| 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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| 12/24/2008 | CN201168568Y Water-lime powder combined spray gun |
| 12/24/2008 | CN201168567Y Refuse incineration flue gas purification treatment apparatus |
| 12/24/2008 | CN201168566Y Desulfurizer |
| 12/24/2008 | CN201168565Y Eluting column for processing acidized flue gas |
| 12/24/2008 | CN201168564Y Wet-type hypergravity waste gas treatment equipment |
| 12/24/2008 | CN201168563Y Pneumatic flow guide dust removing and desulferizing device |
| 12/24/2008 | CN201168562Y Desulfurization central processing unit |
| 12/24/2008 | CN201168561Y Sewage treatment plant digestion tank marsh gas desulfurizer |
| 12/24/2008 | CN201168560Y Absorbing tower for wet flue gas desulfurization |
| 12/24/2008 | CN201168559Y Nozzle structure for wet flue gas desulfurization |
| 12/24/2008 | CN201168558Y Flue gas denitrating apparatus using urea solution method |
| 12/24/2008 | CN201168557Y Flue gas processing system |
| 12/24/2008 | CN201168556Y Desulfurizer |
| 12/24/2008 | CN201168555Y Desulfurizer |
| 12/24/2008 | CN201168554Y Desulphurization dust-removing equipment used on horizontal type rotating plastic and rubber oil refining apparatus |
| 12/24/2008 | CN201168553Y Heatproof corrosion resistant acid stripping positive-pressure dust removing apparatus |
| 12/24/2008 | CN201168552Y Improved structure of sedimentation tank of acid radical waste gas treater |
| 12/24/2008 | CN201168551Y Water-gas separation structure of acid radical waste gas treater |
| 12/24/2008 | CN201168550Y Novel desulfurizing dust removing chamber |
| 12/24/2008 | CN201168549Y Apparatus capable of absorbing boiler tail gas sulfuric dioxide |
| 12/24/2008 | CN201168548Y Novel turbulence type waste gas treater |
| 12/24/2008 | CN201168547Y Multi-medium flue gas purifying reaction tower |
| 12/24/2008 | CN201168546Y Photoelectric cooking fume purifier |
| 12/24/2008 | CN201168545Y Ethylene concentration control apparatus for space plant growing |
| 12/24/2008 | CN201168544Y Special evaporating apparatus system for solid sodium hydrosulfide |
| 12/24/2008 | CN201168543Y Heat pump heat reclamation type runner dehumidifier |
| 12/24/2008 | CN201168542Y Apparatus for continuously preparing low dew point low temperature drying air |
| 12/24/2008 | CN201168541Y Air purifier of electric locomotive |
| 12/24/2008 | CN201168540Y Membrane recovery device of light hydrocarbon oxidation sweetening alcohol tail gas |
| 12/24/2008 | CN201168539Y Carbon dioxide gas separating and gathering apparatus |
| 12/24/2008 | CN201168538Y Absorber capable of reducing wall effect |
| 12/24/2008 | CN201168537Y Active coke air purifying apparatus |
| 12/24/2008 | CN201168536Y Polysilicon tail gas purification apparatus |
| 12/24/2008 | CN201168535Y Continuous flue gas desulfurization dust removing integrated purification system |
| 12/24/2008 | CN201168532Y Paint waste gases integrated purification apparatus |
| 12/24/2008 | CN201168455Y Low-temperature condensation vapour recovery unit |
| 12/24/2008 | CN101331084A Process for sequestration of carbon dioxide |
| 12/24/2008 | CN101331081A Process for cooling down a hot flue gas stream |
| 12/24/2008 | CN101330971A Deoxidant and process for producing deoxidant |
| 12/24/2008 | CN101330967A Aeration system and method |
| 12/24/2008 | CN101330964A Capture of mercury from a gaseous mixture containing mercury |
| 12/24/2008 | CN101330963A An extraction device |
| 12/24/2008 | CN101330962A Method and apparatus for purification of the air to be used as raw material in cryogenic air separation |
| 12/24/2008 | CN101330961A Low pressure drop coated diesel exhaust filter |
| 12/24/2008 | CN101329141A Reheat apparatus and method of sintered net flue gas |
| 12/24/2008 | CN101328027A Sulfur oriented adsorption control method for active calcarea lime calcination in rotary kiln |
| 12/24/2008 | CN101327937A Method for reclaiming sulfuric dioxide from flue gas to produce solid ammonium sulfate |
| 12/24/2008 | CN101327912A Method for reclaiming hydrogen from tail gas from polysilicon production |
| 12/24/2008 | CN101327455A Honeycomb structure and method for manufacturing honeycomb structure |
| 12/24/2008 | CN101327436A Ni-based alloy catalytic combustion integral catalyst and preparation and use |
| 12/24/2008 | CN101327427A High-efficient selective catalytic reduction denitration catalyst and preparation method thereof |
| 12/24/2008 | CN101327409A Polyimides pervaporation membrane and preparation method and use |
| 12/24/2008 | CN101327406A System and method for catalysis process of flue gas and used filtering system thereof |
| 12/24/2008 | CN101327405A Method for preparing compound microbial preparation for degrading í«three-benzeneí» VOCs exhaust air |
| 12/24/2008 | CN101327404A Double current state desulfuration reaction device |
| 12/24/2008 | CN101327403A Device for purifying and treating tail gas |
