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| Number | Title | Issue Date |
| 7278408 | Returnless fuel system module A returnless fuel system module includes a fuel pump in a fuel pump cavity, a fuel pressure regulator in a fuel pressure regulator cavity, first and second transfer passages therebetween, and a heat exchanger integrally formed in the housing in thermally conductive ... | 10/09/2007 |
| 7198715 | Device for separating fluid mixtures A device for separating fluid mixtures, in particular for separating water from oil, includes a vacuum container (10) with several sub-chambers (26, 44, 40). At least one liquid constituent of the fluid mixture can be transported from the vacuum contai... | 04/03/2007 |
| 7090773 | Coaxial full-flow and bypass oil filter An improved combination full flow bypass oil filter is presented where the output of the bypass filter is obtained by non-venturi means and the extremely clean bypass filter output is measurable at all engine oil pressures. The bypass filter output is not blended wi... | 08/15/2006 |
| 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 |
| 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 |
| 6264830 | On premise water treatment system and method A water treatment method uses a removable, disposable cartridge having an internal mesh structure. A disposable heater heats water fed to the cartridge. Precipitated solids collect on the mesh surface provided temperature and residence time are appropriat... | 07/24/2001 |
| 6206090 | Concentric fuel/oil filters and heat exchanger package The invention relates to a combined heat exchanger and fluid filter that can be used in a gas turbine engine for example to simultaneously filter lubricating oil and fuel while transferring thermal energy between the oil and fuel. Conventionally, fuel and... | 03/27/2001 |
| 6139725 | Oil reclamation device with vaporization chamber An oil reclamation device includes a full flow filter (10) fitted around a partial flow filter (12) within an open-ended casing (8). The open end of the casing is capped by a housing defining a vaporization chamber (6). In normal operation, oil flows from... | 10/31/2000 |
| 6123860 | Method for separating cell populations by thermophilic characteristics The method for removing a thermophilic group of cells from a source of mixed cells, such as blood, comprises the steps of obtaining a sample, testing the sample to determine the temperature gradient required to cause migration of the thermophilic cells fr... | 09/26/2000 |
| 5988265 | Fuel cooler and coolant filter assembly A fuel cooler and coolant filter assembly for the filtering of coolant and the cooling of a fuel flow for use in connection with a cylinder head of a vehicle engine includes three primary components which are assembled to one another in a stacked configur... | 11/23/1999 |
| 5851386 | Waste-oil cleaning apparatus A waste-oil cleaning apparatus includes a processing tank for holding waste-oil, and arranged such that non-oil liquids in the waste-oil settle in the base of the tank. A conduit and valve arrangement is provided for withdrawing the settled non-oil liquid... | 12/22/1998 |
| 5843284 | Two-stage oil bypass filter device A new and improved two-stage oil bypass filter device is provided to enable effective and efficient removal of both solid particulate and volatile oil contaminants while also allowing the addition and mixing of certain oil additives as required by specifi... | 12/01/1998 |
| 5505917 | Solar heat exchanger and concentric feedback tube system for disinfecting water A concentric receiver tube for passing water to be disinfected twice before the aperture path of a concentric solar reflector. The novel receiver tube uses the water that is heated by the reflector to additionally pre-heat fresh incoming water to maximize... | 04/09/1996 |
| 5198104 | Apparatus for removing solid and volatile contaminants from liquids A device that reclaims industrial fluids. Solid contaminants are removed from the liquid being reclaimed by a series of increasingly fine filter elements positioned within a filter housing. The substantially solid contaminant-free fluid then enters an eva... | 03/30/1993 |
| 4793938 | Method and apparatus for decontaminating dry cleaning fluid and filters A system is provided for purging contaminants from dry cleaning fluid used in a machine for dry cleaning clothing while concurrently decontaminating the filter cartridges through which the dry cleaning fluid is passed. The system is coupled in a recircula... | 12/27/1988 |
| 4650575 | Sorbing apparatus The disclosure describes an apparatus for sorbing one or more components from a fluid. The apparatus comprises a housing having an inlet, an outlet, and an exhaust and defining a fluid flow path between the inlet, outlet, and exhaust; partitioning structu... | 03/17/1987 |
| 4522712 | Double-ended, spin-on fuel water separator A spin on fuel water separator having a filter element attached within an electrically grounded housing, means are provided for supplying an electrical potential to the filter element and the filter element is electrically insulated from the housing. Sepa... | 06/11/1985 |
| 4512882 | Single-ended, spin-on fuel water separator A spin on fuel water separator having a filter element attached within an electrically grounded housing, a circuit (50) is provided for supplying an electrical potential to the filter element and the filter element is electrically insulated from the housi... | 04/23/1985 |
| 4389310 | Cold trap A cold trap disposed in a system in which liquid sodium is circulated as a heat exchanging medium, and adapted for removing impurities from the liquid sodium. The cold trap has a vessel in which defined are a cooling zone for cooling the liquid sodium con... | 06/21/1983 |
| 4066550 | Apparatus for sewage treatment with countercurrent heat transfer means Apparatus are disclosed for an anaerobic process in three stages having progressively higher temperatures up to 75° C. for digesting raw household sewage with methane-forming thermophilic bacteria, in which dolomite is added to control the pH of the syst... | 01/03/1978 |
| 4006084 | Oil reclaiming device A device for use with an internal combustion engine for reconditioning oil by removal of solid and liquid contaminants including a housing having an oil inlet at one end and an oil outlet at an opposite end and containing a filter for removal of solid mat... | 02/01/1977 |
