| 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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| 08/13/2002 | US6432372 Method and apparatus for preventing reactive vapor backstreaming and backstreaming induced deposition |
| 08/13/2002 | US6432368 A reduced ammonia power generation system comprising: gasification unit; hot gas desulfurization system arranged to receive fuel gas from said gasification unit; least one catalytic reactor arranged to receive fuel gas from said hot |
| 08/13/2002 | US6432367 Building are kept habitable by a central hvac (heating, ventilating and air conditioning) system with circulation |
| 08/13/2002 | US6432280 Pollution control device |
| 08/13/2002 | US6432279 Method and apparatus for ozone generation and contaminant decomposition |
| 08/13/2002 | US6432233 Composite filter element |
| 08/13/2002 | US6432179 Vapor-adsorbent filter for reducing evaporative fuel emissions, and method of using same |
| 08/13/2002 | US6432177 Air filter assembly for low temperature catalytic processes |
| 08/13/2002 | US6432174 Heat separators with coils for heat exchanging and shrouds |
| 08/13/2002 | US6432172 Method of treating symptoms of panic attacks |
| 08/13/2002 | US6432171 Thermal swing adsorption process |
| 08/13/2002 | US6432170 Argon/oxygen selective X-zeolite |
| 08/13/2002 | US6432169 Method and process for drying gas |
| 08/13/2002 | CA2259736C Membrane air dryer with scheme to reduce air lost as sweep air |
| 08/13/2002 | CA2254374C Process for reducing carbon production in solid electrolyte ionic conductor systems |
| 08/13/2002 | CA2232181C Pressure swing adsorption process and apparatus |
| 08/13/2002 | CA2198527C Single stage secondary high purity oxygen concentrator |
| 08/13/2002 | CA2083963C Process for the preparation of an aqueous solution of sodium compounds |
| 08/08/2002 | WO2002060578A1 Apparatus for activating substance using active structure and apparatus for generating gas |
| 08/08/2002 | WO2002060577A1 Active structure, use thereof, and method of activating substance with active structure |
| 08/08/2002 | WO2002060576A1 Active structure, apparatus for activating substance, and method of activating substance |
| 08/08/2002 | WO2002060564A1 Arrangement and method for compressed air systems in vehicles |
| 08/08/2002 | WO2002060563A1 Method for the simultaneous removal of nitrogen oxides and laughing gas from a gas stream containing nitrogen oxides and laughing gas. |
| 08/08/2002 | WO2002060561A1 Method and system for extracting carbon dioxide by anti-sublimation for storage thereof |
| 08/08/2002 | WO2002060314A2 Fluid and bioaerosol management |
| 08/08/2002 | WO2002007859A3 Hydrocarbon trap/catalyst composition |
| 08/08/2002 | WO2001028917A9 Abatement of effluents from chemical vapor deposition processes using organometallicsource reagents |
| 08/08/2002 | US20020107141 Exhaust gas purifying catalyst |
| 08/08/2002 | US20020106344 Deliquescent salt addition to alum used to treat animal waste products |
| 08/08/2002 | US20020106315 Cooling method of hydrotreating plant and cooling unit therefor |
| 08/08/2002 | US20020106313 Converting the target pollutant that passes through the catalytic media to a selected level of destruction and removal efficiency (DRE). |
| 08/08/2002 | US20020106312 Better distribution of exhaust gas flow by taking advantages of chemical, dynamic fluid flow and acoustic principles in a combination which results in superior reduction of noise and air pollution. |
| 08/08/2002 | US20020104542 Anesthetic filter arrangement with variable retention of gas by the filter |
| 08/08/2002 | US20020104439 Gas separation device |
| 08/08/2002 | US20020104438 Process for deacidizing a gas with washing of the hydrocarbons desorbed upon regeneration of the solvent |
| 08/08/2002 | US20020104437 Apparatus and method for wet filtering machine exhaust |
| 08/08/2002 | US20020104436 Biological filter system and a housing for a biological filter system |
| 08/08/2002 | US20020104435 Fluoropolymeric separation membrane having a fluorinated cyclic structure with a ring containing at least 5 member, e.g., a tetrafluoroethylene copolymer with an alkenyl vinyl ether or perfluoro-4-methoxydioxole. |
| 08/08/2002 | US20020104312 Process for regenerating the catalytic activity of a catalyst that is located in the exhaust gas line of a diesel engine and that has at least one oxidising function |
| 08/08/2002 | US20020104311 Exhaust gas purification system for internal combustion engine |
| 08/08/2002 | DE10142804A1 Abgasreinigungsanlage und Verfahren zur Abgasreinigung Emission control system and method for purifying exhaust gas |
| 08/08/2002 | DE10113290C1 Verfahren zum Herstellen von extrudierten Wabenkörpern und Extrudierwerkzeug A method for producing extruded honeycomb bodies and extrusion die |
| 08/08/2002 | DE10102237A1 Vorrichtung zur Dosierung einer Harnstofflösung Device for metering a urea solution |
| 08/08/2002 | CA2436585A1 Activating structure, apparatus for activating substance, and process of activating substance |
