| Patents for B01D 36 - Filter circuits or combinations of filters with other separating devices (7,816) |
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| 06/21/2001 | US20010004061 Filter element has an in-flow area for accepting incoming fuel, and an out-flow area for delivering fuel that has passed through the element; minimizes skin contact during changes, minimizes fuel spillage |
| 06/21/2001 | DE19954217A1 Water meter with pre-filter; has reverse flow device, where water flows through filter, then through water meter, and back through water filters, before being passed to drain channel |
| 06/20/2001 | EP1108884A2 Threaded filter housing to retain water separator bowl |
| 06/20/2001 | EP1108457A1 Filtering device for swimming pools |
| 06/20/2001 | EP1108455A1 Device for the separation of washing and rain water for obtaining pre-cleaned water for domestic use |
| 06/19/2001 | US6248246 Continuous-action filtering method and apparatus |
| 06/19/2001 | US6248236 Double pass fuel filter assembly |
| 06/19/2001 | US6247480 Pressure washer containment assembly and method with a passive skimmer |
| 06/13/2001 | EP0948387B1 Encapsulated lenticular filter cartridge |
| 06/13/2001 | CN1066976C Assembly for processign a fluid by filtration and centrifugation |
| 06/12/2001 | US6244929 Chemical-mechanical-polishing system with continuous filtration |
| 06/07/2001 | WO2001039859A1 Keyed latch valve for fuel filter |
| 05/31/2001 | DE19953713C1 Apparatus for filtering liquids, e.g. beer, comprises a filtering container with arrangements for deaerating and for cleaning and sterilizing the sludge chamber and filtrate chamber |
| 05/30/2001 | EP1102919A1 Hydraulic oil reservoir |
| 05/30/2001 | CN1296857A Groundwater filter for producing drinking water |
| 05/29/2001 | US6239198 Precipitated by acidification; allows separation of these polymers in solid form and drying in air at normal pressure and using temperatures between 40 and 110 degrees c. without becoming black. |
| 05/29/2001 | US6238576 Chemical liquid supply method and apparatus thereof |
| 05/29/2001 | US6237628 Self-centering water drain valve |
| 05/23/2001 | CN2431034Y Composite filter |
| 05/23/2001 | CN1296425A Filter for removing solid from liquid |
| 05/17/2001 | WO2001034275A1 Filtering apparatus |
| 05/17/2001 | WO2001034273A1 Diesel fuel filter and water separator |
| 05/10/2001 | WO2001033069A1 Unit for automatically bleeding off the water which separates in a vehicle fuel filter, in particular for diesel engines |
| 05/09/2001 | EP1096991A1 Bridge apparatus for replacing a separation module and system including the same |
| 05/09/2001 | CN1065448C Filtering device using flush washing |
| 05/08/2001 | US6228256 Apparatus for cleaning a pool bottom having a sand bed |
| 05/02/2001 | EP1094877A1 Rotary filtration device with flow-through inner member |
| 05/02/2001 | CN1293588A Biolagical fluid filteration method and apparatus |
| 04/25/2001 | EP1093392A1 Multi-stage filtering device |
| 04/25/2001 | CN2427267Y Liquid-solid separating device |
| 04/25/2001 | CN2427266Y Filter apparatus |
| 04/24/2001 | US6220228 Engine fuel systems |
| 04/18/2001 | EP1091793A1 Prefiltration unit |
| 04/18/2001 | CN2426759Y Filter for channel water of irrigation |
| 04/17/2001 | US6217755 In-tank fluid filter with valve assembly |
| 04/12/2001 | WO2001024905A1 Device for filtering contaminated liquids |
| 04/11/2001 | EP1090667A1 Drain valve for fuel filter water separator |
| 04/11/2001 | EP1089943A1 Filter cartridge assembly |
| 04/05/2001 | WO2001023505A1 Double filtration method for purifying coolant-lubricants |
| 04/05/2001 | DE19947724A1 Device for filtering contaminated liquids e.g. coolants and/or lubricants has filter insert consisting of filter drum with filtering device |
| 04/04/2001 | CN2425698Y High-wave mineralized and magnetized water purifier |
| 04/03/2001 | US6210577 Multiple cartridge housing assembly for the high purity filtration of liquids |
| 03/29/2001 | DE19946391A1 Verfahren zum Reinigen von Kühlschmierstoffen A method of cleaning cooling lubricants |
| 03/28/2001 | CN1289314A Sludge filtration apparatus having chain-type belt press with fine fibers of synthetic resin joined thereon |
| 03/22/2001 | WO2001019429A1 Bone slurry recovery |
| 03/20/2001 | US6203698 Filter assembly |
| 03/15/2001 | DE19943240A1 Fuel filter in a suspended installation has a pot of transparent plastics to catch separated water with an O-ring seal between the pot and the filter housing in an inexpensive and robust assembly |
| 03/08/2001 | WO2001016036A2 Water treatment systems and methods |
| 03/08/2001 | CA2384095A1 Water treatment systems and methods |
| 03/06/2001 | US6197188 Filtration system for concentrating radioactive debris |
