| 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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| 07/10/2008 | CA2671140A1 Process for the purification of combustion fumes |
| 07/10/2008 | CA2670390A1 Treatment of cold start engine exhaust |
| 07/09/2008 | EP1942263A1 Control method of exhaust gas purification system and exhaust gas purification system |
| 07/09/2008 | EP1942256A2 Exhaust gas purification device of an engine |
| 07/09/2008 | EP1941945A2 Catalyst for removing particulate matter and method using the same for removing particulate matter |
| 07/09/2008 | EP1941942A2 Oxidation Catalyst and Exhaust-Gas Purification System Using the Same |
| 07/09/2008 | EP1941940A1 Porous substrate for use as a particulate filter for catalytic or non-catalytic soot regeneration methods |
| 07/09/2008 | EP1941208A1 Oxycombustion method in which all of the carbon dioxide produced can be captured |
| 07/09/2008 | EP1941135A1 Injection nozzle having heating element and heat accumulator, and method for introducing an oxidizable fluid into an exhaust system upstream of a catalytic converter or filter |
| 07/09/2008 | EP1941133A1 Filter element and filter for the aftertreatment of exhaust gases |
| 07/09/2008 | EP1941079A2 Methods and apparatus for controlling catalytic processes, including catalyst regeneration and soot elimination |
| 07/09/2008 | EP1941073A1 Method of treating gas |
| 07/09/2008 | EP1940535A1 Apparatus for treating a gas stream |
| 07/09/2008 | EP1940534A1 Absorbent and method for the elimination of carbon dioxide from gas flows |
| 07/09/2008 | EP1940533A1 Apparatus for the uninterruptible filtering of gas |
| 07/09/2008 | EP1737558B1 Air purifier unit with oil separator and compressed air provider unit |
| 07/09/2008 | EP1628744B1 A process for the removal of so2, hcn and h2s and optionally cos, cs2 and nh3 from a gas stream |
| 07/09/2008 | EP1381464B1 Catalysis reactor comprising catalyst support with intersecting channel network |
| 07/09/2008 | EP1354620B1 Device for clarifying exhaust gas from internal combustion engine |
| 07/09/2008 | CN201083643Y Gas-liquid separation apparatus |
| 07/09/2008 | CN201082365Y Device for removing í«alkali mistí» generated during hydrogen and oxygen production by electrolyzing method |
| 07/09/2008 | CN101218026A Alumina-based perovskite catalysts and catalyst supports |
| 07/09/2008 | CN101218011A Method for the removal of trace components by adsorption |
| 07/09/2008 | CN101216190A Sliding type cooking fume separator |
| 07/09/2008 | CN101214977A Preparation method of lithium zirconate material for absorbing carbon dioxide at high temperature |
| 07/09/2008 | CN101214967A Preparation method of lithium silicate material for absorbing carbon dioxide at high temperature |
| 07/09/2008 | CN101214924A Regenerating system and technique for three-tower waste aid |
| 07/09/2008 | CN101214450A Multifunctional composite oxides powder body and method for using the powder body to prepare catalyst for motor vehicle exhausting gas purification |
| 07/09/2008 | CN101214434A Nano cerium zirconium sosoloid and preparation thereof |
| 07/09/2008 | CN101214431A Combustion process gaseous mercury purifying technique |
| 07/09/2008 | CN100400959C Fuel feeding device and apparatus with the same |
| 07/09/2008 | CN100400811C Retaining seal material and production method thereof |
| 07/09/2008 | CN100400810C Waste gas purifying device with nitrogen oxide absorption reduction catalast |
| 07/09/2008 | CN100400464C Honeycomb carrier for exhaust gas clarification catalyst and method for production thereof |
| 07/09/2008 | CN100400154C Organic-amine-porous composite material for adsorbing carbon dioxide efficiently |
| 07/09/2008 | CN100400146C Mixing system |
| 07/09/2008 | CN100400143C Method for removing water from ammonia |
| 07/09/2008 | CN100400142C Stripped gas method for recovering C2 and higher carbon content hydrocarbon constituent |
| 07/09/2008 | CN100400141C Continuous pressure swing fluidization and adsorption apparatus for preparing high purity gas |
| 07/09/2008 | CN100400140C Pressure swing absorption method for preparing nitrogen from air |
| 07/09/2008 | CN100400138C Method for manufacturing chemical filter |
| 07/09/2008 | CN100399884C Waste-water purification method, and system using the same |
| 07/08/2008 | US7396793 Containing copper oxide, a mixture of ZSM-5 zeolite and zeolite beta with a mass ratio of ZSM-5 zeolite to zeolite beta of 1:1 to 10:1, and an oxide of magnesium; NOx in diesel engine exhaust gas is efficiently removed and oxidation of SO2 under high-temperature conditions is suppressed. |
| 07/08/2008 | US7396616 High strength; swelling inhibition; aqueous solution of metal compound and polyvinyl alcohol |
| 07/08/2008 | US7396576 Honeycomb structure |
| 07/08/2008 | US7396522 Catalyst useful for removal of hydrogen sulphide from gas stream and its conversion to sulphur, a process for preparing such catalyst and a method for removing of hydrogen sulphide using said catalyst |
| 07/08/2008 | US7396518 composite oxides of titanium and tungsten, molybdenum or boron, supported on carriers comprising zirconium oxide impregnated with sulfuric acid, used for reducing and removing nitrogen oxides in exhaust gases discharged from boilers, turbines, engines or furnaces; pollution control |
| 07/08/2008 | US7396517 Reduction of NOx emissions using a staged silver/alumina catalyst system |
