| 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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| 02/06/2008 | CN101116825A Nox exhaust gas purifying catalyst |
| 02/06/2008 | CN101116807A Gas dechlorinating agent and its preparing method |
| 02/06/2008 | CN101116796A Combined type deodorization method |
| 02/06/2008 | CN101116795A Graded water separation type circulating fluidized bed dry-type flue gas desulfurization technics and the special absorptive tower thereof |
| 02/06/2008 | CN101116794A Method for preparing flue gas desulfurization agent |
| 02/06/2008 | CN101116793A Method for expelling sulphur dioxide in flue gas and by-producing Fe composite flocculating agent |
| 02/06/2008 | CN101116792A Technics of flue gas desulfurizing through catalytic oxidation method and by-product polymerizing iron sulfate through catalytic method |
| 02/06/2008 | CN101116791A Resource iron recovery method flue gas desulfurization technics and the integration device thereof |
| 02/06/2008 | CN100367556C Thermally enhanced compact reformer |
| 02/06/2008 | CN100366981C Dehumidifier/air-conditioning system |
| 02/06/2008 | CN100366870C Waste gas purifier for internal combustion engine and method thereof |
| 02/06/2008 | CN100366651C Cross-linked anion polymer containing tetramethylguanidine cation and its preparation method and uses |
| 02/06/2008 | CN100366647C Anion type polymer containing tetramethylguanidine cation and its preparation method and uses |
| 02/06/2008 | CN100366479C Membrane air dryer and method of mounting a membrane dryer to a vehicle |
| 02/06/2008 | CN100366342C Catalyst for depriving nitrogen oxide under low temperature through reduction and preparation method |
| 02/06/2008 | CN100366329C Hydrogen separation membrane and process for producing the same |
| 02/06/2008 | CN100366327C Catalytic process for reducing nitrogen oxides in flue gases and reducing agent composition |
| 02/06/2008 | CN100366326C Method for removing mercury from gas |
| 02/06/2008 | CN100366325C Wet method combined process for desulfurization and denitration for chlorine-containing strong oxidizer absorption liquid |
| 02/06/2008 | CN100366324C Method and equipment for removing sulfur dioxide from waste gas |
| 02/06/2008 | CN100366323C Modular pressure swing adsorption process and apparatus |
| 02/06/2008 | CN100366322C Dust removing method |
| 02/06/2008 | CN100366299C Deodorizing device |
| 02/05/2008 | US7326669 Substrate having catalyst compositions on surfaces of opposite sides |
| 02/05/2008 | US7326397 Oxidizing H2S in a light hydrocarbon gas stream while allowing the hydrocarbons to slip through substantially unconverted using as an H2S-selective catalyst a combination of Pt, Rh, Ir, Sn, and Mg |
| 02/05/2008 | US7326394 providing a gas mixture comprising CO or a hydrocarbon and an oxidant; and passing the gas mixture through a reaction chamber |
| 02/05/2008 | US7326392 H2S scavenging method |
| 02/05/2008 | US7326391 Process for recovery and recycle of ammonia from a vapor stream |
| 02/05/2008 | US7326388 For purifying air; inner compartment pivotable relative to the outer compartment to facilitate servicing of the components in the inner compartment |
| 02/05/2008 | US7326363 Dehumidifying element and manufacturing method for the same |
| 02/05/2008 | US7326333 Apparatus and process for extracting sulfur compounds from a hydrocarbon stream |
| 02/05/2008 | US7326286 Exhaust gas treating tower |
| 02/05/2008 | US7326285 Methods for recovering hydrocarbon vapors |
| 02/05/2008 | US7326284 Contamination control system and air-conditioning system of a substrate processing apparatus using the same |
| 02/05/2008 | US7326281 Hydrogen storage tank |
| 02/05/2008 | US7326280 Enhanced carbon dioxide adsorbent |
| 02/05/2008 | US7326279 Contacting halogen or halogen compound gas remaining in the pipeline of a cylinder cabinet (in an etching unit, a CVD unit, etc. used in the manufacture of semiconductors and liquid crystals) with an alkaline earth metal compound, an alkali metal compound, zeolite, and a carbonaceous material |
| 02/05/2008 | US7326278 Advanced contaminate treatment system |
| 02/05/2008 | US7326277 Brake air drying using low pressure desiccant wheel |
| 02/05/2008 | US7326276 Method of shutting off fuel gas manufacturing apparatus |
| 02/05/2008 | US7326275 Method and apparatus for inferring hydrocarbon level in a scrubber |
| 02/05/2008 | US7326269 NBC filtration unit providing unfiltered and filtered air paths |
| 02/05/2008 | US7326265 Method for cleaning the upstream surface of a particulate filter |
| 02/05/2008 | US7326264 Plasma particulate filter |
| 02/05/2008 | US7325392 Control system for catalytic processes |
| 02/05/2008 | US7325308 Processing method utilizing display information for carrying a cell structure with a catalytic component |
| 02/05/2008 | CA2333061C Attrition resistant, zinc titanate-containing, reduced sulfur sorbents |
| 02/05/2008 | CA2321300C Spent caustic pretreatment and enhanced oxidation process |
| 02/05/2008 | CA2315345C Catalyst based on ferrierite/iron for catalytic reduction of nitrous oxide content in gases, method for obtaining same and application |
| 01/31/2008 | WO2008013836A1 Sorption systems with naturally occurring zeolite, and methods |
| 01/31/2008 | WO2008013298A1 Exhaust gas purification system for internal combustion engine |
