| Patents for B01D 27 - Cartridge filters of the throw-away type (5,673) |
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| 02/26/1987 | WO1987001049A1 Water filtering system |
| 02/24/1987 | US4645605 Filtration with biogenetic silica |
| 02/24/1987 | US4645591 Self-cleaning fluid filter |
| 02/11/1987 | CN86203029U Multi functional by-pass filter unit |
| 02/03/1987 | US4640779 Filter element |
| 01/27/1987 | US4638856 Oil filter and cooler for internal combustion engine |
| 01/20/1987 | US4637881 Filter drier |
| 01/08/1987 | DE3522950A1 Screw-on oil by-pass filter |
| 12/30/1986 | EP0206336A2 Filter element |
| 12/23/1986 | CA1215651A1 Hydraulic fluid filter assembly |
| 12/02/1986 | US4626348 End cap which will accommodate flow reversal |
| 11/20/1986 | EP0202201A2 Lubricating oil filter for internal combustion engines, particularly of motor vehicles, with members for monitoring the degree of clogging of the filtration surface |
| 11/20/1986 | EP0202071A2 Fuel filter |
| 11/05/1986 | CN85203872U Combined sintering micropososity filter pipe |
| 10/28/1986 | US4619764 Use in vacuum or suction side fuel filter systems |
| 10/14/1986 | US4617118 Screw mounting for plastic moulded filter or coalescer element |
| 10/07/1986 | US4615799 Household potable water |
| 09/23/1986 | CA1211720A1 Low volume, large area filters for iv or blood filtration |
| 09/22/1986 | EP0104256A4 Low volume, large area filters for iv or blood filtration. |
| 08/28/1986 | WO1986004830A1 Oil refiner with atomizing nozzle |
| 08/13/1986 | CN85107005A Filtering apparatus |
| 07/30/1986 | EP0188524A1 Filter with end cap which will accomodate flow reversal. |
| 07/30/1986 | EP0139003A4 Filter assembly. |
| 07/29/1986 | CA1208619A1 Process in the separation of catalyst particles suspended in liquid |
| 07/22/1986 | US4601821 Freestanding aquarium filter |
| 07/08/1986 | EP0162053A4 Single-ended, spin-on fuel water separator. |
| 07/03/1986 | WO1986003687A1 Filters |
| 06/10/1986 | US4594162 Pleated filter and method and apparatus for fabricating same |
| 05/14/1986 | EP0180768A2 Liquid filter, especially for fuels |
| 04/23/1986 | EP0178635A2 A cartridge filter |
| 04/08/1986 | US4581135 Trnresble; flushes permanent filter while used oils pumped out |
| 03/19/1986 | EP0174420A2 Housing for an arterial blood filter with improved gas venting |
| 03/13/1986 | WO1986001428A1 Single cartride filter |
| 03/12/1986 | EP0173696A1 Pleated filter and method and apparatus for fabricating same |
| 03/11/1986 | US4575422 Paper roll filter structure |
| 03/04/1986 | US4574047 Filtering device |
| 01/16/1986 | WO1986000242A1 Repelling-action filter unit and assembly |
| 01/16/1986 | WO1986000241A1 Filter with end cap which will accomodate flow reversal |
| 01/15/1986 | EP0167819A1 Filter for the purification of liquids |
| 01/02/1986 | EP0166160A1 Diesel fuel filter |
| 12/31/1985 | US4561979 Single cartridge filter |
| 12/24/1985 | US4560477 Separator for filter cartridges |
| 12/18/1985 | EP0164548A2 Pump valve for liquid separator |
| 12/10/1985 | US4557829 Two stage filter |
| 11/27/1985 | EP0162053A1 Single-ended, spin-on fuel water separator. |
| 11/13/1985 | EP0160643A1 Oil filter assembly having a removable filter member. |
| 11/12/1985 | US4552662 Integral fuel filter head and adapter for multiple fuel filter canisters |
| 10/15/1985 | CA1195260A1 Convoluted plural layer filter assembly |
| 10/02/1985 | EP0156759A2 Disposable filter unit for automatic transmission fluid |
| 08/27/1985 | CA1192500A1 Pleat spacing mechanism |
