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Class Information
Number: 210/332
Name: Liquid purification or separation > Plural distinct separators > Filters > With residue removal or liquid agitation
Description: Apparatus in which there is means for removing residue or for agitating the liquid.










Sub-classes under this class:

Class Number Class Name Patents
210/334 Alternating filter and residue remover 55
210/333.01 Backwash or blowback 269


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8628665 Water treatment apparatus Jan. 14, 2014
8617389 Device for filtering the liquid processing medium used in shaping operations performed by cutting Dec. 31, 2013
8585898 Scrapping device for a pressurised filtration plant Nov. 19, 2013
8574436 Displacement filter apparatus Nov. 5, 2013
8518273 Method and device for cleaning of filter Aug. 27, 2013
8388836 Waste separator apparatus and system for treating animal waste and the like Mar. 5, 2013
8366928 Filter plate assembly for filter Feb. 5, 2013
8287741 Filter plate assembly for filter Oct. 16, 2012
8277656 Filter device Oct. 2, 2012
8221618 Filter for removing sediment from water Jul. 17, 2012
8192617 System for treatment of contaminated liquid Jun. 5, 2012
8192624 Filtering apparatus Jun. 5, 2012
8177975 Apparatus for removing air and/or debris from a flow of liquid May. 15, 2012
8177073 Water processor May. 15, 2012
8025156 Method and apparatus for separating and dewatering slurries Sep. 27, 2011
8002994 Method and apparatus for thickening lime mud in a disc filter Aug. 23, 2011
7998354 Filter press with improved plate assembly and method of filtering Aug. 16, 2011
7993517 Automatically cleaned filter Aug. 9, 2011
7964094 Filtration and recovery system Jun. 21, 2011
7686964 Method and device for washing of lime mud Mar. 30, 2010
7569151 Filter plate assembly for filter Aug. 4, 2009
7449117 Filtration unit, installation method for a filtration unit and filtration apparatus Nov. 11, 2008
7445716 Crossflow pressure liquid filtration with ultrasonic enhancement Nov. 4, 2008
7399419 Modular filtration system Jul. 15, 2008
7396462 Filtering device Jul. 8, 2008
7396472 Filter plate assembly for filter Jul. 8, 2008
7381335 Method and arrangement for continuous filtering of particles out of a liquid Jun. 3, 2008
7332081 Filter device for the clarification of contaminated liquids Feb. 19, 2008
7326335 Apparatus for removing solids from water in canal Feb. 5, 2008
7309366 Bag cleaning compressed air nozzle Dec. 18, 2007
7288186 Filtrate immersed activation assembly for disk filters Oct. 30, 2007
7267236 Water treatment device Sep. 11, 2007
7241383 Fluid treating method and apparatus Jul. 10, 2007
7229562 Integrated dual cross flow filtration and ultrasonic transducer assembly Jun. 12, 2007
7182868 Device for filtering fluid substances, used for a meat materials injecting machine Feb. 27, 2007
7169303 Sorbent reactor for extracorporeal blood treatment systems, peritoneal dialysis systems, and other body fluid treatment systems Jan. 30, 2007
7037427 Filter device for clarifying contaminated liquids May. 2, 2006
7005067 Disc-type filtration apparatus including discharge collector internal to pressure vessel and method filtration Feb. 28, 2006
6984313 Filtration and purification system and method therefor Jan. 10, 2006
6958118 Self-cleaning water filtration system and method Oct. 25, 2005
6872310 Precoated filter for the filtration of flowing media Mar. 29, 2005
6858140 Processes and devices for water and wastewater treatment, including stationary cloth media filtration Feb. 22, 2005
6833071 Displacement filter apparatus Dec. 21, 2004
6833077 Sequential swinging precoat removal and renewal system, filter so equipped and method Dec. 21, 2004
6709599 Waste water treatment system with slip stream Mar. 23, 2004
6627082 System and method for withdrawing permeate through a filter and for cleaning the filter in situ Sep. 30, 2003
6558545 System for cross-flow permeation by means of a membrane May. 6, 2003
6537449 Liquid filter using filtration aid Mar. 25, 2003
6521124 Reverse osmosis liquid filter system with ultraviolet filtration Feb. 18, 2003
6508943 Filtering device and a filtering method Jan. 21, 2003

1 2 3 4










 
 
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