| 03/01/2001 | DE19939970A1 Oil filter/air separator device for hydraulic systems esp. in hydraulic presses has porous filter element and high air collection chamber with air volume sensor to operated drainage valve |
| 02/28/2001 | EP1077754A2 Filter for removing solids from liquids |
| 02/22/2001 | WO2001012558A1 System and method for treating water circulating in open-circuit cooling systems |
| 02/22/2001 | DE19937989A1 Mobile plant treating industrial oil separator contents, minimizing volume of special waste and transport costs, separates, purifies and filters water for return, whilst removing sand, oil and sludges only |
| 02/21/2001 | CN1284398A Sewage treatment technology with filtering sand tank |
| 02/20/2001 | US6190546 Oil suction filter |
| 02/15/2001 | DE19938615A1 Anlage und Verfahren zur Behandlung von Kreislaufwasser offener Umlaufkühlsysteme System and method for the treatment of circulatory water of open recirculating cooling systems |
| 02/14/2001 | EP1075454A1 Sludge filtration apparatus having chain-type belt press with fine fibers of synthetic resin joined thereon |
| 02/13/2001 | US6187185 Filter arrangement for liquids |
| 02/07/2001 | EP1074292A1 Vacuum filter device |
| 02/01/2001 | WO2001007141A1 Filter for internal combustion engine fuels |
| 01/30/2001 | US6180006 Clarification and solid waste containment system and process |
| 01/25/2001 | DE19934378A1 Filter for filtering liquids, especially fuels, has riser pipe fixed in housing and provided with runback bore in geodetic upper region and runback channel |
| 01/23/2001 | US6176904 Blood filter |
| 01/18/2001 | DE19933620A1 Oil filter for hydraulically operated machines with rotating parts, especially automatic gear boxes of vehicles, has membrane inserted in it to remove air bubbles present in oil stream |
| 01/17/2001 | EP1068887A1 Integrated flotation and filtration device for the clarification of liquids containing suspended material |
| 01/10/2001 | CN1279120A Precipitation plus microporous cermic filter technology |
| 01/09/2001 | US6171507 Sensing first rainfall, collecting runoff in a basin, sensing end of rain and initiating a sedimentation timing sequence, when sedimentation of impurities yields partially treated runoff, filtering the runoff and discharging outside basin |
| 01/09/2001 | US6171493 Biological fluid filtration apparatus |
| 01/09/2001 | US6171491 Fuel filter assembly with standpipe having valve element |
| 01/03/2001 | EP1064071A1 Biological fluid filtration method and apparatus |
| 01/03/2001 | CN1278453A Efficient solid-liquid separator |
| 01/02/2001 | US6168722 Method for retrieving excess pharmaceutical process fluid from a filter |
| 01/02/2001 | US6168710 Installation for cleaning/recovering liquids with particles in suspension |
| 12/28/2000 | DE19914674C1 Apparatus for dynamic filtration of fluid-solid mixture particularly suspensions has filter chamber |
| 12/27/2000 | CN2411835Y Petroleum dry cleaning machine filter |
| 12/27/2000 | CN2411834Y Gravity natural filtering water purifying appts. |
| 12/26/2000 | US6165373 Directing air at outer side of base surface away from oil intake opening and upward past housing using concave bead formed in base surface, which projects into interior of housing and extends along base surface to edge of housing |
| 12/26/2000 | US6165048 Chemical-mechanical-polishing system with continuous filtration |
| 12/20/2000 | EP1059988A1 Lubricating oil reconditioning system |
| 12/20/2000 | EP0627959B2 Method of conducting catalytic converter multi-phase reaction |
| 12/14/2000 | WO2000075494A1 Hydraulic oil reservoir |
| 12/14/2000 | DE19925635A1 Hydraulikölbehälter Hydraulic oil tank |
| 12/07/2000 | WO2000072936A1 Separation of non-miscible fluids, especially non-miscible liquids and solids |
| 12/06/2000 | EP0863786B1 A filter arrangement |
| 12/06/2000 | CN2408948Y Combined filtering element for water purifier |
| 12/06/2000 | CN1275799A Method for making semiconductor device |
| 12/06/2000 | CN1275418A Method for removing inpurity from fluid |
| 12/06/2000 | CN1275417A Method for removing removed substance from fluid |
| 12/06/2000 | CN1275416A Apparatus for removing removed substance from fluid |
| 11/29/2000 | EP1055448A2 Method of filtering a fluid |
| 11/29/2000 | EP1055447A2 Method of filtering a fluid |
| 11/29/2000 | EP1055446A2 Method of fabricating a semiconductor device with process liquid recycling |
| 11/29/2000 | EP1055445A2 Apparatus for filtering a fluid |
| 11/29/2000 | CN2407819Y Improved water purifier |
| 11/28/2000 | CA2033982C Filter for continuous filtration |
| 11/15/2000 | EP1051226A1 Continuous-action filtering method and apparatus |
| 11/15/2000 | CN1058473C Electrochemical water-purifying device |
| 11/09/2000 | WO2000066832A1 Method and apparatus for recovering fibres from white water of paper mill |
| 11/09/2000 | CA2370162A1 Method and apparatus for recovering fibres from white water of paper mill |