| 08/20/1985 | CA1192143A1 Disposable pharmaceutical filter assembly |
| 08/15/1985 | WO1985003454A1 Pleated filter and method and apparatus for fabricating same |
| 08/07/1985 | EP0150559A2 Compact water purifying device |
| 07/23/1985 | CA1190865A1 Filter assembly |
| 07/09/1985 | CA1190155A1 Oil filter assembly |
| 06/26/1985 | EP0145885A1 Filter element |
| 06/25/1985 | US4524733 Modified full-flow filter and by-pass filter apparatus for internal combustion engines |
| 06/04/1985 | US4521309 Filter cartridge with castellated support and process of making the same |
| 05/22/1985 | EP0141807A1 Bypass oil filter adapter |
| 05/14/1985 | US4517090 Low volume, large area filters for IV or blood filtration |
| 05/09/1985 | WO1985001885A1 Oil filter assembly having a removable filter member |
| 05/08/1985 | EP0139639A1 Filter cartridge with end caps |
| 05/07/1985 | CA1186634A1 Liquid filter having self-retaining filtering bags |
| 05/02/1985 | EP0139003A1 Filter assembly. |
| 04/30/1985 | US4514302 Ultrasonic sealing of polyester material |
| 04/25/1985 | WO1985001673A1 Single-ended, spin-on fuel water separator |
| 04/23/1985 | US4512892 Method and structure for sealing tubular filter elments |
| 04/23/1985 | US4512882 Single-ended, spin-on fuel water separator |
| 04/17/1985 | EP0137636A2 Filter assembly |
| 04/02/1985 | CA1184856A1 High strength spin-on filter |
| 03/05/1985 | US4502955 Filter assembly |
| 02/19/1985 | US4500425 Pump valve for liquid separator |
| 02/12/1985 | CA1182401A1 Arterial blood filter with improved gas venting |
| 02/05/1985 | US4497707 Axially compressible, oleophilic, hydrophobic filter in a cylindrical vessel |
| 02/05/1985 | US4497706 Oil filter relief valve |
| 01/29/1985 | US4496459 Flexible filter device with means to position filter bag |
| 01/02/1985 | CA1180287A Polymer filter cartridge of glass fibers coated with fluoroethylene polymer and process for preparing the same |
| 01/01/1985 | US4491520 Filter for water jugs |
| 12/25/1984 | US4490254 Blood filter |
| 10/30/1984 | US4479874 Convoluted plural layer filter assembly |
| 10/25/1984 | WO1984004133A1 Bypass oil filter adapter |
| 10/25/1984 | WO1984004051A1 Filter assembly |
| 10/25/1984 | WO1984004050A1 Filter cartridge with end caps |
| 10/24/1984 | EP0122692A1 Regenerable filtration apparatus useable in oil/water separation |
| 10/17/1984 | EP0121978A2 Filter sealing gasket with reinforcement ring |
| 10/16/1984 | CA1176181A1 Annular filter |
| 09/25/1984 | US4473471 Filter sealing gasket with reinforcement ring |
| 09/19/1984 | EP0118557A1 Oil refiner with separable vaporization and filtering elements |
| 08/29/1984 | EP0117222A1 Oil filter |
| 08/14/1984 | US4465595 Apparatus for assembly and dissassembly of a filter construction |
| 08/07/1984 | US4464263 Pleated filter element and integral shield and method for making same |
| 07/31/1984 | US4462916 Rotary tubular arm which sweeps apertures and suction pump for applying countercurrent hydraulic shock |
| 07/17/1984 | US4460468 Liquid filter with combined filtration bag and lid sealing gasket |
| 06/19/1984 | CA1169363A1 Filter cartridge with castellated support and process of making the same |
| 06/12/1984 | US4454037 Insulating jacket for an oil filter |
| 06/12/1984 | US4454036 Oil filter |
| 06/05/1984 | US4452697 Filter for diesel fuel |
| 06/05/1984 | US4452695 Full-flow and by-pass filter conversion system for internal combustion engines |
| 06/05/1984 | US4452619 Pleated filter element having integral pleat spacers |
| 05/22/1984 | CA1167774A1 Fuel filter assembly and cartridge |