Patents
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)
06/2003
06/17/2003US6579346 Pressure swing adsorption process
06/17/2003US6579343 Contacting gas with a liquid ionic compound comprising a nitrogen-containing heterocyclic cation
06/17/2003US6579341 Nitrogen gas separation using organic-vapor-resistant membranes
06/17/2003US6579331 CO2-Selective membrane process and system for reforming a fuel to hydrogen for a fuel cell
06/17/2003US6578715 Product for treating contaminated fluids and method of making and using the same
06/17/2003CA2119354C Process for producing and utilizing an oxygen enriched gas
06/17/2003CA2104808C Fast response high purity membrane nitrogen generator
06/12/2003WO2003049499A2 Ultraviolet radiation generation with flame and electrical discharge
06/12/2003WO2003048648A1 Humidity conditioning element, humidity conditioner, and humidification unit of air conditioner
06/12/2003WO2003048552A1 Device for filtering exhaust gases of a diesel engine comprising a catalyst support incorporated in the filtering means
06/12/2003WO2003048538A1 Finned multi-aperture sheet metal, method of manufacturing the sheet metal, part for exhaust emission control device using the sheet metal, and method of manufacturing the part for exhaust emission control device
06/12/2003WO2003048536A1 System and methods for improved emission control of internal combustion engines
06/12/2003WO2003048087A1 Purification of polyolefin feedstocks using multiple adsorbents
06/12/2003WO2003048072A1 Honeycomb structure body and method for manufacturing the same
06/12/2003WO2003048048A1 Titanium dioxide photocatalyst and a method of preparation and uses of the same
06/12/2003WO2003048039A2 Composites based on carbon nanotubes or nanofibers deposited on an activated support for use in catalysis
06/12/2003WO2003047732A1 Method and system for regenerating, particularly desulfating, a storage-type catalytic converter during the purification of exhaust gases
06/12/2003WO2003047731A1 Gas supplying method and system
06/12/2003WO2003047730A1 Method for recovering sulfur from sour industrial gases
06/12/2003WO2003047729A1 Method and apparatus for treating exhaust gas
06/12/2003WO2003047728A1 Non-thermal plasma reactor with filter
06/12/2003WO2003047727A1 Method for purifying gas using plasma discharge
06/12/2003WO2003047726A2 Installation and method for controlling purification of a fluid
06/12/2003WO2003047725A2 Method and installation for treating flue gas containing hydrocarbons
06/12/2003WO2003047724A1 Improved gas scrubbing
06/12/2003WO2003047723A1 Method for removing oxidable substances from an air flow, and device for carrying out the method
06/12/2003WO2003047714A1 Riser base
06/12/2003WO2003014538B1 Exhaust gas purifying apparatus
06/12/2003WO2002015945A8 Concept for slurry separation and biogas production
06/12/2003WO2002015306A3 Method for separating fuel out of a waste gas, and corresponding device
06/12/2003US20030109383 Ceramic catalyst body
06/12/2003US20030109047 Continuously-variable control of pollution reducing chemicals for combustion sources
06/12/2003US20030108839 Partial oxidation of hydrogen sulphide
06/12/2003US20030108472 Oxidation, scrubbing; denitrification, desulfurization; wet electrostatic precipitation
06/12/2003US20030108470 Fly ash conditioning systems
06/12/2003US20030108469 Sulfur dioxide removal using ammonia
06/12/2003US20030108468 Preparation of largely HBr-free HCI gas and largely HBr-free aqueous HCI solution
06/12/2003US20030108467 Denitrification using ion exchanged zeolite catalyst; air pollution control
06/12/2003US20030108466 Oxidation, scrubbing; air pollution control
06/12/2003US20030108465 Using catalytic exhaust system
06/12/2003US20030108460 Method for surface corona/ozone making, devices utilizing the same and methods for corona and ozone applications
06/12/2003US20030108458 Honeycomb structure and method for preparation thereof
06/12/2003US20030108457 Exhaust gases of internal combustion engine
06/12/2003US20030108456 Reforming water vapor and hydrocarbons; adjusting temperature, controlling concentration
06/12/2003US20030106852 Forming precipiate fromn absorption solution; regeneration by evaporation
06/12/2003US20030106788 Dielectric with slit; segmented electrode
06/12/2003US20030106680 Heat and moisture exchange device
06/12/2003US20030106585 Systems for well gas collection and processing
06/12/2003US20030106431 Provides clean, dry compressed air, at a discharge point
06/12/2003US20030106430 Use of lithium-containing fau in air separation processes including water and/or carbon dioxide removal
06/12/2003US20030106429 Low pressure dispensing system
06/12/2003US20030106335 Selectively adsorbing the inert gas on a solid lithium and silver exchanged x type zeolite adsorbent, desorbing and collecting the adsorbed inert
06/12/2003US20030106311 Insulated exhaust manifold
