| Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125) |
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| 06/22/2001 | CA2329451A1 Air induction filter assembly |
| 06/21/2001 | WO2001044631A1 Noise attenuating and dust-removing device for exhaust gas of oil burning device |
| 06/21/2001 | WO2001043853A1 Method for capturing fine particles by percolation in a bed of granules |
| 06/21/2001 | WO2001043852A1 Device for filtering the intake air of internal combustion engines |
| 06/21/2001 | WO2001043851A2 Filter for gaseous media, with a flat filter element |
| 06/21/2001 | WO2001043845A1 Method and device for capturing fine particles by trapping in a solid mixture of carbon dioxide snow type |
| 06/21/2001 | US20010003893 Air cleaners for engines having straight through flow, sealing system |
| 06/21/2001 | US20010003892 Exhaust gas filtration device, auxiliary filtration device and trap device |
| 06/21/2001 | DE19960138A1 Mechanical filter comprises pre-filter consisting of layers of filterable porous material arranged on feed side of main filter |
| 06/21/2001 | DE19958801A1 Filter arrangement for filtering contaminated air has suction device interacting with drum filter from contaminated side |
| 06/21/2001 | DE19949934A1 Filter device for vehicle heating and ventilation has filter segments in adjoining open-ended filter shafts whose end openings are opened and closed selectively by air flaps with one air channel |
| 06/20/2001 | CN1299700A Gas-flow puritying system and method thereof |
| 06/20/2001 | CN1299698A Track duster |
| 06/20/2001 | CN1067291C 过滤器 Filter |
| 06/19/2001 | US6248280 Method of manufacturing a respirator cartridge seal |
| 06/19/2001 | US6248237 Filter assembly including an integral filter cartridge and storage pouch |
| 06/19/2001 | US6248153 Membrane is a diffusional gas transfer medium having a multiplicity of tortuous pathways extending from the first surface of the membrane to the second surface of the membrane. |
| 06/19/2001 | US6248147 Air filter for a ceiling fan |
| 06/19/2001 | US6248146 Induction assembly for high efficiency air filter |
| 06/19/2001 | US6248145 Cleaner for rotating air-intake filter |
| 06/19/2001 | US6247221 Method for sealing and/or joining an end of a ceramic filter |
| 06/19/2001 | CA2186136C Filtering apparatus |
| 06/14/2001 | WO2001042630A2 Apparatus for treating a gas system |
| 06/14/2001 | WO2001041904A1 Process for treating exhaust gas including sox |
| 06/14/2001 | WO2001041901A1 Adsorbent assembly comprising polypropylene filtering layer for removing gaseous contaminants |
| 06/13/2001 | EP1106232A1 Air filter with sealing collar in two parts |
| 06/13/2001 | EP1106231A1 Air filter, process for producing such a filter and device for carrying out the above |
| 06/13/2001 | EP1106230A1 Manufacturing process for a filter cassette having folded filter media and a zig zag profiled tool |
| 06/13/2001 | EP1105202A2 Annular gap injector |
| 06/13/2001 | EP1015095B1 Filter element with plastic filter casing |
| 06/13/2001 | EP0961650B1 Filtration apparatus |
| 06/13/2001 | EP0923322A4 Clean room air filter system with self-supporting filter units |
| 06/13/2001 | DE19959931A1 Operating filter used to remove solid and gaseous contaminants comprises determining their composition and adding sorbent to filter, where it forms filter cake, sorbent and impurities being removed and new sorbent added |
| 06/13/2001 | CN2434052Y Positional pulsation rotary back-blowing bag type duster |
| 06/13/2001 | CN1299339A Dimensionally stable, cross-flow permeable fluid treatment element, especially a hot liquid filter element |
| 06/13/2001 | CN1298989A Method for prepn. of filter element |
| 06/12/2001 | US6245160 Mobile self-powered, vacuum system to clear gas lines of dust, rust scale, oils and water |
| 06/12/2001 | US6245130 Filter system |
| 06/12/2001 | US6245120 Self-contained portable/mountable air cleaner |
| 06/07/2001 | WO2001039889A1 A method and a plant for the manufacture of air-cleaning filters as well as a filter manufactured in accordance with the method |
| 06/07/2001 | US20010003082 Preferred filter media, comprising multiple layers of fine fiber media separated by coarse fiber support |
| 06/07/2001 | DE19957564A1 Air filter element for installation in filter housing has less cross-sectional width than its axial length and is divided in a dividing plane vertical to its longitudinal axis, forming part pieces |
| 06/07/2001 | DE19956859A1 Rückspülfiltervorrichtung Reversible flow |
| 06/06/2001 | CN1066632C Method of forming a fibrous filter element |
