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| Number | Title | Issue Date |
| 7625488 | Waste water strainer A unitary plumbing apparatus is disclosed that serves as a drain waste water strainer trap for sinks and other plumbing fixtures as well as a filter or strainer for the exiting waste water to keep the drain pipe free flowing or to recover valuables lost into drain l... | 12/01/2009 |
| 7368060 | Apparatuses and methods for detecting contaminant in a fuel system Apparatuses and methods are provided for detecting contaminant in a fuel system, such as a fuel system of an internal combustion engine. The apparatus includes a fuel filter comprising an upper unit having a fuel inlet port, a fuel outlet port, and a closeable vent ... | 05/06/2008 |
| 7232522 | Self locking bowl retainer for a filter can In a Racor filter, an adaptor is provided to threadably mount a water collecting bowl to a can containing a filter element. In order to prevent the adaptor from rotating with respect to the can, the adaptor has an axially extending rim with a non-circular cross sect... | 06/19/2007 |
| 7216767 | Screen basket and shale shakers A screen mounting basket for a vibratory separator for separating components of material introduced into the basket, the vibratory separator including a collection receptacle beneath the basket, the basket including two opposed spaced-apart side walls having first e... | 05/15/2007 |
| 7198156 | Dam basket for vibratory separators A vibratory separator and a screen mounting basket for a vibratory separator for separating components of material introduced into the basket, the vibratory separator including a collection receptacle beneath the basket, at least one screen assembly mounted in the b... | 04/03/2007 |
| 7169303 | Sorbent reactor for extracorporeal blood treatment systems, peritoneal dialysis systems, and other body fluid treatment systems Systems and methods for extracorporeal processing of blood or other body fluid for the treatment of conditions, such as sepsis, autoimmune disease, or toxemia related to kidney failure, liver failure, or drug overdose are provided. In an extracorporeal treatment sys... | 01/30/2007 |
| 7141167 | Filter device A filter device for filtering liquids including a filter membrane, a main body which is arranged upstream from the filter membrane, and which has a feed channel perpendicular to the surface of the filter membrane, a gap extending between the filter membrane and the ... | 11/28/2006 |
| 7094344 | Filter device The present invention relates to a filter device for removing impurities contained in liquid. A filter housing 18 is provided with a container for accommodating a filter bag 2 therein, a deposit recovery tank 3 for recovering a deposit and a flo... | 08/22/2006 |
| 7005064 | Method and apparatus for remediating wastewater holding areas and the like A method and apparatus for remediating wastewater holding areas and the like includes a closed, foraminous dewatering membrane that is positioned adjacent to the wastewater holding area. Sludge and adjacent water on the bottom of the wastewater holding area are pump... | 02/28/2006 |
| 6939464 | Fuel-water separator unit with parallel flow A filter assembly includes a housing and an inner post with a fluid inlet passage extending in the housing. An outer post surrounds the inner post to define a fluid outlet passage. A filter cartridge is received around the inner post and the outer post. The filter c... | 09/06/2005 |
| 6939465 | Fluid filter system for snow making apparatus A fluid filtering system for filtering dirt and other debris from fluids being conveyed in a pipeline for snow making apparatus and other devices. An upright pipe segment is connected to a horizontal pipe segment through a pipe elbow or angle for conveying fluid suc... | 09/06/2005 |
| 6902669 | Filter cartridge with floating seal A filter cartridge includes a filter element that is adapted to filter fluid. The filter element defines a center post cavity constructed and arranged to receive a center post. The filter element has a first end and a second end. A first end plate is attached to the... | 06/07/2005 |
| 6875353 | Synthetic material filter A filter for a vehicular sewage system that includes an elongated body having a plurality of longitudinal vanes and slots. The body is made from a material able to support the growth of biological agents. The slots sized to resist the passage of particles larger tha... | 04/05/2005 |
| 6637504 | Installation for recovering debris stopped by a filter at the inlet of a heat exchanger An installation for recovering debris stopped by a filter at the inlet of a heat exchanger: a washing water manifold (36) at the outlet of the filter (11) feeds a separator (37) provided with an outlet pipe (39) for water free of debris to which is connec... | 10/28/2003 |
