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)
04/2009
04/09/2009US20090092624 Antiinfective Flavononol Compounds and Methods of Use Thereof
04/09/2009US20090092530 Method for treatment of a gas stream containing silicon tetrafluoride and hydrogen chloride
04/09/2009US20090092529 Systems and methods for removing gaseous pollutants from a gas stream
04/09/2009US20090092528 Process for the removal of heavy metals from gases, and compositions therefor and therewith
04/09/2009US20090092525 Exhaust gas cleaning apparatus with improved configuration ensuring proper injection of reducing agent
04/09/2009US20090092524 Configurations And Methods for Claus Plant Operation with Variable Sulfur Content
04/09/2009US20090092523 Pollutant decomposition device
04/09/2009US20090090277 Carbon dioxide and fly ash are contacted with aqueous metal hydroxide solution to convert carbon dioxide into metal carbonate, wherein metal carbonate and metal hydroxide cause fly ash to undergo geopolymerization reaction and form a geopolymerized fly ash which may be used as concrete additive
04/09/2009US20090090245 Filter assembly
04/09/2009US20090090244 Desiccant Bag and Filter Assembly
04/09/2009US20090090243 Canister
04/09/2009US20090090242 Gas adsorbing device, vacuum heat insulator making use of gas adsorbing device and process for producing vacuum heat insulator
04/09/2009US20090090241 Gas separation membranes containing a microporous silica layer based on silica doped with a trivalent element
04/09/2009US20090090240 Biofiltration process and apparatus for odour or voc treatment
04/09/2009DE102008023534B3 Exhaust gas conditioning system, has heat exchanger provided for condensation of water vapor contained in exhaust gas, and recirculation unit provided for recirculation of condensed water in water evaporation cooler
04/09/2009DE102007047356A1 Verfahren und Vorrichtung zum Reinigen eines heißen Luftstroms Method and apparatus for cleaning a hot air stream
04/09/2009DE102007046158A1 Entfernung von Partikeln aus dem Abgas von mit überwiegend stöchiometrischem Luft/Kraftstoff-Gemisch betriebenen Verbrennungsmotoren Removal of particles from the exhaust gas of operated with a predominantly stoichiometric air / fuel mixture combustion engines
04/09/2009DE102007044607A1 Reducing agent injection adjusting method for internal combustion engine, involves adapting amount of reducing agent that is to be injected downstream to catalytic converter on basis of determined hydrocarbon emissions
04/09/2009DE102006020158B4 Extrudierter Vollkatalysator sowie Verfahren zu seiner Herstellung Extruded unsupported catalyst and process for its preparation
04/09/2009CA2747218A1 Biogas capture and/or collection system
04/09/2009CA2734601A1 Process for the purification of crude gas from solids gasification
04/09/2009CA2700415A1 Hollow-fiber element for organic-vapor separation
04/09/2009CA2694584A1 Process for the purification of crude gas from solids gasification
04/09/2009CA2623630A1 Modular gas-separating adsorbers
04/08/2009EP2045212A1 Hydrogen reforming method and hydrogen reforming device using oxygen-permeable membrane
04/08/2009EP2045011A1 Catalyst carrier particle, method for producing the same, and exhaust gas purifying catalyst
04/08/2009EP2045010A1 Exhaust gas purifying catalyst
04/08/2009EP2045009A1 Catalyst for purifying exhaust gas and process for producing the same
04/08/2009EP2044999A1 Particulate Filter
04/08/2009EP2044997A1 Apparatus for removing of trace of toxic substance from exhaust gas and method of operating the same
04/08/2009EP2044332A2 Twin blowers for gas separation plants
04/08/2009EP2043806A2 Apparatus and method of oxidation utilizing a gliding electric arc
04/08/2009EP2043783A2 Method for producing metal-doped zeolites and use thereof for the catalytic conversion of nitrogen oxides
04/08/2009EP2043764A1 Co2 capture using solar thermal energy
04/08/2009EP2043763A1 Adsorptive filter material
04/08/2009EP2043762A2 System and method for diagnosing and troubleshooting amine regeneration system
04/08/2009EP2043761A2 Deactivation resistant photocatalysts
04/08/2009EP2043759A1 Method and apparatus for enhanced mercury removal
04/08/2009EP2043750A2 Processes for correlating uv-vis spectra of norbornene compound to polymerization processes using the same, and related purification methods and compositions
04/08/2009EP1910249B1 Method for preparing a porous structure using silica-based pore-forming agents
04/08/2009EP1648589B1 Method for recovery of co2 and so2 from gas streams
04/08/2009CN201218657Y Smokeless coal burning kiln
04/08/2009CN201216930Y Concentrated gas generating system
04/08/2009CN201216921Y Novel controllable wet desulphurization column for smoke prevention and dust control
04/08/2009CN201216920Y Desulfurating dust removing device for flue gas
04/08/2009CN201216919Y Fiberglass gas distributor used in column device
04/08/2009CN201216918Y Waste gas purifier
04/08/2009CN201216917Y Plasma waste gas treating device
