| 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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| 08/12/2004 | WO2004067153A1 Process for the removal of so2 in a gas stream |
| 08/12/2004 | WO2004067152A1 Process for decomposing fluorine compounds |
| 08/12/2004 | WO2004067151A1 A device for absorbing carbon dioxide, and a method for absorbing carbon dioxide |
| 08/12/2004 | WO2004067133A2 Cyclic membrane separation process |
| 08/12/2004 | WO2004066944A2 Products for treating and preventing chronic diseases: eliminating the autoimmune triggers that underly chronic disease |
| 08/12/2004 | WO2004052510A3 Method for recovering blast-furnace gas and use thereof for making cast iron |
| 08/12/2004 | WO2004052506A3 Method and apparatus for the abatement of toxic gas components from a semiconductor manufacturing process effluent stream |
| 08/12/2004 | WO2004016982A3 Onboard hydrogen storage unit with heat transfer system for use in a hydrogen powered vehicle |
| 08/12/2004 | US20040157733 Efficiency, durability |
| 08/12/2004 | US20040156771 Method of reducing carbon monoxide concentration |
| 08/12/2004 | US20040156769 Method and a device for the separation of sulphur dioxide from a gas |
| 08/12/2004 | US20040156767 Gas containing volatile organic compounds and high humidity is continuously introduced into reactor to contact metal oxide catalyst and oxidant; efficiency |
| 08/12/2004 | US20040156766 Process for use of molecular sieve adosorbent blends |
| 08/12/2004 | US20040156761 Honeycomb assembly having a honeycomb body with an expansion-compensating mounting, especially for an exhaust-gas catalytic converter |
| 08/12/2004 | US20040154980 Coating a solution of a polymer, a silver salt and a phthalate onto a support and drying in a condition free from light and oxygen. |
| 08/12/2004 | US20040154745 Method of processing PFC and apparatus for processing PFC |
| 08/12/2004 | US20040154470 Filters employing porous strongly acidic polymers |
| 08/12/2004 | US20040154469 Method for removal of acid gases from a glass flow |
| 08/12/2004 | US20040154328 Vapor-compression evaporative air conditioning systems and components |
| 08/12/2004 | US20040154288 Exhaust gas purifier for use in internal combustion engine |
| 08/12/2004 | US20040154285 Exhaust gas purifying system for internal combustion engine |
| 08/12/2004 | US20040154272 Apparatus and method for the removal of moisture and mists from gas flows |
| 08/12/2004 | US20040154215 Stripping ethanol from ethanol-blended fuels for use in NOx SCR |
| 08/12/2004 | US20040154187 Remote purge drying unit for compressed gas |
| 08/12/2004 | DE20300663U1 Assembly to remove carbon dioxide and hydrogen sulfide from methane biogas by compression and release into an absorption column |
| 08/12/2004 | DE202004007793U1 Closure for the side inflow into a drain shaft, to prevent the escape of odors, has a filter material held by a carrier between the perforated wall of the base body and the inserted trap body |
| 08/12/2004 | DE202004007433U1 Automotive catalyst comprises sintered metal filter substrate covered by intermediate layer of aluminum oxide and silicone dioxide nano-particles |
| 08/12/2004 | DE10356624A1 Gas centrifuge process to separate mixture of two gases comprises compression in a twin-walled rotor and discharge to mass-flow proportioned passages |
| 08/12/2004 | DE10302244A1 Verfahren zum Betreiben eines Stickoxid-Speicherkatalysators einer Brennkraftmaschine eines Fahrzeuges, insbesondere eines Kraftfahrzeuges Method for operating a nitrogen oxide storage catalyst of an internal combustion engine of a vehicle, in particular of a motor vehicle |
| 08/12/2004 | DE10297092T5 Verfahren und Vorrichtung zum Entschwefeln von Benzin oder Diesel-Brennstoff zur Verwendung in einer Brennstoffzellen-Stromerzeugungsanlage Method and apparatus for desulphurisation of gasoline or diesel fuel for use in a fuel cell power plant |
| 08/12/2004 | DE102004003841A1 Chemical filter medium employed in clean room for removing chemical contaminants e.g. ozone and nitrogen oxide comprises two ozone absorption layers and a nitrogen oxide absorption layer containing filtering base neutral material |
| 08/11/2004 | EP1445441A1 Exhaust gas purifying system for internal combustion engine |
| 08/11/2004 | EP1445439A1 Method for regenerating the oxidation catalyzer of the exhaust gases of an internal combustion engine |
| 08/11/2004 | EP1445438A1 Exhaust gas purifying system |
| 08/11/2004 | EP1445238A1 Method for recycling calcium sulfate |
| 08/11/2004 | EP1445235A2 Process for treatment of synthesis gas |
| 08/11/2004 | EP1445017A1 Precious metal based catalyst and its use for treating exhaust gas |
| 08/11/2004 | EP1444430A1 Exhaust gas purifying device and method for internal combustion engine |
| 08/11/2004 | EP1444168A1 Apparatus for disinfecting water using ultraviolet radiation |
| 08/11/2004 | EP1444164A1 Fuel reforming system and control method therefor |
| 08/11/2004 | EP1444036A1 Process for preparing zirconium-cerium-based mixed oxides |
| 08/11/2004 | EP1444030A1 Method and device for reducing nitrogen oxides present in exhaust gases |
| 08/11/2004 | EP1444029A1 Catalytic combustor for a gas turbine |
| 08/11/2004 | EP1372824B1 Process for dehydrating gas |
| 08/11/2004 | EP1356194B1 Device for metering a urea solution devoid of enzymes, comprising a sensor unit for controlling physical condition variables of said urea solution |
