| 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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| 12/04/2008 | CA2687580A1 A process for removing sulfur from a fuel gas stream additionally containing carbon dioxide and light olefins |
| 12/04/2008 | CA2685923A1 Method and absorbent composition for recovering a gaseous component from a gas stream |
| 12/03/2008 | EP1998016A1 Exhaust purification apparatus for compression ignition type internal combustion engine |
| 12/03/2008 | EP1998015A1 Method of controlling exhaust gas purification system and exhaust gas purification system |
| 12/03/2008 | EP1997792A2 Foamed well fluid compositions and methods for use in subterranean zones |
| 12/03/2008 | EP1997556A1 Honeycomb catalyst structure |
| 12/03/2008 | EP1997550A1 System for continuous removal of a specific gas from a flowing mixture of gases |
| 12/03/2008 | EP1997549A1 Device and method for catalytic purification of biogenic or anthropogenic gases containing methane |
| 12/03/2008 | EP1997182A1 Electrochemical device and process for manufacturing an electrochemical device |
| 12/03/2008 | EP1996315A1 Device for drying compressed gas and method applied thereby |
| 12/03/2008 | EP1996314A1 Method of producing a hollow membrane |
| 12/03/2008 | EP1996313A1 Process for deacidification of a gas by means of an absorbent solution with fractionated regeneration by heating |
| 12/03/2008 | EP1996311A1 Closed reversible breathing apparatus having a metal organic framework |
| 12/03/2008 | EP1730749A4 Ceramic mixed protonic/electronic conducting membranes for hydrogen separation |
| 12/03/2008 | EP1677905B1 Use of a cerium organic colloidal dispersion and element selected from rhodium and palladium as an additive to diesel fuel for internal combustion engines |
| 12/03/2008 | EP1618077A4 Low thermal expansion calcium aluminate articles |
| 12/03/2008 | EP1412057B1 Control system for helium recovery |
| 12/03/2008 | EP1355720B1 Sulfur recovery process |
| 12/03/2008 | EP1307278B1 Portable oxygen concentration system and method of using the same |
| 12/03/2008 | CN201157757Y Spray desulfurizer |
| 12/03/2008 | CN201157756Y Bidirectional spray desulfurizer |
| 12/03/2008 | CN201157755Y Double vortex smoke prevention and dust control desulfurizer |
| 12/03/2008 | CN201157754Y Flue gas wet desulfurization gypsum dewatering equipment |
| 12/03/2008 | CN201157753Y Non-mixing oxidation apparatus of flue gas desulfurization slurry pool |
| 12/03/2008 | CN201157752Y Flue-gas desulfurizing device by ammonia process |
| 12/03/2008 | CN201157751Y Upstream spray desulfurizer |
| 12/03/2008 | CN201157750Y Impulse-spray double stage wet method flue gas dust-removing desulfurizing purification apparatus |
| 12/03/2008 | CN201157749Y Anti-warp strut member combination of desulfuration spraying tube |
| 12/03/2008 | CN201157748Y High effective desulphurization duster |
| 12/03/2008 | CN201157747Y Electrolysis dehumidifier |
| 12/03/2008 | CN201157745Y Porous medium material apparatus for treating waste gas containing benzene, toluene and dimethyl benzene |
| 12/03/2008 | CN201157743Y Three-in-one dust collector apparatus |
| 12/03/2008 | CN201157741Y Prewashing device for flue gas desulfurization |
| 12/03/2008 | CN201157739Y Synthesis purification processor for water sedimentation |
| 12/03/2008 | CN201157727Y Mixed high-efficiency demisting apparatus |
| 12/03/2008 | CN201157702Y Noncondensable gas organic phase recovering device for alkyl after three-column gas-phase refrigeration in pimelinketone apparatus |
| 12/03/2008 | CN101317002A 内燃机 Internal combustion engine |
| 12/03/2008 | CN101316997A Exhaust system of internal combustion engine |
| 12/03/2008 | CN101316993A Method of controlling exhaust gas purification system and exhaust gas purification system |
| 12/03/2008 | CN101316992A Exhaust gas purifier for internal combustion engine |
| 12/03/2008 | CN101316792A Purification of raw hydrogen |
| 12/03/2008 | CN101316654A Titanium oxide photocatalyst, method for producing same and use thereof |
| 12/03/2008 | CN101316650A Methods and apparatus for hydrogen gas production |
| 12/03/2008 | CN101316644A Improved flow distribution adsorbent vessel |
| 12/03/2008 | CN101316643A Structure for the filtration of a gas based on silicium carbide with a controlled wall surface porosity |
| 12/03/2008 | CN101314725A Composition for reducing NO<x> discharge in FCC regenerated flue gas |
| 12/03/2008 | CN101314149A Combined indoor environment air purifier of papery adsorption electrodes |
| 12/03/2008 | CN101314127A Oxide catalyst for selective reduction of nitrogen oxide, preparation and uses thereof |
| 12/03/2008 | CN101314124A Hydrophobic high-micropore polymeric adsorbent, preparation and uses thereof |
| 12/03/2008 | CN101314107A Physical and chemical treatment apparatus and method for greenhouse gas end |
| 12/03/2008 | CN101314106A Method and apparatus for desulfurizing exhaust gas of seagoing vessel |
| 12/03/2008 | CN101314105A Control technique and apparatus for flue gas NOx of cement kiln |
