| Patents for B01D 36 - Filter circuits or combinations of filters with other separating devices (7,816) |
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| 01/09/2002 | CN2469979Y 三合一过滤器 Triple filter |
| 01/08/2002 | US6336960 System and method for purging air bubbles from filters |
| 01/03/2002 | WO2002001061A1 Hydraulic circuit |
| 01/02/2002 | CN2468560Y Precision filtering device for water treatment |
| 01/02/2002 | CN2468558Y Miniature and automatic control water treatment equipment |
| 12/20/2001 | WO2001096731A1 Filter for diesel engine fuel |
| 12/20/2001 | WO2001095995A2 Filters |
| 12/20/2001 | WO2001095994A1 Washable, non-disposable ecological filter for lubricants and fuels |
| 12/20/2001 | WO2001095993A2 Filtration systems and fitting arrangements for filtration systems |
| 12/20/2001 | US20010052497 Blood collection systems and methods employing an air venting blood sample tube |
| 12/20/2001 | DE10029539A1 Filter mit ringförmig ausgebildetem Filtermedium Filter with ring-trained filter medium |
| 12/19/2001 | EP1163944A1 Filter with annular formed filter medium |
| 12/19/2001 | CN2465774Y Domestic water filter |
| 12/19/2001 | CN2465773Y 多功能净水装置 Multifunctional water purification devices |
| 12/19/2001 | CN2465767Y Environmentally friendly filter element structure capable of reutilizing |
| 12/13/2001 | WO2001094773A1 Apparatus for automatically draining water accumulated in a fuel filter of a vehicle, particularly for diesel engines |
| 12/13/2001 | DE10041884A1 Filter device e.g. for hydraulic oil has ventilating filter in element casing with filter element |
| 12/11/2001 | US6328889 Filter arrangement |
| 12/11/2001 | US6328883 Fuel filter assembly with priming pump |
| 12/06/2001 | WO2001092714A2 Fuel filter assembly with priming pump and heating device |
| 12/06/2001 | WO2001091876A2 Self vent drain valve |
| 12/05/2001 | CN2463027Y Agglutinating-filter pressing integrated band filter press |
| 12/04/2001 | US6325422 Filter bag and connector cartridge |
| 11/22/2001 | US20010042725 Filter assembly |
| 11/22/2001 | DE10022538A1 Device for sediment separation from rinsing liquid, especially for automatic drinks machines has a two stage filter arrangement to speed filtering and reduce maintenance |
| 11/21/2001 | EP1154838A1 Filter assembly for vacuum filtration |
| 11/20/2001 | US6319417 Self-cleaning filter system |
| 11/20/2001 | US6319413 Method of filtering liquid using a vertical filter |
| 11/15/2001 | WO2001085609A1 Particulate removal in the reformation of halogenated organic materials |
| 11/15/2001 | WO2001085304A1 Filter and corresponding filter insert with direct sealing |
| 11/15/2001 | CA2404695A1 Particulate removal in the reformation of halogenated organic materials |
| 11/14/2001 | EP1154149A2 Integrated fuel pump and fuel filter |
| 11/14/2001 | CN1074752C Tank for aerobic purification of water for cattle drinking in which |
| 11/14/2001 | CN1074683C Full-automatic purifying water pool |
| 11/06/2001 | US6312592 Clarifier for liquids laden with suspended matter |
| 11/01/2001 | WO2001080966A1 Vertical filter and method |
| 11/01/2001 | CA2406280A1 Vertical filter and method |
| 10/31/2001 | EP0626932B1 Dissolved air flotation |
| 10/31/2001 | CN2457137Y Multifunction filter for oil field waste water |
| 10/31/2001 | CN2456808Y Single body seat type water purifier |
| 10/24/2001 | CN2455336Y 空气过滤器 Air filter |
| 10/24/2001 | CN1073458C CVI/CVD technological tail gas treating process |
| 10/23/2001 | US6306309 Method for cleaning sand in a sand bed |
| 10/18/2001 | WO2001016036A3 Water treatment systems and methods |
| 10/18/2001 | US20010030148 Fuel filter with bypass valve |
| 10/17/2001 | EP1144074A1 Fuel filter system with water bleed and water trap |
| 10/17/2001 | CN1317358A Purifying pool |
| 10/11/2001 | WO2001074717A2 Water processing unit |
| 10/10/2001 | EP1140321A1 Filtering apparatus |
| 10/10/2001 | CN1072517C In-line blood filtration device |
| 10/09/2001 | US6299723 Anti-airlock apparatus for filters |
| 10/09/2001 | US6299513 Method of fabricating a semiconductor device |
| 10/04/2001 | WO2001073286A1 Filter for diesel engine fuel |
| 10/04/2001 | WO2001072396A1 Filter for diesel engine fuel |
