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Class Information
Number: 210/322
Name: Liquid purification or separation > Plural distinct separators
Description: Apparatus comprising two or more distinct separators each of which treats a portion of a liquid mixture.










Sub-classes under this class:

Class Number Class Name Patents
210/323.1 Filters 268


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8702910 Multi-stage sulfur removal system and process for a fuel system Apr. 22, 2014
8663465 Continuously supplied water filtration banks Mar. 4, 2014
8596996 Pump having a filter arrangement Dec. 3, 2013
8585909 Self cleaning high pressure abrasive slurry/fluid check valve Nov. 19, 2013
8557116 Molecular separator Oct. 15, 2013
8524080 Purification apparatus for contaminated water employing high-voltage DC pulse and subsequent low-voltage DC field Sep. 3, 2013
8512552 Absorbent spill clean-up mat Aug. 20, 2013
8449766 Device for capturing odor and/or taste-generating substances present in water flowing in a network May. 28, 2013
8431022 Modular dual vessel dissolved aeration flotation treatment system Apr. 30, 2013
8404118 Filter unit with filter bank Mar. 26, 2013
8382981 Frame system for membrane filtration modules Feb. 26, 2013
8354030 Purification system for cyanotoxic-contaminated water Jan. 15, 2013
8303814 Use of electromagnetic pulses in cross-flow filtration systems Nov. 6, 2012
8277407 Artificial kidney Oct. 2, 2012
8257591 Methodology for filtering a fluid using a plurality of surface filtration mediums Sep. 4, 2012
8158000 System and method of separating hydrocarbons Apr. 17, 2012
8142662 Dehydrating system and method for control of spare membrane unit Mar. 27, 2012
8123946 Method and apparatus for removing metal sulphide particles from a liquid stream Feb. 28, 2012
8038879 Fluid strainer assembly Oct. 18, 2011
8034241 Spiral membrane module Oct. 11, 2011
8028975 Separation vessel or part thereof, and process relating thereto Oct. 4, 2011
7993520 Selective partitioning capacity based filter media Aug. 9, 2011
7875192 Slurry flow divider Jan. 25, 2011
7824543 Wireless water purification systems and wireless remote dispensing devices for water purification systems Nov. 2, 2010
7803599 Steady streaming particle traps Sep. 28, 2010
7771580 Particle extraction methods and systems for a particle concentrator Aug. 10, 2010
7718059 Apparatus for producing magnetized water May. 18, 2010
7531148 Oxidation reactor May. 12, 2009
7309445 Transferring slurry from a vessel Dec. 18, 2007
6878283 Filter cartridge assemblies and methods for filtering fluids Apr. 12, 2005
6823721 Method and system for mass flow balance accounting Nov. 30, 2004
6824695 System and method for water purification Nov. 30, 2004
6743365 Magnetic filtration system Jun. 1, 2004
6649917 Cleaning system for UV disinfection module/reactor Nov. 18, 2003
6589749 Liquid specimen container and attachable testing modules Jul. 8, 2003
6527960 Jet pump treatment of heavy oil production sand Mar. 4, 2003
6489132 Methods and apparatus for determining specific analytes in foods and other complex matrices Dec. 3, 2002
6479680 Method for reacting an organic compound with a hydroperoxide Nov. 12, 2002
6358415 Vortex sewage disposal apparatus Mar. 19, 2002
6338795 Purifying system Jan. 15, 2002
6322710 Slurry managing system and slurry managing method Nov. 27, 2001
6280639 Method and apparatus for automatic cleaning of a swimming pool Aug. 28, 2001
6241945 Modular combined pump, filtration, oxygenation and/or debubbler apparatus Jun. 5, 2001
6224767 Fluid separation element assembly May. 1, 2001
6214220 Combined process vessel apparatus Apr. 10, 2001
6132609 Combination water filter tank Oct. 17, 2000
6010011 Flotation apparatus for mineral processing Jan. 4, 2000
5954969 Recovery of iron oxides from polluted coal mine drainage Sep. 21, 1999
5897772 Multi-stage flotation column Apr. 27, 1999
5807490 Method of separating polymers from mixtures thereof Sep. 15, 1998

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