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Class Information
Number: 210/184
Name: Liquid purification or separation > With heater or heat exchanger > For filter
Description: Apparatus wherein the separator is a filter.


Sub-classes under this class:

Class Number Class Name Patents
210/186 External of casing 141
210/185 Imbedded or between filter media 35


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7451769 Purification unit Nov. 18, 2008
7396473 Engine oil filter Jul. 8, 2008
7341659 Rinsing liquid treatment device Mar. 11, 2008
7332075 Water filter assembly Feb. 19, 2008
7309424 Filtering apparatus, back wash method therefor, filtering device and power plant Dec. 18, 2007
7228701 Refrigerator Jun. 12, 2007
7160464 Methods for removal, purification, and concentration of viruses and methods of therapy based thereupon Jan. 9, 2007
7097763 Ion exchange filter apparatus Aug. 29, 2006
7089681 Method and apparatus for filtering and drying a product Aug. 15, 2006
7077951 Vessel for heating and filtering water Jul. 18, 2006
7045219 Short metal fibers May. 16, 2006
7022227 Multifunctional filtering device for an aquarium Apr. 4, 2006
6984327 System and method for separating heavy isotopes of hydrogen oxide from water Jan. 10, 2006
6971534 Disposable oil filter cover Dec. 6, 2005
6955754 Compact fluid cleaning system Oct. 18, 2005
6951606 Auxiliary filtration system for an engine Oct. 4, 2005
6939464 Fuel-water separator unit with parallel flow Sep. 6, 2005
6929739 Cooling device Aug. 16, 2005
6908546 Apparatus and method for producing purified water having microbiological purity Jun. 21, 2005
6855250 Filter system employing microwave regeneration Feb. 15, 2005
6833066 Liquid filter, especially oil filter Dec. 21, 2004
6821414 Water treatment apparatus Nov. 23, 2004
6790350 Membrane module for the separation of fluid mixtures Sep. 14, 2004
6749747 Filter membrane module comprising an integrated heat exchanger Jun. 15, 2004
6746600 Fluid filter with integrated cooler Jun. 8, 2004
6743355 Heated fuel strainer assembly Jun. 1, 2004
6736965 Auxiliary filtration system and filtering method May. 18, 2004
6666966 Self-disinfecting drain trap in drainage channels Dec. 23, 2003
6652744 Device for filtering and removing fluids Nov. 25, 2003
6632352 Multi-stage filter Oct. 14, 2003
6623632 Flotation bath Sep. 23, 2003
6558536 Liquid filter with a cooler May. 6, 2003
6514404 Filter device Feb. 4, 2003
6508932 Filter with valve having a hydrophobic coating Jan. 21, 2003
6503390 Filtration of hydrocarbon containing liquid Jan. 7, 2003
6422305 Liquid cooling system Jul. 23, 2002
6419823 Apparatus and method for sanitizing and cleaning a filter system Jul. 16, 2002
6415103 Thermostatic heating device for liquids, provided with a recirculation pump Jul. 2, 2002
6406625 Spring-biased filter assembly Jun. 18, 2002
6402943 Diesel filter system Jun. 11, 2002
6391194 Filter device for a fuel supply system of an internal combustion engine of a motor vehicle May. 21, 2002
6387282 Method of drying a filter cake and a press for carrying out the method May. 14, 2002
6379537 Oil filter with safety wall Apr. 30, 2002
6365046 Device for waste grease removal Apr. 2, 2002
6361684 Integrated fuel pump and fuel filter with fuel-water separation Mar. 26, 2002
6328883 Fuel filter assembly with priming pump Dec. 11, 2001
6287464 Oil filter assembly Sep. 11, 2001
6263960 Oil cooler with cooling water side fin and oil side fin Jul. 24, 2001
6261448 Oil filtration and heat exchange apparatus Jul. 17, 2001
6217758 Oil sump arrangement with integral filter and heat exchanger Apr. 17, 2001

1 2 3 4 5


 
 
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