| 6511595 | Apparatus and methods for separating solids from flowing liquids or gases A means separates solid matter from liquid and includes a perforated separation panel through which the liquid can pass and which prevents the passage of the solid matter of a size larger than a predetermined size. When solid matter becomes located agains... | 01/28/2003 |
| 6488848 | Cleanable filter with ported cylinder adjacent screen A reusable filter for mounting on an engine is disclosed herein. The filter includes cylindrical reusable filter mounted in a housing. The reusable filter includes an outer screen, an inner screen, and a ported cylinder between the outer and inner screens... | 12/03/2002 |
| 6338797 | Filter device for wastewater treatment system A two-piece filtering device for wastewater filtering systems is disclosed wherein the two-piece system is inserted into a tubular casing. The two-piece filtering system is comprised of an outer sleeve filter and an inner primary filter, the primary filte... | 01/15/2002 |
| 6328889 | Filter arrangement A filter arrangement is described in which fuel flows through a filter member in a radially outward direction. A sleeve surrounds the filter element and defines, with the filter member, an air collection chamber. One or more small openings are provided in... | 12/11/2001 |
| 5951862 | Filter A filter comprises a filter cartridge located within a housing. Fuel flows through a filter medium of the cartridge, in use, from an outer chamber to an inner chamber. From the inner chamber, the fuel flows over and around a sedimentation baffle located w... | 09/14/1999 |
| 5925249 | Screening arrangement Apparatus for screening pulp suspensions containing heavy impurities is disclosed including a casing with an inlet for the pulp suspension at the lower end of the casing, a stationary screen mounted within the casing, a rotor mounted for rotation within t... | 07/20/1999 |
| 5788848 | Apparatus and methods for separating solids from flowing liquids or gases An apparatus and method for separating material which includes solid and/or particulate matter from flowing liquid and/or gas. The apparatus includes a separation panel positioned in a fluid flow path, and the separation panel is housed in a separation ch... | 08/04/1998 |
| 5683577 | Filter device for wastewater treatment system A filter device useful in continuous separation of solid matter from a liquid, such as liquid wastewater, where the filter includes a tubular filter element with a series of slots of selected width extending through the tubular element. The filter element... | 11/04/1997 |
| 5674392 | Treatment assembly for treating a fluid by filtering and centrifuging The invention relates to a fluid treatment assembly comprising a filter (4) which itself comprises filtering elements (5) and a cleaning device (12) for periodically cleaning each filtering element including a conduit (17) for the evacuation of the cleani... | 10/07/1997 |
| 4997556 | Oil filter I An oil filter comprising a housing opened at one end, a first separator unit in the housing for removing solid contaminants from the oil and a second separator unit for removing gaseous contaminants. The first separator unit includes a cylindrical filter ... | 03/05/1991 |
| 4976854 | Oil filter II An oil filter comprising a housing opened at one end, a first separator unit in the housing for removing solid contaminants from the oil, a mount block for the housing and a second separator unit for removing gaseous contaminants. The first separator unit... | 12/11/1990 |
| 4664880 | Wire mesh debris trap for a fuel assembly A debris trap is mounted within a bottom nozzle of a fuel assembly so as to capture and retain debris carried by coolant flowing from the lower core plate openings of the nuclear reactor to the fuel assembly. The trap includes a hollow enclosure disposed ... | 05/12/1987 |
| 4043915 | Filter for use with irrigation systems A filter used in irrigation systems comprises a hollow screening and filtering body with inlet and outlet ports. A Venturi pipe is connected with the interior of said body. The screening and filtering body is placed in a casing which has an outlet. A cond... | 08/23/1977 |
| 4031891 | Air eliminating filter An air eliminating filter for use in filtering intravenous or other liquids including an elongate hollow tubular member provided with inlet means at one end and having at least two window openings spaced longitudinally thereon, a hydrophilic filter elemen... | 06/28/1977 |
