| Patents for B01D 27 - Cartridge filters of the throw-away type (5,673) |
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| 07/21/1998 | US5783076 Fuel filter having improved communication with a contaminant container |
| 07/21/1998 | US5783067 Elongated filter system, filter element therefor and methods of making same |
| 07/21/1998 | US5783011 Method of making filtration media having integrally co-located support and filtration fibers |
| 07/14/1998 | US5779903 Filter assemblies and end caps for filter assemblies |
| 07/14/1998 | CA1339951C Filtering apparatus |
| 07/08/1998 | EP0852158A1 Dual media primary/secondary fuel filter |
| 07/08/1998 | CN1038985C Method for producing filter insert |
| 07/07/1998 | US5776342 Filter assembly |
| 07/06/1998 | CA2225775A1 Dual media primary/secondary fuel filter |
| 06/30/1998 | US5772881 Non-metallic spin-on filter |
| 06/30/1998 | US5772873 Slow release coolant filter |
| 06/23/1998 | US5770065 Fuel filter assembly with replacement element |
| 06/16/1998 | US5766468 Dual media primary/secondary fuel filter |
| 06/16/1998 | US5766463 Fuel filter cartridge |
| 06/16/1998 | US5766449 Fuel filter assembly |
| 06/10/1998 | DE19650185A1 Interchangeable casing for oil filters or air dryers |
| 06/09/1998 | US5762671 Multi-size threaded adapter |
| 06/04/1998 | WO1998023356A2 Encapsulated lenticular filter cartridge |
| 06/03/1998 | EP0719170B1 Low hold-up volume filter assembly |
| 06/02/1998 | US5758627 Fuel filter for vehicle |
| 05/20/1998 | CN1038393C Core of filter |
| 05/19/1998 | US5753116 Coolant filter |
| 05/14/1998 | WO1998019767A1 Non-metallic spin-on filter |
| 05/14/1998 | DE19646350A1 Filter, especially a fuel filter for combustion engines |
| 05/13/1998 | CN1181714A Pleated filter and a method for making the same |
| 05/06/1998 | EP0839563A1 Fluid filter with drain valve |
| 05/06/1998 | EP0767700A4 Method of manufacturing a fluid filter |
| 05/06/1998 | CN1180581A Filter cartridge with sieve in outlet aperture |
| 05/05/1998 | US5746794 Filter for the air in the passenger compartment of a motor vehicle |
| 04/28/1998 | US5744036 Pleated filter arrangement |
| 04/22/1998 | CN1179349A 过滤器 Filter |
| 04/21/1998 | US5741421 Filter device |
| 04/15/1998 | EP0835375A1 Fuel filter with integrated pressure regulating valve |
| 04/15/1998 | CN1178714A Filter means with fabric insert |
| 04/14/1998 | US5738785 Oil filter housing |
| 04/09/1998 | DE19641369A1 Filter insert for filter unit removing particles from a liquid |
| 04/09/1998 | DE19635624A1 Rückschlagventil Check valve |
| 04/08/1998 | EP0676982B1 Apparatus for removing solid and volatile contaminants from liquids |
| 04/07/1998 | US5736040 Filter assembly including a reinforced radial seal |
| 03/31/1998 | US5733581 Apparatus for making melt-blown filtration media having integrally co-located support and filtration fibers |
| 03/31/1998 | US5733443 Inside to outside flow filters |
| 03/25/1998 | EP0830191A1 Nonwoven, melt blown fluid filtration media with integral co-located support and filtration fibers, filter cartridges employing, and methods and apparatus of making, the same |
| 03/17/1998 | US5728299 Wound non-woven fabric filter having heat fusible fibers |
| 03/17/1998 | US5728298 Filter element and method for the manufacture thereof |
| 03/12/1998 | WO1998009703A1 Nonreturn valve |
| 03/12/1998 | WO1997048470A3 Filter |
| 03/12/1998 | WO1997041066A3 Water treatment device with fill-counting cartridge |
| 03/10/1998 | US5725784 Cylinders for filtration and cleaning fluids |
| 03/10/1998 | US5725624 Air filter for the intake air of an internal-combustion engine |