| 07/08/2008 | US7396516 Manganese containing oxygen storage component comprising three-way catalyst composition |
| 07/08/2008 | US7396514 Electronic controls for pollutant removal |
| 07/08/2008 | US7396470 Treating water, sediment or soil containing pollutants by contacting pollutant-containing water, sediment, fractured rock or soil with a multi-functional sequestration agent comprising bauxite in it relatively natural form, wherein bauxite is installed as a subsurface mineral ore barrier |
| 07/08/2008 | US7396392 Installation for treating at least one fluid and use thereof for the separation of at least one constituent of a gas mixture |
| 07/08/2008 | US7396391 Electronic control apparatus |
| 07/08/2008 | US7396390 Oxygen enrichment apparatus |
| 07/08/2008 | US7396388 Purification of natural gas by adsorption of heavy hydrocarbons and water on an adsorbent bed, aqueous lean amine treatment for the absorptive removal of acid gases, such as carbon dioxide and hydrogen sulfide, and an adsorptive removal of water |
| 07/08/2008 | US7396387 Pressure swing adsorption process for large capacity oxygen production |
| 07/08/2008 | US7396386 Method and apparatus for keeping constant the retention times in a gaschromatographic analysis |
| 07/08/2008 | US7396385 System and method for efficiently separating hydrogen gas from a mixed gas source |
| 07/08/2008 | US7396384 Fuel cell gas separator |
| 07/08/2008 | US7396383 Membrane-based reservoir dryer |
| 07/08/2008 | CA2438867C A method for the removal of mercury from a gas stream |
| 07/08/2008 | CA2438514C Use of a material and a method for retaining polyhalogenated compounds |
| 07/08/2008 | CA2377329C Gas purification system with an integrated hydrogen sorption and filter assembly |
| 07/08/2008 | CA2374957C Absorbents having the capability of decomposing organic halogen compounds and a process for producing the same |
| 07/08/2008 | CA2374950C Method and device for the reduction of nitrogen protoxide |
| 07/08/2008 | CA2368069C Hollow-fiber membrane devices and methods of assembly |
| 07/08/2008 | CA2310120C Method for direct oxidation in sulphur, by catalytic process and in vapour phase, of low content h2s in a gas |
| 07/08/2008 | CA2230282C Succinic acid derivative degradable chelants, uses and compositions thereof |
| 07/03/2008 | WO2008080080A2 Composite structured adsorbents |
| 07/03/2008 | WO2008079861A2 Configuration of adsorbents in pressure swing adsorption systems and use of the systems |
| 07/03/2008 | WO2008079858A1 Gas recovery process |
| 07/03/2008 | WO2008079802A1 Integration of sulfur recovery process with lng and/or gtl processes |
| 07/03/2008 | WO2008079609A1 Molecular sieve and membrane system to purify natural gas |
| 07/03/2008 | WO2008079513A1 Air filtration media comprising metal-doped silicon-based gel materials with nitric and/or potassium persulfate |
| 07/03/2008 | WO2008079113A1 Ammonia contact scrubber system for a fuel cell |
| 07/03/2008 | WO2008078799A1 Honeycomb structure and method for manufacturing the same |
| 07/03/2008 | WO2008078758A1 Reactor with stacked integrated self heat exchange structure |
| 07/03/2008 | WO2008078722A1 Method and apparatus for treating discharge gas |
| 07/03/2008 | WO2008078721A1 Exhaust gas treating method and apparatus |
| 07/03/2008 | WO2008078645A1 Exhaust purifying apparatus for internal combustion engine |
| 07/03/2008 | WO2008078578A1 Abnormality detector of exhaust gas purifier, and its detection method |
| 07/03/2008 | WO2008078059A1 Method and apparatus for selective catalytic nox reduction |
| 07/03/2008 | WO2008077837A1 Gas separation membranes |
| 07/03/2008 | WO2008077626A2 Method and device for sage storage and delivery of ammonia and use of ammonia storage materials |
| 07/03/2008 | WO2008077588A1 Method for the selective catalytic reduction of nitrogen oxides in exhaust gases of vehicles |
| 07/03/2008 | WO2008077587A1 Use of aqueous guanidinium formiate solutions for the selective catalytic reduction of nitrogen oxides in exhaust gases of vehicles |
| 07/03/2008 | WO2008077430A1 Ventilation device for a flue gas cleaning device |
| 07/03/2008 | WO2008077233A1 Method for low-severity gasification of heavy petroleum residues. |
| 07/03/2008 | WO2008077204A2 Catalytic combustion process with rejuvenation step |
| 07/03/2008 | WO2008061210A3 Removal of carbon dioxide from air |
| 07/03/2008 | WO2008058026A3 Sorbent filter for the removal of vapor phase contaminants |
| 07/03/2008 | WO2008056231A3 Vehicle diesel engine and control method of the same |
| 07/03/2008 | WO2008039783A3 Calcium looping process for high purity hydrogen production |
| 07/03/2008 | WO2008036791A3 Respirators for delivering clean air to an individual user |
| 07/03/2008 | WO2008033178A3 Membrane air dryer and sweep valve |
| 07/03/2008 | US20080161718 Pneumatic circuit comprising a compressor housed inside a cabinet being configured to compress a gas; biopsy device in pneumatic communication with compressor capable of being actuated by the compressed gas; fan flows air for evaporation; medical equipment |
| 07/03/2008 | US20080161156 Vehicle control apparatus and method |
| 07/03/2008 | US20080160387 Electric power pack that includes a fuel cell |
| 07/03/2008 | US20080159938 Hydrogen Production |
| 07/03/2008 | US20080159937 Process for the recovery of carbon dioxide from a gas stream |