| 10/04/2001 | US20010025816 Filtration apparatus, cartridge filter and method of attaching the same |
| 10/04/2001 | EP1137469A1 Device for separating waste water |
| 10/03/2001 | CN2451211Y Filter |
| 10/03/2001 | CN2451210Y Environment protection type oil fume filtering purifier |
| 10/03/2001 | CN1315219A Solid-liquid separator |
| 10/02/2001 | CA2230590C An in-line blood filtration device |
| 09/27/2001 | WO2001070369A1 A filter for filtering water for a pump for an aquarium or a pond |
| 09/19/2001 | CN2448433Y Kitchen fume processing apparatus |
| 09/11/2001 | US6287464 Oil filter assembly |
| 09/11/2001 | US6286545 Power steering fluid reservoir |
| 09/06/2001 | US20010019027 Solid-liquid separator |
| 09/05/2001 | EP1129754A2 Solid-liquid separator |
| 09/05/2001 | EP1128934A1 Chemical-mechanical-polishing system with continuous filtration |
| 09/01/2001 | CA2338898A1 Solid-liquid separator |
| 08/30/2001 | WO2001062362A1 Cleaning device |
| 08/30/2001 | DE10006327A1 Filtervorrichtung Filter device |
| 08/28/2001 | US6280638 Apparatus for continuous purification of liquids, dewatering and drying of the separated solids |
| 08/22/2001 | EP1124620A1 Filter device |
| 08/22/2001 | CN1069842C Filter arrangement |
| 08/16/2001 | WO2001058566A1 Filter device |
| 08/16/2001 | EP1124056A2 Fuel filter |
| 08/16/2001 | DE10006353A1 Filtereinrichtung für Kraftstoffe Filter means for fuels |
| 08/15/2001 | CN2442735Y Purifying separator for high-turbidity waste water containing oil |
| 08/15/2001 | CN1069548C Water purifying apparatus |
| 08/14/2001 | US6274055 In-line liquid filtration device useable for blood, blood products or the like |
| 08/14/2001 | US6274037 Coolant purification system |
| 08/08/2001 | EP1094877A4 Rotary filtration device with flow-through inner member |
| 08/08/2001 | CN1069219C Replaceable separating assembly with quick joint property |
| 08/07/2001 | US6270659 Fuel filtering system for an engine |
| 08/02/2001 | DE10002397A1 Settling filter assembly has a number of vertical filter elements to filter the forced water through them into a suction and/or pressure frame and settling chambers are under the filters with outlet openings for cleaning |
| 07/31/2001 | US6268469 Separation by coagulation with stirring |
| 07/25/2001 | CN2439895Y Filtering and purifying device for drinking water |
| 07/25/2001 | CN1068929C Fuel filter, in particular for diesel fuel |
| 07/18/2001 | EP0873174B1 Vacuum filter device and method of manufacturing such device |
| 07/17/2001 | US6260714 Sludge filtration apparatus having chain-type belt press with fine fibers of synthetic resin joined thereon |
| 07/11/2001 | EP1113851A1 Blood filter |
| 07/11/2001 | CN1068238C Method and apparatus for recovering water from sewer main |
| 07/10/2001 | US6258269 Self vent drain valve |
| 07/05/2001 | US20010006157 Digesting an organic substrate in a first anaerobic reactor to provide solids and liquid; concentrating by separating liquids; returning solids to anaerobic reactor; pasteurizing by direct contact with a fluid; digestion |
| 07/04/2001 | CN1067906C Reverse washing filter |
| 07/03/2001 | US6254790 Receiving cooking substance from fryer via pump, wherein cooking substance is transferred to tank; separating suspended material from cooking substance by filtration and returning cooking substance to tank; transitioning to filtration |
| 06/28/2001 | US20010004978 A filter with a super absorbent, hydrophilic, oleophobic substance bound with a medium to prevent separation and a support body to hold the filter, the filter being removable in order to be cleaned, reused, discarded and replaced |
| 06/28/2001 | US20010004974 Cleaning the sand beds of slow sand filters, infiltration basins, while the filter is in service by traversing surface of the sand with a tracked cleaning maching in predetermined pattern |
| 06/27/2001 | EP1109616A1 Apparatus for aseptic vortex flow concentration |
| 06/26/2001 | US6251292 Deaeration of filter for flowing liquid using gravity and vacuum |
| 06/21/2001 | US20010004062 For use with fuel delivery conduits, including a removable filter with a super-absorbent, hydrophilic, oleophobic substance bound with a medium to prevent separation and a support body to hold the filter |