| 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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| 10/16/2001 | US6302944 Apparatus for extracting water vapor from air |
| 10/16/2001 | US6302943 Optimum adsorbents for H2 recovery by pressure and vacuum swing absorption |
| 10/16/2001 | US6302932 Combined water coalescer odor removal filter for use in water separation systems |
| 10/16/2001 | US6302162 Installation for the treatment of at least one fluid, by passage through two adjacent masses of material |
| 10/16/2001 | US6302139 Auto-switching gas delivery system utilizing sub-atmospheric pressure gas supply vessels |
| 10/16/2001 | US6302107 Apparatus and method for forming oxygen-enriched gas and compression thereof for high-pressure mobile storage utilization |
| 10/16/2001 | US6301928 Method for improving the performance of a cryogenic heat exchanger under frosting conditions |
| 10/16/2001 | US6301915 Dehumidification apparatus |
| 10/16/2001 | US6301888 Low emission, diesel-cycle engine |
| 10/16/2001 | US6301879 Exhaust gas purification system for denoxing exhaust gases from combustion units |
| 10/16/2001 | CA2235887C Painting system including a desiccant dehumidifier for conditioning air recirculated to a spray paint booth |
| 10/16/2001 | CA2177309C Process for the desulfurization of sulfurous acid gas-containing waste gas |
| 10/16/2001 | CA2125768C Aqueous ammonia injection scheme |
| 10/11/2001 | WO2001074481A1 Reactor therefor for treating a solid material with a noxious gas or gas mixture |
| 10/11/2001 | WO2001074476A1 Multi-zoned catalytic trap and methods of making and using the same |
| 10/11/2001 | WO2001074475A1 Catalyst system for the decomposition of n2o |
| 10/11/2001 | WO2001074474A1 Method for producing flue gas treating agent |
| 10/11/2001 | WO2001074473A1 Method and apparatus for processing fluids produced from an offshore wellbore |
| 10/11/2001 | WO2001074472A1 Methods of selectively separating co2 from a multicomponent gaseous stream using co2 hydrate promoters |
| 10/11/2001 | WO2001017681B1 Catalyst for the selective oxidation of carbon monoxide and its preparation |
| 10/11/2001 | US20010029311 Promoter metal on support |
| 10/11/2001 | US20010028869 Air pollution control |
| 10/11/2001 | US20010028867 Exhaust emission control device and method of manufacturing the same |
| 10/11/2001 | US20010028120 Method and apparatus for dissolving water-soluble gas in the sea and isolating it deep in the sea and a method for its installation |
| 10/11/2001 | US20010027938 Stripping Process with horizontal baffles |
| 10/11/2001 | US20010027935 Zeolite SSZ-47 |
| 10/11/2001 | US20010027858 Liquid gas manifold for a matter and/or heat exchange column, and column using such a manifold |
| 10/11/2001 | US20010027723 Vacuum or pressure swing adsorption processes for separating oxygen from nitrogen carried out in a system with a main adsorption vessel that has two layers one of which is a spirally wound wheel monolith |
| 10/11/2001 | US20010027647 Device for purifying the exhaust gas of an internal combustion engine |
| 10/11/2001 | US20010027646 Exhaust gas purifier for internal combustion engine and method for purifying exhaust gas |
| 10/11/2001 | US20010027645 Exhaust purifying method and apparatus of an internal combustion engine |
| 10/11/2001 | US20010027644 Emission control device for cylinder fuel injection engine |
| 10/11/2001 | DE19902825A1 Reactor for decomposing ozone to oxygen, e.g. in photocopier, ultraviolet sterilizer or air conditioning or ventilation system, uses manganese(IV) oxide, lead(IV) oxide or similar catalyst |
| 10/11/2001 | DE10116329A1 Verteiler für Flüssigkeiten und Gase und Säule für Material- oder Wärmeaustauschprozesse Distributor for liquids and gases and column for material and heat exchange processes |
| 10/11/2001 | DE10114971A1 Internal combustion engine exhaust gas cleaner has particle filter and oxidizer in exhaust line with by-pass pipe operating at set particle levels |
| 10/11/2001 | DE10108438A1 Oxide ion conductor, used in solid oxide fuel cells, in gas sensor and oxygen separating membrane in electrochemical oxygen pump consists of lanthanide oxide |
| 10/11/2001 | DE10017683A1 Reducing pollutant charge in non-food products by thermal desorption comprises shortening desorption time by varying the temperature, pressure and carrier gas throughput, and realizing defined operational states |
| 10/11/2001 | DE10017302A1 Thermal constriction of material streams comprises using heat exchanger for constricting flow cross-section of material stream by depositing one or more components in solid phase at point of phase transfer |
| 10/11/2001 | DE10015886A1 Reaktor für eine Kühleinrichtung Reactor for a cooling device |
| 10/10/2001 | EP1143539A2 Desiccation of moisture-sensitive electronic devices |
| 10/10/2001 | EP1143208A1 Air conditioner |
| 10/10/2001 | EP1143197A1 Exhaust gas treating device |
| 10/10/2001 | EP1142635A1 Supported deodorizing catalysts and preparation thereof |
| 10/10/2001 | EP1142630A2 A effluent treating method, an effluent treating apparatus, and a cleaning apparatus using the same |
