| 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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| 12/21/2000 | DE19927562A1 Catalyst made entirely from metal and used for oxidation of gaseous reductant pollutants, is made by hot oxidation and reduction treatment of alloy, with structure designed to limit turbulent regions and avoid hot spots |
| 12/21/2000 | DE19927540A1 Abgasreinigungssystem Emission Control System |
| 12/21/2000 | DE19927185A1 Abgasreinigungsanlage mit Stickoxidadsorber und Kohlenwasserstoff-Zudosierung Emission control system with nitrogen oxide and hydrocarbon dosing |
| 12/21/2000 | CA2374880A1 Process for the reclamation of spent alkanolamine solution |
| 12/21/2000 | CA2374647A1 Method for removing nitrogen oxides from an oxygen-containing gas stream |
| 12/21/2000 | CA2374549A1 Low expansion, high porosity, high strength cordierite body and method |
| 12/21/2000 | CA2374441A1 Modular pressure swing adsorption apparatus with clearance-type valve seals |
| 12/21/2000 | CA2374292A1 Rotary pressure swing adsorption apparatus |
| 12/20/2000 | EP1061045A1 Carbon dioxide recovery from an oxygen containing mixture |
| 12/20/2000 | EP1061039A1 Apparatus for producing hydrogen |
| 12/20/2000 | EP1060790A1 Aqueous solution for use in an ion exchange process |
| 12/20/2000 | EP1060783A1 Semiconductor processing exhaust abatement |
| 12/20/2000 | EP1060782A1 Gas drying process and apparatus |
| 12/20/2000 | EP1060781A1 Vessel and absorption instrument using the vessel |
| 12/20/2000 | EP1060774A1 Purification of gases |
| 12/20/2000 | EP1060752A1 Surgical waste liquid and smoke disposal system |
| 12/20/2000 | EP1060492A1 Apparatus and procedure for elimination of water, air and other gases from the mixture of sulfurhexafluoride (sf6) with gas |
| 12/20/2000 | EP1060329A2 Dosing system |
| 12/20/2000 | EP1060196A1 Process for preparing polyolefins |
| 12/20/2000 | EP1060195A1 Process for treating gas flows of polyolefin manufacturing |
| 12/20/2000 | EP1060096A1 Air dryer reservoir module components |
| 12/20/2000 | EP1060035A1 Method and device for processing refuse material batches and for converting carbon-containing refuse or raw materials into refuse material batches |
| 12/20/2000 | EP1060009A1 Improvements in and relating to gas generators |
| 12/20/2000 | EP1060004A1 Improvements in emissions control |
| 12/20/2000 | EP1060003A1 CONTROL OF AN NOx-ABSORBING CATALYTIC CONVERTER |
| 12/20/2000 | EP1060002A1 Catalyst and method for purifying exhaust gases |
| 12/20/2000 | EP1060001A1 Method for cleaning interior spaces or objects contaminated by harmful substances such as formaldehyde in particular |
| 12/20/2000 | EP1060000A1 Process for treating hydrogen sulfide lean streams with partial combustion of feed stream |
| 12/20/2000 | EP1059999A1 Pressure swing adsorption gas separation method, using adsorbents with high intrinsic diffusivity and low pressure ratios |
| 12/20/2000 | EP1059998A1 Vpsa process using improved adsorbent materials |
| 12/20/2000 | EP1059997A1 Advanced adsorbent for psa |
| 12/20/2000 | EP1059996A1 System and method for capturing and destroying hap/voc substances using microbial degradation |
| 12/20/2000 | EP0968044B1 Method for preventing the formation of sulfuric acid aerosols in flue gas cleaning plants |
| 12/20/2000 | CN2411052Y Chemical liquid dust separator |
| 12/20/2000 | CN1277183A Process for producing (methyl) propenoic acid |
| 12/20/2000 | CN1277151A Recovery of carbon dioxide from oxygen-containing mixture |
| 12/20/2000 | CN1277150A Recovery of carbon dioxide with compound amine blend |
| 12/20/2000 | CN1277149A System for recovering carbon dioxide from lean raw material |
| 12/20/2000 | CN1277144A Hydrogen refinishing apparatus |
| 12/20/2000 | CN1277074A Dehumidifying method for compressed gas and its apparatus |
| 12/20/2000 | CN1277071A Dehumidifier |
| 12/20/2000 | CN1277070A Method of raising the efficiency of runner type adsorption system in eliminating volatile organic waste gas |
| 12/20/2000 | CN1277069A Regeneration method of waste gas adsorbing and treating system |
| 12/20/2000 | CN1059707C Steel-making method and plant |
| 12/19/2000 | US6162958 PCB decomposition process |
| 12/19/2000 | US6162957 Decomposing a perfluorocarbon, sulfur hexafluoride or nitrogen fluoride in the presence of water vapor and oxygen gas and using a durable catalytic phosphate of aluminum, boron, alkali earth metal, titanium, lanthanum, etc.; heating |
| 12/19/2000 | US6162409 Process for removing Nox and Sox from exhaust gas |
| 12/19/2000 | US6162404 Ceramic catalytic converter |
| 12/19/2000 | US6162373 Removal of hydrogen cyanide from synthesis gas (Law322) |
| 12/19/2000 | US6162359 Method for recuperating vent gas coming from an ozonization reactor |
| 12/19/2000 | US6162286 Exhaust cleaning system |