| 12/24/2008 | CN101327402A Water film dust removing and desulferizing device for furnace cupola |
| 12/24/2008 | CN101327401A Ultraviolet-biological coordinate process for controlling hard-to-degrade organic gas |
| 12/24/2008 | CN101327400A Method and device for removing oil mist and volatile organic matter in oil smoke |
| 12/24/2008 | CN101327399A Apparatus and process for treating perfluorides |
| 12/24/2008 | CN101327398A Mercury removal systems using beneficiated fly ash particles and methods thereof |
| 12/24/2008 | CN101327397A Method for simultaneously removing SO2 and NO in flue gas by biological reduction and complexing absorption |
| 12/24/2008 | CN101327396A Method and device for removing hydrogen sulfide from gas containing hydrogen sulfide and recovering sulfer using catalytic oxidation |
| 12/24/2008 | CN101327395A Sequencing batch limestone slurry wet desulfurization technique |
| 12/24/2008 | CN101327394A Liquid dehumidifying packing tower calandria liquid distributor |
| 12/24/2008 | CN101327393A Equipment and method for processing gas absorbed by film |
| 12/24/2008 | CN101327392A Absorbent for acid gas separation |
| 12/24/2008 | CN101327389A Long-acting type oil smoke purification system technique |
| 12/24/2008 | CN101327379A Duct downstream spray tray |
| 12/24/2008 | CN101327331A Method for controlling toxic biogas sol in gas-solid phase bioreactor tail gas |
| 12/24/2008 | CN100445539C Exhaust gas purification device for internal combustion engine |
| 12/24/2008 | CN100445524C Control method and control device for exhaust gas control apparatus |
| 12/24/2008 | CN100445523C Exhaust system of multi-cylinder internal combustion engine |
| 12/24/2008 | CN100445168C Process and installation for the distribution of air enriched in oxygen to passengers of an aircraft |
| 12/24/2008 | CN100444962C Exhaust gas purifying metal carrier-use laminate, production method for exhaust gas purifying metal carrier, exhaust gas purifying metal carrier and exhaust gas purifying filter |
| 12/24/2008 | CN100444957C Catalyst for removing nitrogen oxide through selective catalytic reduction and its preparation method |
| 12/24/2008 | CN100444955C Composite, mesohole, three-effect catalysis material contg. zirconium oxide and cerium oxide, and its prepn. method |
| 12/24/2008 | CN100444954C Needle-shaped ceramic body, needle-shaped ceramic catalyst body and method for producing same |
| 12/24/2008 | CN100444949C Method for preparing dry filter core for refrigerating system |
| 12/24/2008 | CN100444935C Sewage biological desulphurizing device |
| 12/24/2008 | CN100444934C Method and apparatus for removing ozone |
| 12/24/2008 | CN100444933C Pressure-changing adsorption method for recovering low-partial-pressure gas |
| 12/24/2008 | CA2692177A1 System and process for handling an co2 comprising waste gas and separation of co2 |
| 12/24/2008 | CA2692154A1 Absorbent, co2 or h2s reducing apparatus, and co2 or h2s reducing method using absorbent |
| 12/24/2008 | CA2691084A1 Mercury removal systems using beneficiated fly ash particles and methods thereof |
| 12/24/2008 | CA2681679A1 Methods, systems, and devices for deep desulfurization of fuel gases |
| 12/23/2008 | US7468414 Moisture absorptive and desorptive ultrafine particles and a product using said ultrafine particles |
| 12/23/2008 | US7468202 Honeycomb structural body |
| 12/23/2008 | US7468171 Process using microwave energy and a catalyst to decompose nitrogen oxides |
| 12/23/2008 | US7468170 Reducing the amount of mercury released from a facility during combustion of a mercury-containing fuel such as coal or sewage sludge by introducing a nitrate and/or nitrite sorbent into the combustion gases in a zone where the temperature is greater than 500 degrees C., preferably into the fireball |
| 12/23/2008 | US7468166 Multilayer stack of stacks porous, permeable material |
| 12/23/2008 | US7468120 Solid state electrolytic device for removing fluorine from a semiconductor exhaust gas; solid electrolyte between an anode and cathode; a fluid-tight chamber where electronic conductor and a fluoride ion conductor where fluorine is removed from a fluorine-containing exhaust |
| 12/23/2008 | US7468099 Image forming apparatus |
| 12/23/2008 | US7468096 Apparatus for producing oxygen and method for controlling the same |
| 12/23/2008 | US7468095 System for controlling flow into chromatographic column using transfer line impedance |
| 12/23/2008 | US7468093 Eutectics; vacuum deposition; semiconductors; resistance to hydrogen embrittlement |
| 12/23/2008 | US7468092 Operation of mixed conducting metal oxide membrane systems under transient conditions |
| 12/23/2008 | US7468091 Method for dehumidifying air and air dehumidifier for oil-insulated transformers, reactance coils and step switches |
| 12/23/2008 | US7467523 Autonomous water source |
| 12/23/2008 | CA2527450C Process for reducing the formaldehyde content of a gas |