| Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125) |
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| 07/31/1997 | DE19602463A1 Wire wool detection device |
| 07/31/1997 | DE19601978A1 Filter element comprising folded material for suspended material in gases |
| 07/31/1997 | CA2214504A1 Precipitator for diesel or petrol engine exhaust combustion, and related method |
| 07/30/1997 | EP0786104A1 Filter for a photothermographic developer |
| 07/29/1997 | US5651811 For vacuum cleaner |
| 07/29/1997 | US5651810 Apparatus and method for filtering and sampling airborne respiratory contaminants |
| 07/29/1997 | US5651803 Modular air-handling system with sealing devices |
| 07/29/1997 | US5651802 Fluid filter for separating entrained particulate matter from a moving fluid stream |
| 07/29/1997 | US5651250 Diesel particulate filter apparatus |
| 07/29/1997 | US5651248 Diesel particulate filter apparatus |
| 07/23/1997 | EP0785109A1 Airbag expansion gas generator |
| 07/23/1997 | EP0785013A1 Air filter, process for preparing air filter, local facilities, clean rooms, treatments, and process for preparing filter medium |
| 07/22/1997 | US5649986 Filter for filtering the intake air of an internal combustion engine |
| 07/16/1997 | EP0783915A1 Filter having integral frame |
| 07/16/1997 | EP0783914A1 Filter element for air cleaner |
| 07/16/1997 | EP0719175B1 Air cleaner construction |
| 07/15/1997 | US5647950 Filter assembly with a spin welded end cap |
| 07/15/1997 | US5647893 Method for filtering lubricant from a lubricant/compressed gas mixture flowed through a pressure relief valve in a compressor |
| 07/15/1997 | US5647890 Filter apparatus with induced voltage electrode and method |
| 07/15/1997 | US5647889 Vacuum system, filters and trash waste automatically removed from filters and controllers |
| 07/15/1997 | US5647880 Pressure relief valve with filter |
| 07/10/1997 | WO1997024516A1 Device for removing particulate materials from exhaust gas of diesel vehicles |
| 07/10/1997 | WO1997024170A1 Filter apparatus |
| 07/10/1997 | WO1997024169A2 Separation arrangement |
| 07/09/1997 | EP0689622B1 Composite fiber of commingled fiberglass and polytetrafluoroethylene and method of producing same |
| 07/09/1997 | CN2257495Y 气体过滤器 Gas Filter |
| 07/08/1997 | US5645720 Mounting head with by-pass valve for use with cartridge filters |
| 07/08/1997 | US5645478 Material elevator filter apparatus |
| 07/08/1997 | US5645296 Air bag inflation gas generator |
| 07/03/1997 | WO1997023748A1 Flush lighting system for cleanroom |
| 07/03/1997 | WO1997023360A1 Air filter device and an automobile having the same |
| 07/03/1997 | WO1997023267A1 Laminate filter media |
| 07/03/1997 | WO1997023265A1 High efficiency dust sock |
| 07/03/1997 | DE19654188A1 Air filter element for IC engines |
| 07/03/1997 | CA2239063A1 Laminate filter media |
| 07/03/1997 | CA2239033A1 High efficiency dust sock |
| 07/02/1997 | EP0781601A2 Removal of oil from compressed gas with macroporous polymeric adsorbent |
| 07/02/1997 | EP0781587A1 Apparatus for dedusting a gas |
| 07/02/1997 | EP0781586A2 Ring filter insert |
| 07/02/1997 | EP0781585A1 Apparatus for dedusting a gas and process for cleaning at least one filter of the apparatus |
| 07/02/1997 | EP0692995B1 A method for closing a passage in a filter body sample |
| 07/01/1997 | US5643539 Regenerative incineration system |
| 07/01/1997 | US5643345 Automotive air bag filter with support member |
| 07/01/1997 | US5642781 Multi-passage sand control screen |
| 06/30/1997 | CA2192514A1 Removal of oil from compressed gas with macroporous polymeric adsorbent |
| 06/26/1997 | WO1997022796A1 Air cleaner for automobile |
| 06/26/1997 | WO1997022795A1 Air filter element |
| 06/26/1997 | WO1997022403A1 Method for cleaning process gases |
| 06/26/1997 | DE19548197A1 Pleated filter insert production |
| 06/26/1997 | DE19547575A1 Luftfilterelement Air filter element |
| 06/25/1997 | EP0780148A1 Filtration device or membrane device with increasing thickness walls |