| 12/19/2000 | US6162283 Method and apparatus for concentrating a gas using a single stage adsorption zone |
| 12/19/2000 | US6162282 Method for determining hydrocarbon saturation of carbon filters in a gas treatment process |
| 12/19/2000 | US6161386 Lowering the hydrocarbon dewpoint of a high-pressure gas stream comprising c3+ hydrocarbons and methane by removing c3+ hydrocarbons by selective permeation of the c3+ hydrocarbons through a membrane; using residue stream as fuel |
| 12/19/2000 | US6161378 Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas internal combustion engine |
| 12/19/2000 | US6161377 Internal-combustion engine system having a nitrogen oxide storage catalyst and an operating process therefor |
| 12/19/2000 | CA2203699C Adsorber for purifying combustion gases |
| 12/19/2000 | CA2203662C A filtration device using absorption for the removal of gas phase contaminants |
| 12/19/2000 | CA2195298C Method and apparatus for cleaning a vapour |
| 12/19/2000 | CA2042435C Dehumidification apparatus |
| 12/14/2000 | WO2000075643A1 METHODS AND COMPOSITIONS FOR ASSURING REDUCTION OF NOx EMISSIONS FROM AN ENGINE BY SELECTIVE CATALYTIC REDUCTION |
| 12/14/2000 | WO2000075496A1 High temperature mat for a pollution control device |
| 12/14/2000 | WO2000075383A1 Recovery of gold from gold sulphides |
| 12/14/2000 | WO2000074849A1 Catalyst support body for two-wheeled or diesel vehicles |
| 12/14/2000 | WO2000074827A2 Composites and composite membranes |
| 12/14/2000 | WO2000074823A1 Treatment of exhaust gas |
| 12/14/2000 | WO2000074822A1 Method and apparatus for decomposing halogenated hydrocarbon gas |
| 12/14/2000 | WO2000074821A1 Method and apparatus for disposing of fluorine-containing compound by decomposition |
| 12/14/2000 | WO2000074820A1 Reduction of ozone in an enclosed environment |
| 12/14/2000 | WO2000074819A1 Rotating drum adsorber process and system |
| 12/14/2000 | WO2000074816A1 Combined flue gas desulfurization and carbon dioxide removal system |
| 12/14/2000 | DE19943109C1 Compressed air drier has a feed pipe for warm and moist air, an outlet and a contra-flow air/air heat exchanger |
| 12/14/2000 | DE19928087A1 Filter arrangement for air purification comprises a biofilter filled with a filter charge acting as carrier matrix for the microorganisms |
| 12/14/2000 | DE19926630A1 Purifying waste gas from brickwork uses a sorption container partially filled with sorbent material |
| 12/14/2000 | DE19926150A1 Device for reducing nitrogen oxides in exhaust gas of a lean-burn engine has a fuel-operated burner arranged in the exhaust gas line in front of the storage catalyst |
| 12/14/2000 | DE19926148A1 Verfahren zur Erhöhung der NOx-Umsatzrate von geschädigten NOx-Speicherkatalysatoren A method for increasing the NOx conversion rate of the NOx storage catalysts damaged |
| 12/14/2000 | CA2375546A1 Recovery of gold from gold sulphides |
| 12/14/2000 | CA2375456A1 Methods and compositions for assuring reduction of nox emissions from an engine by selective catalytic reduction |
| 12/14/2000 | CA2370966A1 Reduction of ozone in an enclosed environment |
| 12/13/2000 | EP1059281A1 Method of manufacturing (meth)acrylic acid |
| 12/13/2000 | EP1059265A2 Hydrogen purifying apparatus |
| 12/13/2000 | EP1059264A1 Selective removing method of carbon monoxide |
| 12/13/2000 | EP1059263A1 Selective removing method of carbon monoxide |
| 12/13/2000 | EP1059116A2 Hydrogen removing apparatus |
| 12/13/2000 | EP1059113A1 Method for biological cleaning of contaminated gas |
| 12/13/2000 | EP1059112A2 Method and apparatus for removing mercury from industrial gases |
| 12/13/2000 | EP1059111A1 Process and apparatus for treatment of a gas containing hydrogen sulfide with recycling of the reduced catalytic solution |
| 12/13/2000 | EP1059110A1 System for recovering carbon dioxide from a lean feed |
| 12/13/2000 | EP1059109A2 Carbon dioxide recovery with composite amine blends |
| 12/13/2000 | EP1059101A2 Method for decomposing halogenated organic compound |
| 12/13/2000 | EP1058778A1 Method and device for cleaning exhaust gases |
| 12/13/2000 | EP1058578A1 Regeneration of a nox storage catalytic converter of an internal combustion engine |
| 12/13/2000 | EP1058577A1 A component for gas treatment |
| 12/13/2000 | EP0852661B1 Process and device for metering the introduction of a reducing agent into the waste gas or air stream of a combustion unit |
| 12/13/2000 | CN2410029Y Deflecting spray-type dust-removal sulphur-removal device |
| 12/13/2000 | CN2410028Y Deacidify tower made of titanium |
| 12/13/2000 | CN2410027Y Oxygen-generating pump by solid electrolyte |
| 12/13/2000 | CN1276850A Method and device for controlling temp. range of NOx accumulator in exhaust system of combustion engine |
| 12/13/2000 | CN1276742A Process and apparatus for removing metal carbonyls and moisture from gas |
| 12/13/2000 | CN1276741A Semiconductor mfg. system with getter safety device |