| 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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| 06/08/1988 | EP0270050A2 Structured tower packing |
| 06/08/1988 | EP0270040A2 Process for removing carbon dioxide from a gas |
| 06/08/1988 | EP0269864A1 Filtration device with wetted filtering elements |
| 06/08/1988 | EP0269623A1 Process for separating solid and gaseous noxious materials from hot gases. |
| 06/08/1988 | CN87210469U Sprinkling water return type equipment for eliminating smoke and dust |
| 06/08/1988 | CN87204808U Device for treating waste oil and purifying waste gas |
| 06/08/1988 | CN87106413A Method of controlling deactivation of denitrating catalyst |
| 06/08/1988 | CN86108162A Method for scrubbing sulfur oxides and nitrogen oxides in fuel gas dust |
| 06/07/1988 | US4749671 Inorganic refractory powder support; inorganic fibers |
| 06/07/1988 | US4749555 Solvent stream of water, bridgehead bicyclo tertiary amine or bicyclo amidine and tertiary amine |
| 06/07/1988 | US4749483 Membrane separation arrangement and method of producing a plate module thereof |
| 06/07/1988 | US4749388 Device for drying moist air |
| 06/07/1988 | US4748807 For purifying the exhaust gases |
| 06/02/1988 | WO1988004013A1 Process for purification of flue gas |
| 06/01/1988 | EP0269572A2 Method and apparatus for processing a hydrocarbon-air mixture |
| 06/01/1988 | EP0269060A2 Process for treating by-product of radiation treatment of ammonia-added effluent gas |
| 06/01/1988 | EP0268655A1 Method and apparatus for the cleaning of flue gas and the recovery of heat from same. |
| 06/01/1988 | EP0132275B1 Method for preventing compaction in sorbent beds |
| 06/01/1988 | DE3639612A1 Process for treating dry residues from the desulphurisation of gases with a calcium-containing absorbent |
| 06/01/1988 | CN86107895A Process and apparatus for removing oxides of nitrogen and sulfur from combustion gases |
| 05/31/1988 | US4748143 Perovskite-type oxidation catalysts and method for preparing the catalysts |
| 05/31/1988 | US4748082 Silicates and fibers, heat exchangers |
| 05/31/1988 | US4748013 Adsorbent for recovery of bromine and bromine-recovering process using same |
| 05/31/1988 | US4748012 Process for the reduction of nitrogen oxides |
| 05/31/1988 | US4748011 Method and apparatus for sweetening natural gas |
| 05/31/1988 | CA1237373A1 Molecular sieve type gas separation systems |
| 05/26/1988 | DE3737500A1 Wet-treatment process for heat recovery and pollutant removal from flue gases and exhaust gases |
| 05/26/1988 | DE3639289A1 Air purification method |
| 05/26/1988 | DE3638391A1 Apparatus for removing noxious gases and dusts from an exhaust gas stream |
| 05/25/1988 | EP0268493A2 Regenerable dehumidifier |
| 05/25/1988 | EP0268353A1 Controlling emission of pollutants from coal-fired boiler systems |
| 05/25/1988 | EP0268265A2 Denitration catalyst for reducing nitrogen oxides in exhaust gas |
| 05/25/1988 | EP0268118A2 Process for removal of SOx and NOx from flue gas |
| 05/25/1988 | EP0268094A2 Process and device for purifying flue gases |
| 05/25/1988 | EP0268059A1 Method and arrangement for pneumatically conveying particulate solids to the combustion chamber of a boiler |
| 05/25/1988 | EP0267961A1 Mass exchange apparatus |
| 05/25/1988 | CN87210835U Purifying ball |
| 05/25/1988 | CN87203304U Moveable dust and smoke filter for poisonous gas |
| 05/24/1988 | US4746570 Heat-resistant, highly expansible sheet material for supporting catalyst carrier and process for the preparation thereof |
| 05/24/1988 | US4746537 Oxidation of aluminum vapor |
| 05/24/1988 | US4746502 Alkali metal nitrate and nitrite oxygen acceptor |
| 05/24/1988 | US4746483 Iron oxide, chromium oxide ore catalysts, screening |
| 05/24/1988 | US4746435 Biochemical process for purifying contaminated water |
| 05/24/1988 | US4746430 Fluid separation module |
| 05/24/1988 | US4746338 Gas filter |
| 05/24/1988 | US4746334 Poly(disubstituted acetylene)/polyorganosiloxane graftcopolymer and membrane for gas separation |
| 05/24/1988 | US4746333 Method for producing an integral asymmetric gas separating membrane and the resultant membrane |
| 05/24/1988 | US4746332 Process for producing high purity nitrogen |
| 05/24/1988 | CA1237065A1 Low temperature separation of fluids by formation of phases having different densities |
| 05/24/1988 | CA1237064A1 Process and apparatus for scrubbing gaseous components out of gaseous mixtures |