| 08/08/2002 | CA2361213A1 Deliquescent salt addition to alum to treat animal waste products |
| 08/07/2002 | EP1229227A2 Dosing system for liquids |
| 08/07/2002 | EP1228800A1 Process and apparatus for treating gas containing fluorine-containing compounds and CO |
| 08/07/2002 | EP1228799A1 Very large-scale pressure swing adsorption processes |
| 08/07/2002 | EP1228546A1 Structures and fabrication techniques for solid state electrochemical devices |
| 08/07/2002 | EP1228006A2 Anaerobic digestion system and process |
| 08/07/2002 | EP1227874A1 Method of treating gases issued from a sintering plant |
| 08/07/2002 | EP1227873A1 Method for removing cos from a stream of hydrocarbon fluid and wash liquid for use in a method of this type |
| 08/07/2002 | EP1227872A1 Dye wafer retention in a desiccant container |
| 08/07/2002 | EP1227871A1 Innovative incineration system for refuse-derived fuels, coal and petroleum coke, or chlorinated hydrocarbons |
| 08/07/2002 | EP1112116A4 Oxygen enriched air supply apparatus |
| 08/07/2002 | EP0973599B1 Dryer for compressed air |
| 08/07/2002 | EP0970092B1 Method of purifying tetraethoxysilane |
| 08/07/2002 | EP0906145B1 Apparatus and process for the photocatalytic conversion of combustion engine exhaust gases |
| 08/07/2002 | EP0851787B1 Process for selective oxidation |
| 08/07/2002 | CN2503976Y Chlorine, waste gas absorbing device |
| 08/07/2002 | CN2503975Y Harm gas purifier for batoratory |
| 08/07/2002 | CN2503974Y Horizontal spiral washing and purifying duster |
| 08/07/2002 | CN1362894A Circulating fluidized bed reactor with selective catalytic reduction |
| 08/07/2002 | CN1362886A Process and apparatus for purification of oxygen-containing gas |
| 08/07/2002 | CN1362607A Argon purifying method |
| 08/07/2002 | CN1362368A Method for obtaining ammonium component by wet processing method of burning ash by using petroleum fuel |
| 08/07/2002 | CN1362280A Waste gas purifier |
| 08/07/2002 | CN1362279A Recovery and utilization method of nitroxide in waste gas |
| 08/07/2002 | CN1362278A Splash board type overflow mechanism |
| 08/07/2002 | CN1362277A Electrosatic wet desulfurizing and dust collecting system |
| 08/07/2002 | CN1362276A Multitubular wet desulfurizing and dust collecting system |
| 08/07/2002 | CN1362275A Bag type wet desulfurizing and dust collecting system |
| 08/07/2002 | CN1088793C Exhaust system with exhaust pipe connected to tail exhaust pipe for vehicle |
| 08/07/2002 | CN1088611C Wet flue gas desulfurizer and oxygen-containing gas blowing device for use therein |
| 08/07/2002 | CN1088610C Flue gas desulfurating dust-removing device |
| 08/07/2002 | CN1088609C 废气脱硫装置 Exhaust gas desulfurization apparatus |
| 08/07/2002 | CN1088608C Conitual method for simutaneously collecting and precipitating mercury in mercury-containing gas |
| 08/07/2002 | CN1088607C Catalyst for recovering elemental sulphur selective oxidation of hydrogen sulfide and its preparing method |
| 08/06/2002 | US6429265 Moisture-absorbing and desorbing polymer and compositions derived therefrom |
| 08/06/2002 | US6429168 Catalyst for the decomposition of nitrous oxide |
| 08/06/2002 | US6428761 Process for reduction of gaseous sulfur compounds |
| 08/06/2002 | US6428760 Reuse magnesium hydroxide obtained from oxidation and decomposition of liquids containing magnesium |
| 08/06/2002 | US6428754 Apparatus for treating exhaust gases of internal combustion engine to reduce quantity of pollutants expelled into atmosphere, particularly during engine warm-up |
| 08/06/2002 | US6428697 System for processing waste water |
| 08/06/2002 | US6428685 Promoter metal on support |
| 08/06/2002 | US6428678 Method and device for obtaining synthesis gas |
| 08/06/2002 | US6428612 Hydrogen getter package assembly |
| 08/06/2002 | US6428608 Method and apparatus for controlling air quality |
| 08/06/2002 | US6428607 Pressure swing adsorption process which provides product gas at decreasing bed pressure |
| 08/06/2002 | US6428606 Membrane gas separation process with compressor interstage recycle |
| 08/06/2002 | US6427639 Method and apparatus for warming intake air to an internal combustion engine |
| 08/06/2002 | US6427484 Air conditioner having oxygen enriching device |
| 08/06/2002 | US6427453 Vapor-compression evaporative air conditioning systems and components |
| 08/06/2002 | US6427436 For diesel engines; air pollution control |
| 08/06/2002 | CA2288105C Exhaust gas purification method and exhaust gas purification catalyst |
| 08/06/2002 | CA2271359C Acid gas fractionation |
| 08/06/2002 | CA2264261C Method of removing sulfur dioxide from flue gases, especially power plant flue gases and flue gases from garbage incinerator plants |
| 08/01/2002 | WO2002059526A1 A method for operating a heat-producing plant for burning chlorine-containing fuels |
| 08/01/2002 | WO2002059524A1 A method and an apparatus for cycle fluid treatment in an oxygen fired semi-closed power cycle |
| 08/01/2002 | WO2002059043A2 Recovery and purification of water from the exhaust gases of int ernal combustion engines |