| 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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| 02/21/2007 | EP1364168B1 Dehumidifier/air-conditioning system |
| 02/21/2007 | EP1281165A4 Catalyst for purification of diesel engine exhaust gas |
| 02/21/2007 | EP1258283B1 Composite material for fuel gas formation for a fuel cell and method of its production |
| 02/21/2007 | EP1069944B1 Shaped body of zeolite, a process for its production and its use |
| 02/21/2007 | CN2871536Y Gas dewatering device against roof caving |
| 02/21/2007 | CN2870960Y Marsh-gas desulfurizer |
| 02/21/2007 | CN2870959Y Smoke, dust and sulfur dioxide treatment system of boiler |
| 02/21/2007 | CN2870958Y Purifier of waste gas containing high-content nitrogen oxygen waste gas |
| 02/21/2007 | CN2870957Y Apparatus for removing hydrogen sulfide from industrial gas |
| 02/21/2007 | CN2870956Y Efficient energy-saving and pressure-variable adsorptive gas separator |
| 02/21/2007 | CN2870955Y Waste-gas purfier of duplicator |
| 02/21/2007 | CN1918370A Scr muffler |
| 02/21/2007 | CN1918091A Regenerative removal of trace carbon monoxide |
| 02/21/2007 | CN1917966A Multi-layered photocatalyst/thermocatalyst for improving indoor air quality |
| 02/21/2007 | CN1917957A Combustion catalyst for treating diesel exhaust gas and method for treating diesel exhaust gas |
| 02/21/2007 | CN1917955A Exhaust gas catalyst |
| 02/21/2007 | CN1917952A Method of purifying a gas stream contaminated by carbon dioxide and one or more hydrocarbons and/or nitrogen oxides by adsorption on an aggregated zeolitic adsorbent |
| 02/21/2007 | CN1917950A Bifunctional layered photocatalyst/thermocatalyst for improving indoor air quality |
| 02/21/2007 | CN1917937A Mixing element and static fluid mixer using the same |
| 02/21/2007 | CN1917932A Method and apparatus for treating a fluorocompound-containing gas stream |
| 02/21/2007 | CN1916379A Exhaust gas cleaning device and its method |
| 02/21/2007 | CN1915505A Method for preparing high stable, reproducible load type photocatalyst of Nano cadmium sulphide |
| 02/21/2007 | CN1915489A Ternary Nano catalyst in use for cellular carrier of full metal, preparation method and coating process |
| 02/21/2007 | CN1915487A Nano photocatalyst of possessing function of molecular engram, preparation method and usage |
| 02/21/2007 | CN1915479A Method and equipment for treating industrial waste gas through dual plasma |
| 02/21/2007 | CN1915478A Equipment for treating exhaust emission |
| 02/21/2007 | CN1915477A Equipment for removing dust, and waste gas handler |
| 02/21/2007 | CN1915476A Catalyst in use for treating industrial waste gas containing chloro methanem and preparation method |
| 02/21/2007 | CN1915475A Method for treating industrial waste gas containing chloro methane |
| 02/21/2007 | CN1301577C Water getter devices for laser amplifiers and process for manufacture thereof |
| 02/21/2007 | CN1301342C Application of dense plasmas generated at atmospheric pressure for treating gas effluents |
| 02/21/2007 | CN1301153C Catalyst for removing nitrogen oxides, method for production thereof and method for removing nitrogen oxides |
| 02/21/2007 | CN1301149C Polyolefin membrane with an integrally asymmetric structure and method for the production thereof |
| 02/21/2007 | CN1301147C Adsorption dehumidifier |
| 02/21/2007 | CN1301140C Medical oxygen producing equipment and its control method |
| 02/20/2007 | US7179767 Small-volume NOx adsorber |
| 02/20/2007 | US7179516 Honeycomb filter |
| 02/20/2007 | US7179438 Gypsum and magnesium hydroxide products are created using two separate precipitation reaction, gypsum is crystallized when magnesium sulfate reacts with calcium chloride, magnesium hydroxide is precipitated when magnesium chloride from the gypsum crystallization process reacts with calcium hydroxide |
| 02/20/2007 | US7179431 Disposing mat support material about a substrate to form a subassembly; passing at least a portion of subassembly into a main body portion of a housing comprising a first portion having a decreasing internal diameter from first end |
| 02/20/2007 | US7179429 Catalytic exhaust-gas purification device and associated compensating layer, in particular for motor vehicles |
| 02/20/2007 | US7179403 Absorbent solution comprising at least one halide of an alkali metal or an alkaline earth metal, at least one phosphonate corrosion inhibiting agent, corrosion inhibiting heteropoly complex anion of a transitional metal element |
| 02/20/2007 | US7179326 Oxygen concentration apparatus |
| 02/20/2007 | US7179325 Hydrogen-selective silica-based membrane |
| 02/20/2007 | US7179324 Continuous feed three-bed pressure swing adsorption system |
| 02/20/2007 | US7179323 utilized in a gas separation device to recover oxygen from an oxygen-containing gas or as an oxidation reactor to oxidize compounds in a feed gas stream by oxygen permeated through the mixed metal oxide ceramic material of the membrane modules |
| 02/20/2007 | US7179322 Oxygen and nitrogen enriched atmospheres in aircraft |
| 02/20/2007 | US7179321 Facilitated transport membranes comprising a porous support and a solid polymer electrolyte consisting of a transition metal salt and a polymer having phthalic structure |
| 02/20/2007 | US7179320 Air recharge system dryer and methods therefor |
| 02/20/2007 | US7178331 Exhaust system for lean burn IC engines |