| 01/31/2008 | WO2008013169A1 Catalyst for exhaust gas purification |
| 01/31/2008 | WO2008012953A1 Alkylation composition, and method for detoxification of toxic compound using the composition |
| 01/31/2008 | WO2008012878A1 Apparatus for removing of trace of toxic substance from exhaust gas and method of operating the same |
| 01/31/2008 | WO2008012350A1 Retention of noble gases in the exhaled air of ventilated patients with the help of membrane separation |
| 01/31/2008 | WO2008012136A1 Filter for removing particles from a gas stream and process for producing it |
| 01/31/2008 | WO2008012117A1 Method for operating a power station with integrated coal gasification and power station |
| 01/31/2008 | WO2007137856A3 Catalytically-active activated carbons doped with metal salts and use thereof |
| 01/31/2008 | WO2007133377A8 Process for driving gas blowers or fans in a solid-state polymerization process using steam from a terephthalic acid plant |
| 01/31/2008 | WO2007126416A3 Methods and apparatus for hydrogen gas production |
| 01/31/2008 | WO2007092791B1 Separation of ammonia from sulfur compounds |
| 01/31/2008 | US20080026270 Fuel cell and apparatus for purifying air supplied to fuel cell |
| 01/31/2008 | US20080026141 Particle Filter Provided with Catalytic Coating |
| 01/31/2008 | US20080025893 Method For The Removal Of Carbon Dioxide From Gas Flows With Low Carbon Dioxide Partial Pressures |
| 01/31/2008 | US20080025882 Filter Catalyst |
| 01/31/2008 | US20080022907 Ash fluidization system and method |
| 01/31/2008 | US20080022857 Sorption systems with naturally occurring zeolite, and methods |
| 01/31/2008 | US20080022852 A regenerable, fluidized sorbent for the desulfurization of synthesis gas containing hydrogen sulfide and carbonyl sulfide is zinc oxide and a promoter; wear resistant particles of suitable size, shape; density and crystal structure; efficiency; industrial scale |
| 01/31/2008 | US20080022851 Pressure swing adsorption method and system with multiple-vessel beds |
| 01/31/2008 | US20080022702 Compressed Air Aftercooler With Integral Moisture Separator |
| 01/31/2008 | DE60313201T2 Katalysatorteilchen und ihre verwendung bei der entschwefelung Catalyst particles and their use in the desulfurization |
| 01/31/2008 | DE112006000255T5 Chemische Reaktionsvorrichtung aus Keramik, die in der Lage ist, festen Kohlenstoff zu zersetzen To decompose chemical reaction device made of ceramics, which is capable of solid carbon |
| 01/31/2008 | DE10359959B9 Entfeuchtung von Biogas Dehumidification of biogas |
| 01/31/2008 | DE10244125B4 Verfahren zur Bewertung des Zeitverhaltens eines NOx-Sensors A method for evaluating the time response of a NOx sensor |
| 01/31/2008 | DE10229881B4 Plasma-Russfilter Plasma particulate filter |
| 01/31/2008 | DE102007000375A1 Emission control device for cleaning diesel prime mover`s exhaust gas, has additive injected from injection orifice with reference to direction running perpendicular to exhaust gas upstream side |
| 01/31/2008 | DE102006034204A1 Dosiervorrichtung Metering |
| 01/31/2008 | DE102006033476A1 Exhaust-gas after treatment system i.e. nitrogen oxide contained internal combustion engine, monitoring method, involves detecting error of reducing agent in case of deviation of measured nitrogen oxide conversion of stored value |
| 01/31/2008 | CA2659422A1 A method for extracting h2s from sour gas |
| 01/31/2008 | CA2658778A1 Retention of noble gases in the exhaled air of ventilated patients by membrane separation |
| 01/30/2008 | EP1882834A1 Exhaust gas purification method and system |
| 01/30/2008 | EP1882829A1 Method of controlling exhaust gas purification system, and exhaust gas purification system |
| 01/30/2008 | EP1882091A1 Exhaust gas system for a motor vehicle |
| 01/30/2008 | EP1881867A1 Method for reducing the nitrogen oxide concentration in gases |
| 01/30/2008 | EP1489274B1 Honeycomb filter for exhaust gas purification and exhaust gas purification apparatus |
| 01/30/2008 | CN201014752Y Flue gas condensing unit of oil and gas boiler |
| 01/30/2008 | CN201014617Y Fume photodecomposition purifying range hood |
| 01/30/2008 | CN201013431Y SCR post-treating apparatus for high fluid rate engine |
| 01/30/2008 | CN201013423Y SCR post-treating pipe apparatus for high fluid rate engine |
| 01/30/2008 | CN201012318Y Smoke and industry compounds gas photodecomposition purifier |
| 01/30/2008 | CN201012317Y Highly effective absorbing equipment of nitrous acid air |
| 01/30/2008 | CN101115801A Crosslinkable materials based on organosilicon compounds |
| 01/30/2008 | CN101115695A Composite ceramic hollow fibres, method for production and use thereof |
| 01/30/2008 | CN101115678A Method for oxygenating gases, systems suited therefor and use thereof |
| 01/30/2008 | CN101115677A Method for purifying hydrogen chloride |
| 01/30/2008 | CN101115544A Composition and method for oxidizing mercury in combustion processes |
| 01/30/2008 | CN101115543A Non-discharging type air purification equipment for the industry |
| 01/30/2008 | CN101115542A Method and apparatus for purifying combustion gases of impurities contained in the combustion gases |
| 01/30/2008 | CN101112677A Method for preparing fluorinated polyimide film for separating arene/alkane through permeating and steaming |
| 01/30/2008 | CN101112674A Process for absorbing and treating waste gases by using solar energy and metallic oxide |