07/09/2003 | CN2559402Y Spiral-flow type fumes purifier |
| 07/09/2003 | CN2559401Y Purifier for foam absorption kitchen ventilator |
| 07/09/2003 | CN1429312A Low-volume adsorber |
| 07/09/2003 | CN1429130A Method for removing soot particless from exhaust gas and corresponding collecting element |
| 07/09/2003 | CN1429129A Method and device for catalytic conversion of substance |
| 07/09/2003 | CN1429128A Compressor unit provided with adsorption dryer and adsorption dryer therefor |
| 07/09/2003 | CN1428299A Titanium oxide and optical catalyst using it, and optical catalyst coating composition |
| 07/09/2003 | CN1428188A Dielectric layer discharging device for treating perfluoride and its module |
| 07/09/2003 | CN1428187A Solid-gas recirculating semi-dry flue gas desulfurizing and dust-removing integrated system |
| 07/09/2003 | CN1428186A Sodium base or magnesium base wet flue gas desulfurizing system capable of completely recovering by-product without wastes |
| 07/09/2003 | CN1428185A Treatment equipment for organic waste gas containing VOC and its method |
| 07/09/2003 | CN1114059C Dewatering method for gas supply systems |
| 07/09/2003 | CN1114009C Method for closed circulation treating waste water, waste gas in papermaking plant |
| 07/09/2003 | CN1113692C Modified carbon adsorbents and process for adsorption using the same |
| 07/09/2003 | CN1113691C Heat-resistant HC adsorbent |
| 07/09/2003 | CN1113683C Cigarette poison-filtering agent composition and its preparing method |
| 07/09/2003 | CN1113682C High temp. combustion two-segment desulfurizing method |
| 07/09/2003 | CN1113681C Autothermic reactor and method for producing synthesis gas using autothermic reactor |
| 07/09/2003 | CN1113680C Temp.-changing adsorption |
| 07/08/2003 | US6590157 Sealing structure for highly moisture-sensitive electronic device element and method for fabrication |
| 07/08/2003 | US6589910 Catalytic converter substrate |
| 07/08/2003 | US6589902 Preparing a precursor mixture comprising an aluminum source and a magnesium sourc, shaping the mixture to obtain shaped bodies, aging to obtain crystalline anionic clay-containing bodies |
| 07/08/2003 | US6589901 Exhaust gas purifying catalyst and method of producing same |
| 07/08/2003 | US6589670 Soldering material of this type is suitable in particular for honeycomb bodies, preferably for the catalytic conversion of gas, in particular of exhaust gases |
| 07/08/2003 | US6589627 Cordierite honeycomb structural body and its production process |
| 07/08/2003 | US6589498 Efficient removal of elemental sulfur and spent catalyst |
| 07/08/2003 | US6589495 Process for reducing the levels of halogenated hydrocarbons |
| 07/08/2003 | US6589494 Preventing or reducing formation of green oils; efficient; contacting with impregnated alumina and/or hydrated alumina |
| 07/08/2003 | US6589493 For treating carbon monoxide and/or hydrogen in a gas in the presence of oxygen, agent comprising adsorbent having carbon dioxide and/or water adsorptivity and metal or metal compound which activates oxidation of carbon monoxide and/or hydrogen |
| 07/08/2003 | US6589444 Drying agent in binder |
| 07/08/2003 | US6589323 System for cleaning air and method for using same |
| 07/08/2003 | US6589321 Filter material useful for gas filtration and having biocidal properties |
| 07/08/2003 | US6589320 Elongated adsorbent unit with external fluid communication channels |
| 07/08/2003 | US6589318 Adsorption powder for removing mercury from high temperature, high moisture gas streams |
| 07/08/2003 | US6589303 Hydrogen production by process including membrane gas separation |
| 07/08/2003 | US6588345 System for improving the flowability of hygroscopic materials from a hopper |
| 07/08/2003 | US6588205 Ni or NiO is added to said NOx absorption/reduction catalyst to accelerate the reduction process of absorbed SOx; reacts with H2S in the exhaust gas to form NiS; three way catalyst provided in an exhaust pipe of an internal combustion engine |
| 07/08/2003 | US6588204 Device for purifying the exhaust gas of an internal combustion engine |
| 07/08/2003 | US6588203 Exhaust device of internal combustion engine |
| 07/08/2003 | CA2275942C Method for treating exhaust gas of internal combustion engines functioning with sulphur-containing fuel |
| 07/08/2003 | CA2270513C Method for carbon dioxide recovery from a feed stream |
| 07/08/2003 | CA2268974C Improved urea synthesis process and apparatus therefor |
| 07/08/2003 | CA2267980C Method for decreasing sulfuric acid and sulfuric anhydride present in combustion exhaust gas, and combustion exhaust gas flow system |
| 07/08/2003 | CA2260136C Exhaust gas denitration method |
| 07/03/2003 | WO2003054508A2 Integrated oxygen generation and carbon dioxide absorption method, apparatus and systems |
| 07/03/2003 | WO2003054448A1 Method for separating ashes in combustion installations |