| 06/05/2001 | US6241794 Minivent air filter |
| 05/31/2001 | WO2001037969A1 Conductive filter cartridge |
| 05/31/2001 | WO2001037968A1 Engine with upstream and rotationally attached guard |
| 05/31/2001 | WO2001037965A1 Backflush filter device |
| 05/31/2001 | DE4324065C2 Filter, insbesondere Feinstaub-Entlüftungsfilter Filter, especially particulate breather filter |
| 05/31/2001 | DE19963774A1 Filtering device for purifying IC engine exhaust gases comprises filter medium made of fibrous material between inner pipe and outer pipe, and flow channel for exhaust gas |
| 05/31/2001 | DE19956343A1 Automated surface finishing device for light metal alloy automobile body parts has enclosed cabin with collection and extraction of light metal alloy dust and optical scanning of obtained surface finish |
| 05/31/2001 | CA2391016A1 Conductive filter cartridge |
| 05/30/2001 | EP1102620A1 Moving sorbent filter device |
| 05/30/2001 | EP1102618A1 Extruded thermoplastic foams useful in filtration applications |
| 05/30/2001 | EP1019171A4 Portable clean air supply assembly for designated volume air cleaning |
| 05/30/2001 | CN2432454Y Metal fibre felt type dust remover |
| 05/30/2001 | CN1297368A Conically shaped air-oil separator |
| 05/29/2001 | US6239694 Warning device for filter-changing time |
| 05/29/2001 | US6239208 Flame retardant hot melt compositions |
| 05/29/2001 | US6238561 Corrugated axial filter with simple fold pattern and method of making it |
| 05/29/2001 | US6238467 Rigid multi-functional filter assembly |
| 05/29/2001 | US6238464 Method and apparatus for separating droplets for particles from a gas stream |
| 05/29/2001 | US6237480 Apparatus for the dustfree discharge of fine dust from a dust collector |
| 05/23/2001 | EP1102015A1 Seal connecting device for ventilation filter |
| 05/23/2001 | EP1101928A1 Filter with disposable filter element fixed by click lock |
| 05/23/2001 | EP1101910A2 Honeycomb structure |
| 05/23/2001 | EP1101907A1 Exhaust gas emission-control system |
| 05/23/2001 | EP1101523A2 Gas flow purification system and method |
| 05/23/2001 | EP1101069A1 Filtration system for hvac applications |
| 05/23/2001 | EP1100609A1 Filter cartridge assembly |
| 05/23/2001 | EP1100608A1 Air filter assembly for filtering air with particulate matter |
| 05/23/2001 | EP1100592A1 Face mask that has a filtered exhalation valve |
| 05/23/2001 | EP0925104B1 Filtration unit with pleated filtering elements |
| 05/23/2001 | EP0910454B1 Particle filter in the form of a pleated nonwoven layer |
| 05/23/2001 | CN2431258Y Combined negative pressure suction conveyer for suction conveying powder |
| 05/22/2001 | US6235195 Filter element incorporating a handle member |
| 05/22/2001 | US6235089 Filter insert |
| 05/22/2001 | US6235073 Fastener retention system |
| 05/22/2001 | US6235072 Glove box filter system |
| 05/22/2001 | US6234521 Airbag inflator and an airbag apparatus |
| 05/22/2001 | US6233790 Outer strap for air filter cartridge |
| 05/17/2001 | WO2001034905A1 Method and device for pulp web production |
| 05/17/2001 | WO2001034725A1 Flash-pyrolysis in a cyclone |
| 05/17/2001 | WO2001034281A1 Filter system for separating soot particles from a stream of exhaust gas |
| 05/17/2001 | WO2001034278A1 Filter arrangement and methods |
| 05/17/2001 | WO2001034277A1 Apparatus and method for improved pulse-jet cleaning of industrial filters |
| 05/17/2001 | WO2001034270A2 Filter and filter element |
| 05/17/2001 | WO2001034014A1 Fume extraction apparatus and assembly |
| 05/17/2001 | US20010001173 Method for purifying gas loaded with dust |
| 05/17/2001 | DE4427753C2 Ölabscheider Oil separator |
| 05/17/2001 | DE19954174A1 Engine air intake filter system matches engine cover contour oval and has secondary preliminary cyclone filter on air entry side using main system filter as zee-folded paper. |
| 05/17/2001 | CA2390663A1 Filter arrangement and methods |
| 05/17/2001 | CA2388023A1 Filter and filter element |
| 05/16/2001 | EP1099462A1 Fastener retention system |
| 05/16/2001 | EP1099053A1 Method and device for controlling an internal combustion engine |
| 05/16/2001 | EP1098711A1 Air purification filter and a method for manufacturing such filters |
| 05/16/2001 | EP1027129A4 Air filtering device |
| 05/15/2001 | US6231630 Air filter |
| 05/15/2001 | US6230777 Filter forming and joining apparatus |
| 05/10/2001 | WO2001033051A1 Method for the post-treatment of exhaust gases by subsequent injection of fuel in a diesel-type internal combustion engine provided with a pre-catalyst and a particle filter |