| 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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| 04/15/2003 | US6546746 Dehumidifier system |
| 04/15/2003 | US6546720 Method and apparatus for controlling the amount of reactant to be added to a substance using a sensor which is responsive to both the reactant and the substance |
| 04/15/2003 | US6546719 Air-fuel ratio control apparatus of internal combustion engine |
| 04/15/2003 | US6546717 Reducing nitrogen oxides in exhaust gases; internal combustion engines |
| 04/15/2003 | CA2255526C Psa process and system using simultaneous top and bottom evacuation of adsorbent bed |
| 04/15/2003 | CA2061151C Treatment of gases |
| 04/14/2003 | WO2002034388A1 Exhaust gas purifying catalyst compound, catalyst comprising said compound and method for preparing the compound |
| 04/10/2003 | WO2003029744A2 A thermoplastic heat exchanger and method of making the same |
| 04/10/2003 | WO2003029739A2 Cyclonic fluid separator with vortex generator in inlet section |
| 04/10/2003 | WO2003029523A1 Apparatus for electrophoresis |
| 04/10/2003 | WO2003029505A1 Ferritic stainless steel for use in high temperature applications and method for producing a foil of the steel |
| 04/10/2003 | WO2003028886A1 Honeycomb catalyst and method for manufacturing honeycomb intermediate and honeycomb catalyst |
| 04/10/2003 | WO2003028867A1 Laminated zeolite composite and method for preparation thereof |
| 04/10/2003 | WO2003028855A1 Exhaust articles for internal combustion engines |
| 04/10/2003 | WO2003028854A1 Method and device for recovery of thermal from an exothermic carbon dioxide absorption process |
| 04/10/2003 | WO2003028853A1 Psa process for co-producing nitrogen and oxygen |
| 04/10/2003 | WO2003028810A1 Breathing gas supply system |
| 04/10/2003 | WO2003028774A1 Deodorizer, process for producing the same, and method of deodorization |
| 04/10/2003 | WO2003018179B1 Enhanced nox trap having increased durability |
| 04/10/2003 | WO2003009318A8 Support with getter-material for microelectronic, microoptoelectronic or micromechanical device |
| 04/10/2003 | WO2003006365A3 Zeolite ssz-57 |
| 04/10/2003 | WO2003006141A8 Apparatus and process for separating purified methans |
| 04/10/2003 | WO2002087730A3 Method and apparatus for thermal swing adsorption and thermally-enhanced pressure swing adsorption |
| 04/10/2003 | WO2002077522A9 Device for reducing the presence of moisture within an enclosure containing a heat source |
| 04/10/2003 | US20030069457 Preparation and use of non-chrome catalysts for Cu/Cr catalyst applications |
| 04/10/2003 | US20030069125 Porous carrier; catalyst that catalyzes the oxidation of NO to NO2 and the oxidation of a reducing agent; catalyst is enclosed inside the first porous structure and comprises iron and silver loaded on a zeolite. |
| 04/10/2003 | US20030068834 System and method for determining and controlling contamination |
| 04/10/2003 | US20030068533 For use in moisture sensitive electronic and microelectronic devices such as screens containing electroluminescent materials |
| 04/10/2003 | US20030068516 Metal substrate |
| 04/10/2003 | US20030068260 Integrated flameless distributed combustion/membrane steam reforming reactor and zero emissions hybrid power system |
| 04/10/2003 | US20030068255 Device for dosing a gaseous reducing agent |
| 04/10/2003 | US20030068254 Device for adsorbing at least one component of an exhaust gas |
| 04/10/2003 | US20030066784 Using zeolite catalyst; hydroreforming catalysts |
| 04/10/2003 | US20030066427 Air cleaner |
| 04/10/2003 | US20030066335 Device having a sensor arrangement for determining the ambient-air quality and an arrangement of ozone sensors upstream and downstream of a radiator which is coated with a catalyst material, and method for operating a device of this type |
| 04/10/2003 | US20030066287 Exhaust gas purification device of internal combustion engine |
| 04/10/2003 | US20030066286 Exhaust gas purification device of an engine |
| 04/10/2003 | US20030066285 Plasma assisted catalytic treatment of gases |
| 04/10/2003 | CA2469732A1 Apparatus for electrophoresis |
| 04/10/2003 | CA2462078A1 Breathing gas supply system |
| 04/09/2003 | EP1300555A2 Catalyst |
| 04/09/2003 | EP1300554A2 Exhaust gas purification device of internal combustion engine |
| 04/09/2003 | EP1300274A1 A fuel tank |
| 04/09/2003 | EP1300193A1 Method and device for the catalytic conversion of gaseous pollutants in the exhaust gas of combustion engines |
| 04/09/2003 | EP1300188A2 Hydrogen-permeable membrane, manufacturing method of the same, and hydrogen gas separator using the same |
| 04/09/2003 | EP1299307A1 Method of reducing no x? in a combustion flue gas |
| 04/09/2003 | EP1299184A1 Polymer-bound nitrogen adsorbent |