| 07/03/2003 | WO2003054364A2 Method and apparatus for filtering partriculate matter and selective catalytic reduction of nox |
| 07/03/2003 | WO2003054246A1 Method for monitoring the course of a process using a reactive gas containing one or several hydrocarbons |
| 07/03/2003 | WO2003053852A1 Composite oxide capable of being oxidized and reduced at low temperature and method for production thereof |
| 07/03/2003 | WO2003053614A1 A process for the manufacture of reacted aluminum or copper nanoparticles |
| 07/03/2003 | WO2003053603A2 Remediation of mercury contaminated soil |
| 07/03/2003 | WO2003053563A1 Device for material and/or energy exchange in a wash column |
| 07/03/2003 | WO2003053551A2 System and method for aftertreatment of exhaust gas produced by combustion engines |
| 07/03/2003 | WO2003053550A1 Discharging method for gas decomposition and discharging device for gas decomposition |
| 07/03/2003 | WO2003053549A1 Apparatus for drying a gas |
| 07/03/2003 | WO2003053548A1 Crosslinked and crosslinkable hollow fiber mixed matrix membrane and method of making same |
| 07/03/2003 | WO2003053547A1 Crosslinked and crosslinkable hollow fiber membrane and method of making same |
| 07/03/2003 | WO2003053546A1 Method and apparatus for gas purification |
| 07/03/2003 | WO2003053545A1 An exhaust treatment and filtration system for molten carbonate fuel cells |
| 07/03/2003 | WO2003027581A3 A process and apparatus for purifying hydrogen bromide |
| 07/03/2003 | WO2003014262A3 Method and system for desulfurizing gasoline or diesel fuel for use in a fuel cell power plant |
| 07/03/2003 | US20030125203 decomposition of perfluoroalkanes comprises contacting a gaseous stream comprising the perfluoroalkanes with a catalyst comprising alumina. The alumina is prepared from one or more alumina sources, one of which is aluminum nitrate |
| 07/03/2003 | US20030125202 NOx in the lean exhaust gas from lean burn engines, comprising active aluminum oxide, magnesium oxide and at least one noble metal of the platinum group of the periodic table of the elements, as well as at least one nitrogen oxide |
| 07/03/2003 | US20030125194 Heater and catalytic converter |
| 07/03/2003 | US20030124046 Method and apparatus for reducing nitrous oxide |
| 07/03/2003 | US20030124042 Liquefaction of gas mixture; cooling; separation; evaporation |
| 07/03/2003 | US20030124041 Process for removing nitrogen oxides from gases |
| 07/03/2003 | US20030124037 Catalyst and method for reducing exhaust gas emissions |
| 07/03/2003 | US20030124036 Applying force to fluid flow'; catalytic exhaust system for internal combustion engine; impingment surfaces |
| 07/03/2003 | US20030124035 Catalytic exhaust system |
| 07/03/2003 | US20030121867 Method for separating each substance from mixed gas containing plural substance and apparatus thereof |
| 07/03/2003 | US20030121841 Structured membrane |
| 07/03/2003 | US20030121830 Absorption of gasoline vapors by fluid gasoline |
| 07/03/2003 | US20030121824 Sulfur transfer additive for catalytic cracking of hydrocarbons and a catalytic cracking processs of hydrocarbons using the same |
| 07/03/2003 | US20030121796 In situ generation of nitrogen fluoride |
| 07/03/2003 | US20030121418 Desiccant system |
| 07/03/2003 | US20030121415 Light hydrocarbon separation using 8-member ring zeolites |
| 07/03/2003 | DE20306533U1 Spray head assembly for installation in flue gas desulfurization tower, has main tube with two channels feeding side tubes in alternation |
| 07/02/2003 | EP1324037A1 Method for estimating the sulfur content in the fuel of an internal combustion engine |
| 07/02/2003 | EP1323903A2 Exhaust treating apparatus of a combustion device |
| 07/02/2003 | EP1323675A1 Titanium oxide and photocatalyst and photocatalyst coating composition using the same |
| 07/02/2003 | EP1323470A1 Absorption/reduction type catalyst for no x? removal |
| 07/02/2003 | EP1323468A1 Adsorbing material comprised of porous functional solid incorporated in a polymer matrix |
| 07/02/2003 | EP1323467A1 Device for material and/or energy exchange in a wash column |
| 07/02/2003 | EP1323459A1 Deodorizing filter material |
| 07/02/2003 | EP1322948A2 High speed, high resolution compositions, methods, and kits for capillary electrophoresis |
| 07/02/2003 | EP1322843A1 Device for the dosing of a reducing agent |
| 07/02/2003 | EP1322409A1 Membranes for selective gas separation |
| 07/02/2003 | EP1322404A1 Nox-trap |
| 07/02/2003 | EP1322403A1 The plasma assisted catalytic treatment of gases |
| 07/02/2003 | EP1322402A1 Method and device for dosage of a reducing agent for the removal of nitrogen oxides from exhaust gases |
| 07/02/2003 | EP1322401A1 Method for cleaning flue gases behind incinerators |
| 07/02/2003 | EP1322400A2 Process and apparatus for treating waste anesthetic gas |