| 06/25/1997 | EP0779832A1 Air cleaner having removable end cap |
| 06/25/1997 | EP0689639B1 A flue gas filter comprising a heating element positioned in the axial interstice between two filter segments |
| 06/25/1997 | CN2256762Y Dust filtering fan |
| 06/25/1997 | CN1152547A Method for preparing high-pureness carbon dioxide |
| 06/24/1997 | US5641343 Room air cleaner |
| 06/24/1997 | US5641340 Method for filtering air in laminar flow |
| 06/24/1997 | US5641339 Tangential separator and method |
| 06/24/1997 | US5641332 Cross-flow filtration device having matrix of porous walls defining plurality of constant hydraulic diameter cells exhibiting increasing aggregate wall thickness as cells advance from central longitudinal axis to peripheral surface |
| 06/24/1997 | US5641331 Filter suspension system for a modular air handling system |
| 06/24/1997 | US5640937 Air induction assembly |
| 06/19/1997 | DE19546672A1 Band filter for car airflow conditioning |
| 06/18/1997 | CN1035155C Module for filtering, separating, purifying gases or liquids, or catalytic conversion |
| 06/17/1997 | US5639700 Thermal insulation containing corrugated nonwoven web of polymeric microfiber |
| 06/17/1997 | US5639370 Compound layer resin bonded filter cartridge |
| 06/17/1997 | US5639287 Filter system for filtering fluids |
| 06/12/1997 | WO1997020615A1 An arrangement relating to bag-like filters |
| 06/12/1997 | DE19545046A1 Folded filter pack flexible in only one direction of flexible filter medium |
| 06/11/1997 | EP0778074A2 Inorganic tubular filter element comprising channels with a non-circular cross-section and having optimised profiles |
| 06/11/1997 | EP0778073A1 Inorganic tubular filter element having a high filtration surface and mechanical strength |
| 06/11/1997 | EP0778066A1 Filter condition sensor and indicator |
| 06/11/1997 | EP0778065A1 Solvent adsorbing apparatus and recuperation using condensation |
| 06/11/1997 | EP0777516A1 Method for the physical/chemical separation of the components of a fluid |
| 06/11/1997 | CN2255873Y High precisive quick-action oxygen filter |
| 06/10/1997 | US5637271 Method of producing non-woven fabrics for use in filters |
| 06/10/1997 | US5637216 Filter matting for a reversible-flow filter |
| 06/10/1997 | US5637125 Air filter assembly for pneumatic tool |
| 06/10/1997 | US5637124 Modular air cleaning system |
| 06/10/1997 | US5636422 Baghouse filter installation manifold |
| 06/10/1997 | CA2122970C Modular dust collector |
| 06/05/1997 | DE19545064A1 Filter cartridge for use as gas filter |
| 06/05/1997 | DE19544790A1 Disposable vacuum cleaner dust bag |
| 06/04/1997 | EP0776283A1 Air bag inflator and method of manufacture thereof |
| 06/04/1997 | CN2255305Y Combined multi-function return-air filter |
| 06/03/1997 | US5635665 Linear gas generant and filter structure for gas generator |
| 06/03/1997 | US5634953 Extruder venting system with vacuum shuttle valve |
| 05/29/1997 | WO1997018884A1 Surface filtration and surface filter |
| 05/29/1997 | WO1997018883A1 Filter sleeve |
| 05/29/1997 | CA2237991A1 Surface filtration and surface filter |
| 05/28/1997 | EP0775012A1 Filter unit and process for manufacturing a filter unit |
| 05/28/1997 | DE19611150A1 Particle filter for internal combustion engine |
| 05/27/1997 | US5632793 Filter hose assembly employing a conical filter element |
| 05/27/1997 | US5632792 Air induction filter hose assembly |
| 05/27/1997 | US5632791 Unitary filter cartridge |
| 05/27/1997 | US5632243 In an internal combustion engine |
| 05/22/1997 | WO1997018027A1 Visible restricted filter indicator |
| 05/22/1997 | WO1997018026A1 A method of operating a filter cleaning system, a valve and an air/gas cleaning assembly |
| 05/22/1997 | DE19542886A1 Exhaust cleaning system for diesel engine with soot collection and combustion |
| 05/22/1997 | DE19542859A1 Oberflächenfiltration- und -filter Oberflächenfiltration- and filters |
| 05/22/1997 | CA2209716A1 Visible restricted filter indicator |