| 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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| 09/16/2009 | CN201308806Y Horizontal type absorption purification tower |
| 09/16/2009 | CN201308805Y Adsorptive separating device with stable performance |
| 09/16/2009 | CN201308804Y Dry-type air absorption purification tower |
| 09/16/2009 | CN201308803Y Circulating and energy-saving device in rubber softening agent technique |
| 09/16/2009 | CN101534932A Catalyst, method for its preparation and system to reduce NOx in an exhaust gas stream |
| 09/16/2009 | CN101534931A Highly acidic composition containing zirconium oxide, titanium oxide and tungsten oxide, method for preparing the same and use thereof in the treatment of exhaust gases |
| 09/16/2009 | CN101534930A Plasma reactor |
| 09/16/2009 | CN101534929A Separation membrane-porous material composite and method for manufacturing the same |
| 09/16/2009 | CN101534928A Oxygen concentration system |
| 09/16/2009 | CN101534927A Cyclic catalytic upgrading of chemical species using metal oxide materials |
| 09/16/2009 | CN101534926A Oxygen concentration system and method |
| 09/16/2009 | CN101534925A Process for obtaining carbon dioxide |
| 09/16/2009 | CN101532782A Sintering gas purifying and waste heat recovering technique |
| 09/16/2009 | CN101532767A Preparation method of tail gas product in oil refinery |
| 09/16/2009 | CN101532380A Small-scale hydrogen sulfide removal device for well mouth of oil well |
| 09/16/2009 | CN101532088A Method for recovering zinc and manganese by waste dry batteries and directly preparing desulfurizer for industry |
| 09/16/2009 | CN101531380A Ammonia reclaiming technology in process of preparing m-dicyanobenzene by using ammonia oxidation method |
| 09/16/2009 | CN101531365A Preparation method of pressed active carbon for pressure swing adsorption/separation of methane/nitrogen |
| 09/16/2009 | CN101530828A Method for purifying air pollutants of roads and tunnels |
| 09/16/2009 | CN101530811A Practical catalyst for eliminating carbon monoxide |
| 09/16/2009 | CN101530799A Nitrogen oxide catalyst-sorbent and preparation method |
| 09/16/2009 | CN101530796A Catalyst for catalytic oxidation of CO at low temperature and preparation method thereof |
| 09/16/2009 | CN101530795A Catalyst for catalyzing and oxidizing nitrogen oxide and preparation method thereof |
| 09/16/2009 | CN101530794A Method for preparing ceria-zirconium solid solution |
| 09/16/2009 | CN101530787A Oxidation catalyst for purifying tail gas of diesel vehicles and preparation method thereof |
| 09/16/2009 | CN101530786A Preparation for wire-mesh catalyst for volatile organic compound waste gas |
| 09/16/2009 | CN101530744A Process for decomposing volatile aromatic compound |
| 09/16/2009 | CN101530743A Oil smoke purifier applicable to downdraft kitchen ventilator and method for preparing catalyst |
| 09/16/2009 | CN101530742A Desulphurization denitration catalytic filler used for catalytic desulfurization tower and preparation method thereof |
| 09/16/2009 | CN101530741A Air flow-reciprocal heat-storage catalytic and thermal oxidizer |
| 09/16/2009 | CN101530740A Process for treating tail gas generated by producing oxalic acid |
| 09/16/2009 | CN101530739A Self-adjustable supporting seat for denitrifying reactor |
| 09/16/2009 | CN101530738A Flue gas desulphurization device by circulating ash humidifying and semi-drying method provided with hot air fluidized air machine |
| 09/16/2009 | CN101530737A Method for processing waste water/gas from tungsten smelting and a device thereof |
| 09/16/2009 | CN101530736A High-efficiency desulfurization and dust-removal method for glass kiln |
| 09/16/2009 | CN101530735A Absorption tower for wet flue gas desulfurization |
| 09/16/2009 | CN101530734A Nozzle structure for wet flue gas desulfurization |
| 09/16/2009 | CN101530733A Flue gas denitration device using urea solution method |
| 09/16/2009 | CN101530732A Method and device for treating organic waste gas by combining photocatalysis and microorganisms and application thereof |
| 09/16/2009 | CN101530731A Integrated equipment for desulfurization, denitrification and dedusting by coal ash and oxidant applying method under acidic condition |
| 09/16/2009 | CN101530730A Method for simultaneously treating waste gas pollution of NOX and SO2 |
| 09/16/2009 | CN101530729A Multifunctional absorption tower for controlling NO and SO2 in waste gas simultaneously |
| 09/16/2009 | CN101530728A Method for processing nitrogen oxide exhaust |
| 09/16/2009 | CN101530727A Desulfurization process containing H*S acidic gas |
| 09/16/2009 | CN101530726A Method for processing waste gas from the production of viscose chemical fiber |
| 09/16/2009 | CN101530725A Flue gas desulfurization by magnesia wet method and recovering process of automatic concentration of product |
| 09/16/2009 | CN101530724A Application of alkyl sulfonate to in-furnace desulfurization and desulfurizing and coal saving method |
