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Class Information
Number: 210/414
Name: Liquid purification or separation > Filter > With residue removing means or agitation of liquid > Fixed filter medium and movable stirrer or cleaner > With plural outlets from filter casing
Description: Apparatus in which the fixed filter medium is mounted within a closed casing having plural outlets.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8388836 Waste separator apparatus and system for treating animal waste and the like Mar. 5, 2013
8177073 Water processor May. 15, 2012
8048296 Filtering device for liquid filtration Nov. 1, 2011
8025156 Method and apparatus for separating and dewatering slurries Sep. 27, 2011
8011515 Two stage pulp screening device with two stationary cylindrical screens Sep. 6, 2011
7993519 Filter apparatus Aug. 9, 2011
7883624 Self-cleaning filter for washers Feb. 8, 2011
7820013 Screen cylinder Oct. 26, 2010
7727386 Voraxial filtration system with self-cleaning auxiliary filtration apparatus Jun. 1, 2010
7674377 Filter apparatus Mar. 9, 2010
7597201 Device for cleaning fibrous suspensions for paper production Oct. 6, 2009
7390419 Waste water recovery system Jun. 24, 2008
7344033 Solid-liquid separator Mar. 18, 2008
7163106 Strainer for cleaning fibrous suspensions Jan. 16, 2007
7143690 Screw compressor for compressing wet matter and a method for compressing and washing Dec. 5, 2006
7097740 Method and screen for screening at least two pulp mixtures Aug. 29, 2006
7055699 Self-cleaning mechanical filter Jun. 6, 2006
7001506 Self-cleaning circulatin system and method Feb. 21, 2006
7001505 Slurry monitoring system Feb. 21, 2006
6911147 Water filtering module with hollow fibers Jun. 28, 2005
6890434 Backflush filter, in particular for filtering lubricant oil May. 10, 2005
6783667 Screen unit for viscous mass Aug. 31, 2004
6752920 Integral valved filter Jun. 22, 2004
6749069 Equipment for filtering a liquid Jun. 15, 2004
6726022 Screening device and rotor for use in a screening device Apr. 27, 2004
6634508 Screw press Oct. 21, 2003
6575307 Self-cleaning water filter Jun. 10, 2003
6536602 Food waster separator Mar. 25, 2003
6499603 Screen for cleaning pulp suspensions Dec. 31, 2002
6443312 Self-cleaning filter Sep. 3, 2002
6409023 Process and device for fractioning a suspension containing paper fibers Jun. 25, 2002
6360896 Apparatus for cleaning liquid fluids Mar. 26, 2002
6287474 Liquid treatment media regeneration apparatus and process Sep. 11, 2001
6267879 Continuous liquid filtering apparatus with multi-layer sintered filtering element Jul. 31, 2001
6258594 Human waste treatment system Jul. 10, 2001
6241102 Screening device Jun. 5, 2001
6206204 Screen apparatus Mar. 27, 2001
6187180 Apparatus for screening Feb. 13, 2001
6187177 Industrial filter Feb. 13, 2001
6155430 Filter Dec. 5, 2000
6106713 Dynamic filter system Aug. 22, 2000
6029825 Pressure sorter for sorting fiber suspensions as well as screen for such a pressure sorter Feb. 29, 2000
5925249 Screening arrangement Jul. 20, 1999
5904843 Apparatus for removing solids from a stream of water May. 18, 1999
5904858 Filter with turbulence generating turbine and separation method May. 18, 1999
5884774 Papermaking screen Mar. 23, 1999
5858217 Multiple tube filter with spraying device Jan. 12, 1999
5855794 High volume self-cleaning filter and method of cleaning same Jan. 5, 1999
5830347 Cleaning mechanism for a fluid filter Nov. 3, 1998
5772879 Self-cleaning fluid strainer Jun. 30, 1998

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