| 10/10/2001 | EP1142629A1 Method of reducing discharged carbon dioxide |
| 10/10/2001 | EP1142628A2 Treatment of gas streams containing hydrogen sulphide |
| 10/10/2001 | EP1142627A1 Combustion exhaust gas treatment apparatus and method |
| 10/10/2001 | EP1142626A1 Combustion exhaust gas treatment apparatus and method |
| 10/10/2001 | EP1142625A1 Combustion exhaust gas treatment apparatus and method |
| 10/10/2001 | EP1142624A1 Combustion exhaust gas treatment apparatus and method |
| 10/10/2001 | EP1142623A2 PSA Process for removal of bulk carbon dioxide from a wet high-temperature gas |
| 10/10/2001 | EP1142622A2 Method of adsorptive separation of carbon dioxide |
| 10/10/2001 | EP1142621A1 Exhaust gas treating device |
| 10/10/2001 | EP1141526A1 A catalytic converter for use in an internal combustion engine and a method of making |
| 10/10/2001 | EP1141520A1 Method for removing condensables from a natural gas stream |
| 10/10/2001 | EP1141519A1 Method for removing condensables from a natural gas stream, at a wellhead, downstream of the wellhead choke |
| 10/10/2001 | EP1140700A1 Process for the recovery of sulphur from lead-acid battery scrap |
| 10/10/2001 | EP1140694A1 Reclaiming of purge gas from hydrotreaters and hydrocrackers |
| 10/10/2001 | EP1140363A1 A nozzle for supersonic gas flow and an inertia separator |
| 10/10/2001 | EP1140331A1 Method for producing an integrally asymmetrical polyolefin membrane |
| 10/10/2001 | EP1140327A4 Liquid urea exhaust gas treatment additive |
| 10/10/2001 | EP1140327A1 Liquid urea exhaust gas treatment additive |
| 10/10/2001 | EP1140325A1 Gas dryer |
| 10/10/2001 | EP1140324A1 Gas dryer |
| 10/10/2001 | EP1140323A1 Method for separating hydrocarbons from a gas stream using a membrane separation device |
| 10/10/2001 | EP1007746B1 Method for operating a sintering plant |
| 10/10/2001 | EP0952962B1 Zeolite ssz-47 |
| 10/10/2001 | EP0950019B1 Zeolite ssz-45 |
| 10/10/2001 | EP0801632B1 Method for removing virtually all the sulphur compounds h2s, so2, cos and/or cs2 from sulphur plant waste gases, and recovering such compounds as sulphur |
| 10/10/2001 | CN2452604Y Device for smoke-elliminating, sulphur-removing and dust-removing |
| 10/10/2001 | CN2452603Y Compound type dust-removing and sulphur removing equipment |
| 10/10/2001 | CN2452599Y Apparatus for sulphur removing and dust removing |
| 10/10/2001 | CN1316917A Fluid distributing-collecting system and corresponding method |
| 10/10/2001 | CN1316915A Exhaust emission control catalyst structure and device |
| 10/10/2001 | CN1316645A Trace-grade gas analysing device and method |
| 10/10/2001 | CN1316300A Catalyst for reducing ozone (O3) and its preparing process |
| 10/10/2001 | CN1316296A Ternary rare earth oxide catalyst |
| 10/10/2001 | CN1316290A Purifying method and device for harmful gas |
| 10/10/2001 | CN1316289A Chemical absorbent for treating waste gas containing SO2 |
| 10/10/2001 | CN1072519C Method for purifying combustion exhaust gas |
| 10/10/2001 | CN1072518C Gas-liquid contacting apparatus |
| 10/10/2001 | CN1072511C 除臭装置 Deodorizing device |
| 10/09/2001 | US6299848 Process for removing sulfur dioxide out of a gas |
| 10/09/2001 | US6299847 Heating ammonia laden gas stream; converting ammonia gas in a first catalytic converter to nitrogen, water vapor and oxides of nitrogen; converting in second catalytic converter oxides of nitrogen into nitrogen and water |
| 10/09/2001 | US6299843 Catalytic converter for use in an internal combustion engine and a method of making |
| 10/09/2001 | US6299778 Catalytically active permeable composite material, method for producing said composite material, and use of the same |
| 10/09/2001 | US6299671 Regeneration of wet triethylene glycol used to remove water from fluid, where dryer triethylene glycol is recovered as bottom fraction in regeneration column, water vapor and other gases are removed as top fraction and used as stripping gas |
| 10/09/2001 | US6299670 Flowing gas into inlet at first end of purification unit, heating gas, contacting gas with purification material, flowing gas from outlet at first end of purification unit |
| 10/09/2001 | US6299669 Process for CO2/natural gas separation |
| 10/09/2001 | US6299668 Method for separating mixtures of substances using a material pervious to said substances |
| 10/09/2001 | US6298664 Process for generating power including a combustion process |
| 10/09/2001 | CA2200013C Apparatus and process for recovering basic amine compounds in a process for removing carbon dioxide |
| 10/05/2001 | CA2342136A1 Treatment of gas streams containing hydrogen sulphide |
| 10/04/2001 | WO2001073324A1 Joint assembly for joining a ceramic membrane |
| 10/04/2001 | WO2001073272A1 Exhaust cleaning device for internal combustion engines |
| 10/04/2001 | WO2001073271A1 Exhaust gas cleaning device |
| 10/04/2001 | WO2001072633A1 System for controlling and eliminating hydrogen |
| 10/04/2001 | WO2001072493A1 Method and equipment in a cable vulcanization process |
| 10/04/2001 | WO2001072402A2 Process for management of industrial wastes |
| 10/04/2001 | WO2001072401A1 Method for exhaust gas treatment by injection of ammonia |