04/08/2009CN201216916Y Washing column screen deck
04/08/2009CN201216915Y Washing column distributing disk
04/08/2009CN201216914Y Epitaxial furnace tail gas cleaner
04/08/2009CN201216913Y Tail gas cleaner
04/08/2009CN201216903Y Dual-purpose filter material for dust separation and dioxins decomposition
04/08/2009CN101405488A Exhaust purification apparatus for compression ignition type internal combustion engine
04/08/2009CN101405082A Catalyst for exhaust gas purification and process for producing the same
04/08/2009CN101405071A Method of controlling NOx purification system and NOx purification system
04/08/2009CN101405070A Device for drying compressed gas and method applied thereby
04/08/2009CN101405069A Carbonaceous materials useful for fluid storage/dispensing, and apparatus and methods utilizing same
04/08/2009CN101402055A Ribbed catalyst structure
04/08/2009CN101402043A Visible light photocatalysis air purification material and air purification method
04/08/2009CN101402037A Catalyst for high-efficiency photocatalysis oxidization of nitric oxide and producing process thereof
04/08/2009CN101402020A Method for purifying arsenic hydride gas in industrial waste gas
04/08/2009CN101402019A Flue gas desulfurization technique of return current circulating fluidized bed in flow equalizing field
04/08/2009CN101402018A Method and device for removing acid in tail gas from reaction for producing 2-butyl acetate
04/08/2009CN101402017A Spherical desulphurizing agent and desulfuration method
04/08/2009CN101402001A Oil gas recycling and processing apparatus, condensation adsorption method thereof
04/08/2009CN100476308C Humidity controller
04/08/2009CN100475950C Bacillus megaterium and use thereof
04/08/2009CN100475688C Metal oxides prepared by flame spray pyrolysis
04/08/2009CN100475316C Exhaust gas treatment device and exhaust gas treatment method
04/08/2009CN100475315C Gas supplying method and system
04/08/2009CN100475314C Control technique and apparatus for flue gas NOx of cement kiln
04/08/2009CN100475313C Device for the recovery and diffluence of sulfur dioxide and the system and method thereof
04/08/2009CN100475312C Method for purifying organic waste gas
04/07/2009US7514384 Inorganic compound containing active oxygen and process for producing the same
04/07/2009US7514264 Method for estimating the sulfur content in the fuel of an internal combustion engine
04/07/2009US7514168 Gas-liquid separator and fuel cell
04/07/2009US7514056 Water spray cooling tower equipped with biocatalytic packing, or fed with absorptive reagents, is used to convert gaseous carbon dioxide into bicarbonate which dissolve in the cooling water; hydration reaction and refrigeration occur synergistically; bicarbonate is subsequently removed; cooling
04/07/2009US7514055 Contacting the emissions with a perovskite-type catalyst consisting essentially mixed lanthanide oxide
04/07/2009US7514054 For purifying flue gas of a coal power station; gas inlet and flue gas outlet of the absorption zone are opposing each other, in order to realize a flue gas flow in the absorption zone, which is as uniform as possible; parallelepiped form of the receptacle, for scrubbing liquid nozzles
04/07/2009US7514053 Gas stream is contacted with a potassium-based sorbent (potassium bicarbonate) effective for removing at least a portion of the acid gases; contacted with an oxidant effective to remove at least a portion of the nitrogen oxides and/or mercury-containing substances after partially removing acid gas
04/07/2009US7514052 Method for removal of mercury emissions from coal combustion
04/07/2009US7513936 Flat spiral capillary column assembly with thermal modulator
04/07/2009US7513935 Mixed matrix membrane with super water washed silica containing molecular sieves and methods for making and using the same
04/07/2009US7513932 Planar ceramic membrane assembly and oxidation reactor system
04/07/2009CA2589938C Systems and methods for regulating heating assembly operation through pressure swing adsorption purge control
04/07/2009CA2578842C Hydrogen purification devices, components, and fuel processing systems containing the same
04/07/2009CA2555742C Desiccant bottle cap
04/07/2009CA2407582C Rechargeable breathing apparatus particularly an apparatus for divers
04/02/2009WO2009041641A1 Exhaust purification system for internal combustion engine
04/02/2009WO2009041228A1 Exhaust purification system and exhaust purifying method
04/02/2009WO2009041227A1 Exhaust gas purification system and method
04/02/2009WO2009041165A1 Exhaust purification system for construction machine
04/02/2009WO2009041163A1 Construction machine
04/02/2009WO2009041104A1 Exhaust gas purifier
04/02/2009WO2009041103A1 Exhaust gas purifier
04/02/2009WO2009041028A1 Straddle riding-type vehicle
04/02/2009WO2009039611A2 Methods and systems for sulphur combustion
04/02/2009WO2009039603A1 Removal of condensables from process gas carrier streams
04/02/2009WO2009039591A1 Carbon dioxide fixation to carbonates