| 03/04/1998 | EP0826407A1 Filter assembly with conformal cartridge support structure |
| 03/04/1998 | EP0826406A1 Base/cartridge location and key system for fuel filter assembly |
| 02/25/1998 | CN1037547C Seal for spin-on filter |
| 02/18/1998 | EP0824033A1 Filter cartridge with sieve in an outlet opening |
| 02/18/1998 | CN1173586A Fuel filter, in particular for diesel fuel |
| 02/13/1998 | CA2211252A1 Filter cartridge with a sieve in an outlet aperture |
| 02/10/1998 | US5716517 Filter assembly including a magnetized component |
| 02/10/1998 | US5715699 Refrigerator water filter |
| 02/04/1998 | EP0821989A2 Fuel filter, in particular for diesel fuel |
| 02/04/1998 | EP0821613A1 Pleated filter and a method for making the same |
| 01/27/1998 | US5711879 Radial-flow filter and method of manufacture |
| 01/21/1998 | EP0819100A1 Water filtration cartridge |
| 01/21/1998 | EP0670746B1 Oil filter and method of increasing service life of oil filter |
| 01/21/1998 | EP0669847B1 Filter element and method for the manufacture thereof |
| 01/13/1998 | US5707518 Refrigerator water filter |
| 01/07/1998 | EP0815916A1 Slow release coolant filter |
| 01/07/1998 | EP0815914A1 Filter having a filter element quick-disconnect mount |
| 01/02/1998 | DE19624523A1 Filter Filter |
| 12/30/1997 | US5702603 Self-sealing liquid filter |
| 12/30/1997 | US5702602 Filter system with environmentally friendly filter cartridge |
| 12/30/1997 | US5702599 Oil filter cover |
| 12/24/1997 | WO1997048470A2 Filter |
| 12/24/1997 | WO1997048469A1 Removing waste oil from oil filters |
| 12/24/1997 | CA2259173A1 Filter |
| 12/24/1997 | CA2208365A1 Filter having a filter element quick-disconnect mount |
| 12/21/1997 | CA2208238A1 Slow release coolant filter |
| 12/17/1997 | EP0812610A2 Fluid filter element and method of manufacture |
| 12/17/1997 | EP0812609A2 Centrifugal filter |
| 12/17/1997 | EP0695383A4 Post-treatment of nonwoven webs |
| 12/16/1997 | US5698098 Oil filter housing including a valved drain opening |
| 12/16/1997 | US5698097 Oil filter including replaceable primary and secondary flow filter elements |
| 12/16/1997 | US5698059 Filter and method for manufacturing filters |
| 12/13/1997 | CA2197168A1 In chamber system protectors |
| 12/09/1997 | US5695637 Combination full flow and bypass filter with venturi nozzle |
| 12/09/1997 | US5695633 Oil filter support tube and housing cover with snap detent connection therebetween |
| 12/09/1997 | US5695168 Automatic valving unit, and pressure vessel having automatic valving |
| 11/28/1997 | CA2177461A1 Portable vacuum filter for wine |
| 11/27/1997 | WO1997044115A1 Fluid filter |
| 11/27/1997 | WO1997044113A1 Safety relief valve useful in an oil filter |
| 11/27/1997 | DE19721669A1 Anti-drain back, pressure relieved oil filter cartridge |
| 11/27/1997 | CA2255776A1 Reusable spin-on multi system oil filter and method of reclaiming used filter canisters |
| 11/26/1997 | CN1166141A V. G. Karachevtsev, V. P. Dubyaga, N. V. Amelina et al. (RU) |
| 11/25/1997 | US5690816 Anti-drain back/pressure relieved filter cartridges |
| 11/25/1997 | US5690814 Spin-on filter with transparent container portion |
| 11/25/1997 | US5690765 Methods of assembling a filter |
| 11/18/1997 | US5688460 Process for making hermetically sealed filter units |
| 11/13/1997 | WO1997041939A1 End disc for an annular filter element with a seal which acts radially |
| 11/13/1997 | DE19618166A1 Filter, especially liquid filter |
| 11/12/1997 | EP0806564A1 Self-evacuating water-separating fuel filter |
| 11/12/1997 | EP0806231A2 Filter |
| 11/11/1997 | US5685985 Environmentally friendly filter cartridge |