| 02/20/2007 | US7178329 Feed device for supplying solid urea granules into an ammonia generator arranged within or outside of an exhaust line |
| 02/15/2007 | WO2007019535A2 Regenerable air purification system |
| 02/15/2007 | WO2007019518A2 Method and apparatus for purifying a gas |
| 02/15/2007 | WO2007019516A2 System and method for purifying a gas |
| 02/15/2007 | WO2007019515A2 Method for enabling the provision of purified carbon dioxide |
| 02/15/2007 | WO2007019512A2 Method for removing impurities from a gas |
| 02/15/2007 | WO2007019490A2 Method and system for purifying a gas |
| 02/15/2007 | WO2007019489A2 Method of removing impurities from a gas |
| 02/15/2007 | WO2007018990A2 Reduction of nox emissions using a staged silver/alumina catalyst system |
| 02/15/2007 | WO2007018677A1 Method of purifying hydrocarbons and regeneration of adsorbents used therein |
| 02/15/2007 | WO2007017888A1 Adsorbents for purification of c2-c3 olefins |
| 02/15/2007 | WO2007017650A1 Carbon membranes |
| 02/15/2007 | US20070037104 Method and apparatus for reducing combustion residues in exhaust gases |
| 02/15/2007 | US20070036703 Configuration and process for carbonyl removal |
| 02/15/2007 | US20070036694 Exhaust aftertreatment system using urea water |
| 02/15/2007 | US20070035832 Exhaust emission purifying apparatus for internal combustion engine |
| 02/15/2007 | US20070034551 Apparatus and method for removing sulfur from a hydrocarbon fuel |
| 02/15/2007 | US20070034507 Electrochemical oxygen separator cell |
| 02/15/2007 | US20070034344 Desulphurization of odorous gases of a pulp mill |
| 02/15/2007 | US20070034193 Fuel vapor recovery canister |
| 02/15/2007 | US20070034080 using a membrane separator by means of a compressor; heat exchanging; separating nitrogen and/or oxygen from air or for separating water vapour from a gas stream |
| 02/15/2007 | US20070033923 Metal net for treatment of gases |
| 02/15/2007 | DE29825250U1 Reducing emissions of nitrogen oxide(s) from lean-burn engine with associated exhaust system - by feeding aqueous urea solution from storage vessel through line to injector, returning solution to storage vessel, injecting solution into exhaust gases and passing gas to selective catalytic reduction reactor |
| 02/15/2007 | DE202006018633U1 Oxygen concentrator for long term oxygen therapy e.g. molecular sieve unit, has regulable output concentration and means to prevent over dosing |
| 02/15/2007 | DE202006014670U1 Purification and humidifying apparatus for air in rooms comprises plant container with soil containing plants and purifying unit for air and water contained in soil, both of which are recirculated after purification |
| 02/15/2007 | DE202006003602U1 Reversible gas store, using sorption, has sorption particles in a gas-permeable foam structure held in a tank with an inflow and an outflow |
| 02/15/2007 | DE202005021057U1 Gasschadstoff-Abbau-System mit elektrischem Heizgerät und Gerät zur Säuberung von Wasser Gas Pollutant Removal System with electric heater and equipment used to clean water |
| 02/15/2007 | DE10309832B4 Verfahren und Vorrichtung zur Gewinnung eines Mediums aus einem Rohmedium A method and apparatus for obtaining a medium from a crude medium |
| 02/15/2007 | DE102005038555A1 Verfahren zur Herstellung von Kugelaktivkohle A process for producing spherical activated carbon |
| 02/15/2007 | DE102005038554A1 Verfahren zur Herstellung von Kugelaktivkohle A process for producing spherical activated carbon |
| 02/15/2007 | DE102005038547A1 Katalysator zur Verwendung bei einer selektiven NOx-Reduktion in NOx-haltigen Abgasen Catalyst for use in a selective NOx reduction in NOx-containing exhaust gases |
| 02/15/2007 | CA2615439A1 Method of purifying hydrocarbons and regeneration of adsorbents used therein |
| 02/14/2007 | EP1752629A1 Particulate filter |
| 02/14/2007 | EP1752419A1 Method of decomposing carbon dioxide and method of forming carbon-particle structure |
| 02/14/2007 | EP1752206A1 Apparatus and process for air cleaning |
| 02/14/2007 | EP1752205A1 Method of separating at least one gas mixture in a PSA unit |
| 02/14/2007 | EP1752204A1 Rotary valve with internal leak control system |
| 02/14/2007 | EP1750830A2 Catalytically active coating and method of depositing on a substrate |
| 02/14/2007 | EP1750829A1 Filter casette consisting of a housing surrounding a folded carpet with spacers between parallel opposite filter carpet parts. |
| 02/14/2007 | EP1490621B1 Method for the production of a honeycomb body with a flange piece for a sensor and corresponding honeycomb body |
| 02/14/2007 | EP1409165B1 Product based on clinkers from household refuse incineration and use thereof in landfills for purifying biogas |
| 02/14/2007 | EP1306532B1 Exhaust emission control device and exhaust emission control method for natural gas engine |
| 02/14/2007 | CN2868395Y Air purifying apparatus |
| 02/14/2007 | CN2868394Y Top-reducing pressurized desulfurizing complete equipment |
| 02/14/2007 | CN2868393Y Self-operated filler compacting device |
| 02/14/2007 | CN2868392Y Intelligent evacuation device |
| 02/14/2007 | CN1914411A Scr消声器 Scr muffler |
| 02/14/2007 | CN1913956A Method and apparatus for treating exhaust gas |
| 02/14/2007 | CN1913955A Exhaust gas treating agent, method for treating exhaust gas and apparatus for treating exhaust gas |
| 02/14/2007 | CN1913954A Heat exchanger |
| 02/14/2007 | CN1913953A Selectively permeable membrane type reactor |