| 08/11/2004 | EP1301262A4 Air management system and method for chemical containment and contamination reduction in a semiconductor manufacturing facility |
| 08/11/2004 | EP1278947A4 Oxygen separation method integrated with gas turbine |
| 08/11/2004 | EP1133622B1 Method for reducing harmful exhaust elements in an exhaust emission control system in an internal combustion engine |
| 08/11/2004 | EP1114254B1 Control system and method for air compressor |
| 08/11/2004 | CN2631620Y Fluorescent tube for decompositing waste gas |
| 08/11/2004 | CN2631619Y Vortex fluid-bed waste-gas purifier |
| 08/11/2004 | CN2631618Y Separated oxygen plants |
| 08/11/2004 | CN2631617Y Air purifying recovering apparatus |
| 08/11/2004 | CN2631616Y Composite two-in-one smoke purifier |
| 08/11/2004 | CN1520503A Method and device for cleaning air |
| 08/11/2004 | CN1520385A Process and appts. for making mineral fibers |
| 08/11/2004 | CN1520377A Syngas prodn. utilizing oxygen transport membrane |
| 08/11/2004 | CN1520333A Process for prepn. and recovery of carbon dioxide from, waste gas or fumes produced by combustible oxidation |
| 08/11/2004 | CN1519049A Combustion method of waste gas contg. oxygen and combustible compsn. |
| 08/11/2004 | CN1519048A Oxidation purification of waste gas contg. oxygen and combustible compsn. |
| 08/11/2004 | CN1161271C Process for the nondestructive heating and supply of hot ammonia of ammonia containing |
| 08/11/2004 | CN1161183C Ternary catalyst for automobile tail gas and its preparation method |
| 08/11/2004 | CN1161177C Exhaust gas purifying catalyst and method of producing same |
| 08/11/2004 | CN1161176C Purificating agent for flue gas and incinerated ash and purificating method using same |
| 08/11/2004 | CN1161175C Vacuum pressure-variable process for removing ethane or hydrocarbons over ethane from gas-state hydrocarbon |
| 08/10/2004 | US6774080 Gas treatment device comprising SMSI material and methods for making and using the same |
| 08/10/2004 | US6773690 Hydrothermal aging in presence of water and oxide of boron zirconium, titanium and/or lanthanum |
| 08/10/2004 | US6773687 Exhaust apparatus for process apparatus and method of removing impurity gas |
| 08/10/2004 | US6773683 Photocatalytic reactor system for treating flue effluents |
| 08/10/2004 | US6773681 Including snorkel tube; quality; reduced cost; easy rotational alignment |
| 08/10/2004 | US6773680 Combustion exhaust gas treatment system |
| 08/10/2004 | US6773660 For use in heat treating furnace; catalytic converters |
| 08/10/2004 | US6773657 Method for making cordierite honeycomb |
| 08/10/2004 | US6773594 Waste-water purification in cattle-breeding systems |
| 08/10/2004 | US6773584 Apparatus for disinfecting water using ultraviolet radiation |
| 08/10/2004 | US6773582 Drinking water treatment system including hydrogen sulfide scrubber using triazine compound and associated methods |
| 08/10/2004 | US6773555 Injecting ammonia into flue gas containing sulfur oxides to produce ammonium sulfate, irradiating with an electron beam through a metal foil; an absorption liquid to remove residual sulfur oxides and/or ammonia; high desulfurization rate |
| 08/10/2004 | US6773491 Activated carbon filter |
| 08/10/2004 | US6773477 Portable motor vehicle cabin air purifier |
| 08/10/2004 | US6772740 Evaporative fuel treating device and method |
| 08/10/2004 | US6772584 Diesel particulate filter, electrodes, a plasma reactor for generating a predetermined amount of plasma, catalytic reactor filled with a 1b metal group catalyst |
| 08/10/2004 | US6772534 Apparatus and method for moisture control |
| 08/10/2004 | CA2328694C Psa process for removal of bulk carbon dioxide from a wet high-temperature gas |
| 08/10/2004 | CA2316185C Catalyst for purifying exhaust gas, process for producing the same, and method for purifying exhaust gas |
| 08/10/2004 | CA2163462C Bioreacter for biological treatment of contaminated water |
| 08/05/2004 | WO2004065851A1 Apparatus and method for catalytic combustion |
| 08/05/2004 | WO2004065771A2 Method for actuating an accumulator catalyst for nitrogen dioxide on an internal combustion engine for a vehicle, in particular a car |
| 08/05/2004 | WO2004065770A1 Control of a gas turbine with hot-air reactor |
| 08/05/2004 | WO2004065088A1 Method of producing honeycomb structure body |
| 08/05/2004 | WO2004064984A1 Electrolytic cell effluent treatment method and device for the production of aluminium |
| 08/05/2004 | WO2004064983A1 Treatment of effluent from a substrate processing chamber |
| 08/05/2004 | WO2004064982A1 Adsorption dryer with integrated pre-filter |
| 08/05/2004 | WO2004036005A3 Exhaust gas cleaning system of an internal combustion engine and method for cleaning exhaust gases |
| 08/05/2004 | WO2004033069A3 Improved filtering medium and use of the said filtering medium for pollution removal from lagoons |
| 08/05/2004 | US20040152863 Methods for the preparation of polyesters, poly(ester amide)s and poly(ester imide)s and uses of the materials obtained therefrom |
| 08/05/2004 | US20040152595 Honeycomb body having a contraction limiter |
| 08/05/2004 | US20040152185 Process and apparatus for the biofiltration of volatile organic compounds |
| 08/05/2004 | US20040151656 Modular molecular halogen gas generation system |
| 08/05/2004 | US20040151647 Ce/Cu/Mn-catalysts |
| 08/05/2004 | US20040151646 Desulfurization hydrocarbon fluids; using copper oxide with iron and zinc oxide |