| 12/03/2008 | CN101314104A Method and apparatus for processing effluvial tail gas of heavy slop tank |
| 12/03/2008 | CN101314103A High-efficiency drying apparatus for regenerating exhaust heat of pressure gas |
| 12/03/2008 | CN101314102A Method and apparatus for collecting carbonic anhydride in coal-fired plant flue gas |
| 12/03/2008 | CN101314101A Air purification method combined of adsorption and heat catalytic oxidation regeneration in situ |
| 12/03/2008 | CN101314100A Fibre pad for removing indoor air pollution and method of producing the same |
| 12/03/2008 | CN101314099A Absorbent charcoal adsorber |
| 12/03/2008 | CN101314098A Purification method for polysilicon tail gas and purifier employing the method |
| 12/03/2008 | CN101314066A Connecting head for absorber of anesthetizing system |
| 12/03/2008 | CN101314065A Carbon dioxide absorber for a reverse breathing system |
| 12/03/2008 | CN100439853C 热交换器 Heat exchanger |
| 12/03/2008 | CN100439688C Air/fuel ratio control device for internal combustion engine |
| 12/03/2008 | CN100439668C Exhaust gas purifying apparatus and method for internal combustion engine |
| 12/03/2008 | CN100439667C Structure of container for reducing agent |
| 12/03/2008 | CN100439491C Globular bacillus and its use |
| 12/03/2008 | CN100439447C Method for converting hydrogenous gaseous flows arising from chemical reactor units using hydrogen |
| 12/03/2008 | CN100439257C Method for treating acid-extracted waste liquid used for production of saccharin sodium |
| 12/03/2008 | CN100438970C Desulfurization and novel process for same |
| 12/03/2008 | CN100438961C Mixing element and static fluid mixer using the same |
| 12/03/2008 | CN100438954C Emission treatment system and method using a scr filter |
| 12/03/2008 | CN100438953C Catalytic converter and method for making same |
| 12/03/2008 | CN100438952C Exhaust gas biological treatment filler |
| 12/03/2008 | CN100438951C Energy-saving steam ejection, slaking, oxidation, and transportation integration apparatus |
| 12/03/2008 | CN100438950C Removing sulfide from CO2 enriched gas by complex iron method |
| 12/02/2008 | US7459135 Catalytic reduction of NOx in an NOx containing gas using methane in the presence of a catalyst which comprises a palladium-containing zeolite; high stability; high activity |
| 12/02/2008 | US7459134 Purified fume is contacted with a non-aqueous ionic liquid; depleted purified fume is discharged; solvent-laden ionic liquid is regenerated by heating; CO2 separation |
| 12/02/2008 | US7459084 To separate a given fluid mixture into permeate and retentate portions using bundles of hollow fiber membranes |
| 12/02/2008 | US7459081 Contacting systems and methods and uses thereof |
| 12/02/2008 | US7459013 Chemical and particulate filters containing chemically modified carbon nanotube structures |
| 12/02/2008 | US7459012 Solution and method for scavenging sulphur compounds |
| 12/02/2008 | US7459011 Gases contacted with nonaqueous ionic liquid, general formula ammonium, phosphonium, sulfonium cation; anion is a halide of nitrate, sulfate, phosphate, acetates able to form a liquid salt; glycol, ether solvents, recovered at a high purity level compatible with recycling |
| 12/02/2008 | US7458343 Atmospheric pollutant treatment structure |
| 12/02/2008 | US7458206 Exhaust gas purification system of internal combustion engine |
| 12/02/2008 | US7458204 Dosing pump assembly |
| 12/02/2008 | CA2558445C An ultra-violet ventilation system having an improved filtering device |
| 12/02/2008 | CA2348336C Linear gas valve control, shut-off-valve and self test |
| 11/27/2008 | WO2008144708A1 Removing carbon dioxide from an atmosphere and global thermostat |
| 11/27/2008 | WO2008144409A2 A reactor system and process for reacting a feed |
| 11/27/2008 | WO2008144396A2 A reactor system, and a process for preparing an olefin oxide, a 1,2-diol, a 1,2-diol ether, a 1,2-carbonate and an alkanolamine |
| 11/27/2008 | WO2008144388A1 Multilayer ceramic system for biomedical applications and method for fabricating the same |
| 11/27/2008 | WO2008144184A1 Super-hydrophobic water repellant powder |
| 11/27/2008 | WO2008144076A2 A thermal preconcentrator for collection of chemical species |
| 11/27/2008 | WO2008143968A1 Temperature swing adsorption of co2 from flue gas using a parallel channel contactor |
| 11/27/2008 | WO2008143967A1 Removal of a target gas from a mixture of gases by swing adsorption with use of a turboexpander |
| 11/27/2008 | WO2008143966A1 Process for removing a target gas from a mixture of gases by thermal swing adsorption |
| 11/27/2008 | WO2008143964A1 Temperature swing adsorption of co2 from flue gas utilizing heat from compression |
| 11/27/2008 | WO2008143831A2 Sorbent bodies comprising activated carbon, processes for making them, and their use |
| 11/27/2008 | WO2008143826A1 Removal of co2, n2, and h2s from gas mixtures containing same |
| 11/27/2008 | WO2008143825A1 Removal of co2, n2, or h2s from gas mixtures by swing adsorption with low mesoporosity adsorbent contactors |