| 09/16/2009 | CN101530723A A method for reducing the energy consumption of flue gas desulfurization process system and a nano-lubricant |
| 09/16/2009 | CN101530722A A yellow phosphorus exhaust gas purification method |
| 09/16/2009 | CN101530721A Dehumidifier |
| 09/16/2009 | CN101530720A Acid fog absorption tower |
| 09/16/2009 | CN101530719A Method and device for low-pressure processing of coal bed gas |
| 09/16/2009 | CN101530718A Process for adsorbing and separating light hydrocarbon in F-T synthesis circulation gas by variable temperature and pressure |
| 09/16/2009 | CN101530717A Low temperature adsorption method for continuously producing ultra-pure gas |
| 09/16/2009 | CN101530716A Method for purifying air |
| 09/16/2009 | CN101530715A Efficient molecular sieve processor for controlling air composite pollution in saloon car |
| 09/16/2009 | CN101530714A Device and method for clearing fog strongly |
| 09/16/2009 | CN101530713A Recovering and purifying device of organic solvent and method |
| 09/16/2009 | CN101530708A Waste gas purification method and equipment |
| 09/16/2009 | CN101530627A Cleaning device for removing peculiar smell, such as fetor and aroma |
| 09/16/2009 | CN101530624A Formaldehyde scavenger having function of odor removal |
| 09/16/2009 | CN100541897C Method and apparatus for purifying air for fuel cell and fuel cell |
| 09/16/2009 | CN100540858C Exhaust gas purification apparatus |
| 09/16/2009 | CN100540466C Method of decomposing carbon dioxide and method of forming carbon-particle structure |
| 09/16/2009 | CN100540461C Process and plant for producing sulfuric acid |
| 09/16/2009 | CN100540138C Exhaust-gas purifying catalyst |
| 09/16/2009 | CN100540122C Catalytically coated particle filter and method for producing the same and its use |
| 09/16/2009 | CN100540121C Method and equipment for treating industrial waste gas through dual plasma |
| 09/16/2009 | CN100540120C Treatment apparatus of exhaust gas produced from semiconductor production process and method thereof |
| 09/16/2009 | CN100540119C Color-coating waste gas heat recovery method |
| 09/16/2009 | CN100540118C Method for in-furnace reduction and control of SO3 |
| 09/16/2009 | CN100540117C Nitric acid tail gas processing method |
| 09/16/2009 | CN100540116C Method for reducing flue gas acidity of furnace |
| 09/16/2009 | CN100540115C Air-drying unit in air-drying machine |
| 09/16/2009 | CN100540114C Method and apparatus for purifying sludge gas |
| 09/15/2009 | US7588749 Apparatus, method and system for delivering oxygen-ozone |
| 09/15/2009 | US7588746 Process and apparatus for hydrogen and carbon production via carbon aerosol-catalyzed dissociation of hydrocarbons |
| 09/15/2009 | US7588742 Purification of a mixture of H2/CO by catalysis of the NOx |
| 09/15/2009 | US7588630 Carbon dioxide absorbent, carbon dioxide separating apparatus, and reformer |
| 09/15/2009 | US7588629 Filter cassette |
| 09/15/2009 | US7588628 Microporous ceramic materials |
| 09/15/2009 | US7588627 removal of H2S then by using alkaline washing solution ( pH 5-10) to obtain H2S depleted stream then from H2S depleted stream removing mercaptans by using other alkaline washing solution (pH 5.5-10) to obtain mercaptan depleted stream; bacterial oxidation of combined stream with O2 obtaining S slurry |
| 09/15/2009 | US7588626 Composite mixed oxide ionic and electronic conductors for hydrogen separation |
| 09/15/2009 | US7588612 Mobile nitrogen generation device |
| 09/15/2009 | CA2552760C Method and apparatus for separating liquid droplets from a gas stream |
| 09/15/2009 | CA2506468C Exhaust gas purifying catalyst and method for purifying exhaust gas |
| 09/15/2009 | CA2476270C Purifying catalyst for exhaust gas of an internal combustion engine, method for the production thereof, and method for purifying exhaust gas of an internal combustion engine |
| 09/15/2009 | CA2443222C A process and a plant for the production of portland cement clinker |
| 09/15/2009 | CA2397250C Process for the elimination of nox and n2o |
| 09/15/2009 | CA2369350C Gas deacidification process with washing of the hydrocarbons desorbed during solvent regeneration |
| 09/15/2009 | CA2351272C Membrane-assisted fluid separation apparatus and method |
| 09/13/2009 | CA2658207A1 Process for decomposing volatile aromatic compound |
| 09/11/2009 | WO2009111585A1 Process for catalytic tail gas incineration |
| 09/11/2009 | WO2009111330A1 Processes for making adsorbents and processes for removing contaminants from fluids using them |
| 09/11/2009 | WO2009110891A1 Acoustic/ pressure wave-driven separation device |
| 09/11/2009 | WO2009110611A1 Surface treatment apparatus |
| 09/11/2009 | WO2009110586A1 Aqueous solution and method for absorbing and collecting carbon dioxide in gas efficiently |
| 09/11/2009 | WO2009110505A1 Fibrous mass bearing catalyst, process for producing the same, and purifier for discharge gas |
| 09/11/2009 | WO2009110492A1 Method and apparatus for purifying olefin |
| 09/11/2009 | WO2009110356A1 System and method for treating bleed gas from cement kiln |