06/12/2003US20030106310 Vortex device and system for treating exhaust gas from internal combustion engine
06/12/2003US20030106308 Exhaust gas purification system and method for controlling regeneration thereof
06/12/2003US20030106306 Exhaust gas purification device
06/12/2003CA2469332A1 Installation and method for controlling purification of a fluid
06/12/2003CA2469056A1 System and methods for improved emission control of internal combustion engines
06/12/2003CA2457337A1 Ultraviolet radiation generation with flame and electrical discharge
06/11/2003EP1318289A1 Apparatus for post-treatement of exhaust gases und method for the regeneration of the apparatus
06/11/2003EP1318282A1 Exhaust gas purification device
06/11/2003EP1318186A1 Process and apparatus for treating gas derived from thermal decomposition of a solid charge
06/11/2003EP1318101A2 Process for the production of substantially HBr-free HCl gas and a substantially HBr-free aqueous HCl-solution
06/11/2003EP1317953A1 Catalyst for lowering the amount of nitrogen oxides in the exhaust gas from lean burn engines
06/11/2003EP1317952A1 TREATING AGENT FOR EXHAUST GAS CONTAINING METAL HYDRIDE, PROCESS FOR PRODUCING THE SAME, AND METHOD OF TREATING EXHAUST GAS CONTAINING METAL HYDRIDE
06/11/2003EP1317668A1 Method for the pyrolysis of mercuric chloride for the subsequent analysis of the mercury
06/11/2003EP1317401A1 Nanocrystalline metal oxide powders-production and application methods
06/11/2003EP1229993A4 Wet-type purifier for exhausted heating gas
06/11/2003EP0958629B1 Device and method for combined purification and compression of hydrogen containing co and the use thereof in fuel cell assemblies
06/11/2003EP0757585B1 Rotary device for the catalytic purification of contaminated gas effluents
06/11/2003CN1423620A Zeolite SSZ-50
06/11/2003CN1423035A Exhaust purifying system and regnerating control method
06/11/2003CN1422697A Ceramic catalyst body
06/11/2003CN1422694A Catalyst for reduction of nitrogen oxide, its preparation method and use
06/11/2003CN1422692A Protection agent of catalyst for methanol synthesis and preparation method thereof
06/11/2003CN1422689A Method for purifying high-temp. smoke from garbage incinerator
06/11/2003CN1422688A Self-adaptive control method and apparatus for smoke purifying digital signal processor
06/11/2003CN1422687A Mineral drying agent
06/11/2003CN1422686A Slow-etching agent for complex iron desulfurization solation
06/11/2003CN1111080C Process and equipment for treating waste organic gas and stinking gas with active oxygen
06/11/2003CN1111079C Fume desulfurizing agent and its application
06/11/2003CN1111078C Complex utilization method for boiler fume
06/10/2003US6577828 Ozone catalytic converter unit of optimal design
06/10/2003US6576585 Process for producing a catalyst body
06/10/2003US6576573 Atmospheric pressure plasma enhanced abatement of semiconductor process effluent species
06/10/2003US6576210 Converting carbon carryover and hydrocarbons produced in high temperature plasma waste treatment into carbon monoxide and hydrogen by mixing the carbon carryover with a wetting agent to form a slurry, feeding this slurry back into reforming
06/10/2003US6576207 Mixtures of cerium oxide and stabilizer agents selected from praseodymium, lanthanum, yttrium or neodymium oxides on catalyst supports; used catalytic exhaust systems in internal combustion engines
06/10/2003US6576200 Catalytic converter for automotive pollution control, and oxygen-storing complex oxide used therefor
06/10/2003US6576199 Aircraft air conditioners comprising monolithic air flow fins having undercoatings and protective coatings impregnated with oxidation catalysts for ozonolysis
06/10/2003US6576198 Gas flow damper; regeneration of heat exchanger
06/10/2003US6576138 Method for purifying semiconductor gases
06/10/2003US6576092 Reaction of mercury with oxygen, sulfur oxides, hydrogen chloride, water, and/or nitrogen oxides under ultraviolet radiation; oxidation, precipitation, sulfating, salt formation, hydration, chlorination
06/10/2003US6576044 Pressure- or temperature swing adsorption; metal-free adsorbent does not promote disproportionation
06/10/2003US6576043 Adsorption of hydrocarbon gas; withdrawal of nitrogen; depressurization, purging, pressurization; pressure swing adsorption
06/10/2003US6576033 Filter for use in medical procedures
06/10/2003US6575437 Counterflow column with a liquid distributor
06/10/2003US6574955 Method and apparatus for desulfurizing a nitrogen oxide adsorber
06/10/2003US6574954 Electronic control unit for controlling ignition timing during reduction of NOx occluded by lean NOx catalyst
06/10/2003CA2364881A1 Sealing means for rotary pressure swing adsorption apparatus
06/10/2003CA2228815C A process for producing gasoline, diesel and carbon black from waste rubber and/or waste plastic materials