| 04/09/2003 | EP1299178A1 Improved silica membranes and process of production thereof |
| 04/09/2003 | EP1299175A1 Separation of fluid mixtures using membranized sorption bodies |
| 04/09/2003 | EP1299174A1 System for purifying internal combustion engine exhaust gases |
| 04/09/2003 | EP1299173A1 Method and apparatus for removing pollutants using photoelectrocatalytic system |
| 04/09/2003 | EP1299172A1 Method and apparatus for removing non-condensible gas from a working fluid in a binary power system |
| 04/09/2003 | EP1194175B1 Method for treating a gaseous medium containing contaminating particles |
| 04/09/2003 | EP1079910B1 Method for cleaning diesel engine exhaust gas |
| 04/09/2003 | EP0954370B1 Reduction of nitrogen oxide |
| 04/09/2003 | EP0946410B1 Process for recovering sulfur hexafluoride |
| 04/09/2003 | EP0932440B1 METHOD AND DEVICE FOR SELECTIVE CATALYTIC NOx REDUCTION |
| 04/09/2003 | EP0882487B1 Apparatus for desulfurizing exhaust gas |
| 04/09/2003 | EP0846030B1 Process for manufacturing a honeycombed body from at least partially stratified sheet metal layers |
| 04/09/2003 | EP0841981B1 Diesel engine exhaust gas catalyst and method of use |
| 04/09/2003 | CN2543581Y Comprehensive treating device for harmful gas in greenhouse |
| 04/09/2003 | CN2543580Y Industrial waste gas purifier |
| 04/09/2003 | CN1409648A Complex shaped fiber for particle and molecular filtration |
| 04/09/2003 | CN1409391A High wet sensitive electronic device part using air ventilation hole and gap and its producing method |
| 04/09/2003 | CN1409390A Seal structure used for high wet sensitive electronic device element and its producing method |
| 04/09/2003 | CN1408637A Method for producing synthetic gas from low carbon hydrocarbon and inorganic compact oxygen permeatable membrane reactor |
| 04/09/2003 | CN1408465A Decomposing treatment agent for fluorocarbon and decomposing treatment method |
| 04/09/2003 | CN1408464A Removing and recovering process and device for SO2 in flue gas |
| 04/09/2003 | CN1408463A Recovering and reutilizing method for SO2 in harmful mixed tail gas of SO2, HCl, etc chemical by-product |
| 04/09/2003 | CN1408462A Heat exchanger unit for compression gas refrigeration drier |
| 04/09/2003 | CN1408461A Gas removing method and gas removing filter |
| 04/09/2003 | CN1105284C Combined process and plant for producing compressed air and at least one air gas |
| 04/09/2003 | CN1105263C Refractory furnace liner in thoroughfare from gasifier to exhaust-heat boiler |
| 04/09/2003 | CN1104946C Method for reactivating sorbent to enable reuse thereof |
| 04/09/2003 | CN1104936C Exhaust gas purification catalyst with improved hydrocarbon conversion |
| 04/09/2003 | CN1104935C Process for removing sulphure dioxide from flue gases |
| 04/09/2003 | CN1104934C Flue gas treating process and system |
| 04/09/2003 | CN1104933C Gasification power generation process and equipment |
| 04/09/2003 | CN1104932C Desulfurization precess for flue gases |
| 04/09/2003 | CN1104931C Gas separation equipment and application of gas produced by said equipment |
| 04/09/2003 | CN1104930C Solid electrolyte ionic conductor reactor |
| 04/09/2003 | CN1104929C Distributor device for column |
| 04/09/2003 | CN1104928C Acidic gas absorbent and preparation method thereof |
| 04/09/2003 | CN1104927C Method for pressare variable adsorbing preparation of high density oxygen from air |
| 04/08/2003 | US6544492 Regeneration method for process which removes hydrogen sulfide from gas streams |
| 04/08/2003 | US6544488 Gas, which differs from a cleaning gas and is not required to be decomposed for evacuation, is introduced upstream |
| 04/08/2003 | US6544483 Controlling gas flow for semiconductors |
| 04/08/2003 | US6544426 Mixed oxide catalysts |
| 04/08/2003 | US6544423 Semipermeable membrane |
| 04/08/2003 | US6544404 Oxygen separation process |
| 04/08/2003 | US6544319 Adsorption |
| 04/08/2003 | US6544318 From feed gas comprising oxygen, nitrogen, and argon, utilizing zeolite adsorbents to yield product gas containing up to 95 vol % oxygen |
| 04/08/2003 | US6544316 Hydrogen gas separation using organic-vapor-resistant membranes |
| 04/08/2003 | US6543217 System for determining the effectiveness of a catalytic coating on a catalytic converter in a motor vehicle |
| 04/08/2003 | CA2320263C Process of forming a permeable gas separation material |
| 04/08/2003 | CA2262689C Gas concentration sensor and control for oxygen concentrator utilizing gas concentration sensor |
| 04/08/2003 | CA2137792C Process for the removal of gaseous impurities from a stream of hydrogen |
| 04/08/2003 | CA2082690C In place regeneration of adsorbents using microwaves |
| 04/03/2003 | WO2003027581A2 A process and apparatus for purifying hydrogen bromide |
| 04/03/2003 | WO2003027452A1 Device and method for exhaust gas after-treatment |