| 05/24/1988 | CA1237063A1 Pipeline gas pressure reduction with refrigeration generation |
| 05/24/1988 | CA1236963A1 Removal of sulfur compounds from gases |
| 05/24/1988 | CA1236962A1 Settling of sulfur in sulfide removal process |
| 05/19/1988 | WO1988003434A1 Reactor with moving layer for the removal of undesirable gaseous components from gases |
| 05/19/1988 | WO1988001198A3 Process and device for optimising energy output in heating installations, reducing the pollutants generated and cleaning flue gases |
| 05/19/1988 | DE3736912A1 Denitration treatment method |
| 05/19/1988 | DE3637973A1 Process and apparatus for the purification of and heat recovery from exhaust gases |
| 05/19/1988 | DE3637892A1 Process and apparatus for purifying flue gases |
| 05/19/1988 | DE3637861A1 Apparatus for the catalytic denitration of flue gases |
| 05/19/1988 | DE3637803A1 Process for recovering solvents from a process gas stream and plant for carrying out this process |
| 05/19/1988 | DE3636554A1 Process and apparatus for denitrating nitrogen oxide-laden flue gases of a sulphur-containing fuel-fired steam generator |
| 05/18/1988 | EP0267819A1 Integrated process for the treament of a humid methane-containing gas, with the aim to eliminate the water |
| 05/18/1988 | EP0267711A2 Method of catalytically oxidizing alcohol vapor |
| 05/18/1988 | EP0267697A2 Air cleaner |
| 05/18/1988 | EP0267511A2 Apparatus for the loading and unloading of a flue-gas denitrification reactor with transportable modules |
| 05/18/1988 | EP0142518B1 Microporous metal-plated polytetrafluoroethylene articles and method of manufacture |
| 05/18/1988 | CN87107725A Industrial smoke purifying method and equipment |
| 05/18/1988 | CN87107491A Removal of mercury from gases |
| 05/17/1988 | US4744967 Process for the purification of exhaust gases containing oxides of nitrogen and sulfur |
| 05/17/1988 | US4744962 Power recovery by reduction |
| 05/17/1988 | US4744932 Extruding spinning solution into aqueous bath through annulus while aspirating liquid through tube |
| 05/17/1988 | US4744928 Layers of criss-crossed, inclined deflecting elements |
| 05/17/1988 | US4744805 Selective adsorption process using an oxidized ion-exchanged dehydrated chabizite adsorbent |
| 05/17/1988 | US4744804 Dust pre-removal method in a dry moving bed type adsorption tower |
| 05/17/1988 | US4744803 Complementary pressure swing adsorption |
| 05/17/1988 | CA1236766A1 Recovery of carbon dioxide from gas mixtures |
| 05/17/1988 | CA1236683A1 Process for removal of hcn from gaseous streams |
| 05/17/1988 | CA1236682A1 Process for the removal of hydrogen cyanide |
| 05/17/1988 | CA1236681A1 Sulfur oxides scrubbing process |
| 05/17/1988 | CA1236663A1 Amorphous aryl substituted polyarylene oxide membranes |
| 05/11/1988 | EP0266985A2 Automatic control for gas fractionation apparatus |
| 05/11/1988 | EP0266884A2 Process and apparatus for pressure swing adsorption employing gaseous diffusion barriers |
| 05/11/1988 | EP0266875A1 Method of catalytic combustion using heat-resistant catalyst |
| 05/11/1988 | EP0266838A2 A switch-over valve, preferably for an air drier |
| 05/11/1988 | EP0266807A2 Method of catalytically reducing nitrogen oxide |
| 05/11/1988 | EP0266745A2 Process for separating components of a gas stream |
| 05/11/1988 | EP0266698A2 Gas separating membrane |
| 05/11/1988 | EP0266684A2 Method and dryer comprising an apparatus for the regeneration of a drying cartridge impregnated with moisture |
| 05/11/1988 | EP0266571A1 Process for converting by-products of wet flue gas desulfurisation plants |
| 05/11/1988 | EP0266540A1 Catalyst material for decreasing nitrogen oxide in fumes |
| 05/11/1988 | EP0266493A1 Removal of mercury from natural gas |
| 05/11/1988 | EP0266417A1 REDUCTION OF NO x? IN FLUE GAS. |
| 05/11/1988 | DE3643143A1 Process for removing pollutants from exhaust gases |
| 05/10/1988 | US4743436 Injecting methanol into effluent stream, reacts with sulfur trioxide |
| 05/10/1988 | US4743435 Method for cleaning exhaust gases |
| 05/10/1988 | US4743367 Contact apparatus |
| 05/10/1988 | US4743276 Method of separating carbon monoxide and carbon monoxide adsorbent used in this method |
| 05/10/1988 | US4743167 Devices for the sorption, storage and release of hydrogen isotopes |
| 05/10/1988 | CA1236488A1 Process for the destruction of toxic organic products |
| 05/10/1988 | CA1236266A1 Process of removing polluants from exhaust gases |