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Class Information
Number: 210/145
Name: Liquid purification or separation > Automatic control > Responsive to rotation
Description: Apparatus responsive to a condition of rotation of a part of the treating means.

Sub-classes under this class:

Class Number Class Name Patents
210/146 Controlled cover latch 14
210/147 Controlled discharge means 20

Patents under this class:

Patent Number Title Of Patent Date Issued
8308953 Methods of dynamic filtration using centrifugal force and methods of making a dynamic filtration device Nov. 13, 2012
8221616 Control valve assembly Jul. 17, 2012
8133386 Biological waste digester and method of operation Mar. 13, 2012
8062610 Apparatus and methods for use in concentration of gas and particle-laden gas flows Nov. 22, 2011
7887702 Filtering apparatus employing the rotor for multistage generating variable vortex flow Feb. 15, 2011
7828961 Sludge thickening device Nov. 9, 2010
7736498 Solution treatment apparatus and solution treatment method Jun. 15, 2010
7458928 Centrifuge energy management system and method Dec. 2, 2008
6964737 Systems for water and wastewater sludge treatment using floc or network strength Nov. 15, 2005
6451203 Blood processing systems and methods using apparent hematocrit as a process of control parameter Sep. 17, 2002
6444127 Water conditioning unit control valve Sep. 3, 2002
6207063 Blood processing systems and methods using apparent hematocrit as a process control parameter Mar. 27, 2001
6059979 Blood processing systems and methods using apparent hematocrit as a process control parameter May. 9, 2000
5913767 Worm centrifuge with centrifugal valve Jun. 22, 1999
5788837 Plastic flight type water treatment system for rectangular clarifiers Aug. 4, 1998
5730883 Blood processing systems and methods using apparent hematocrit as a process control parameter Mar. 24, 1998
5624571 Drive mechanism and associated method for tilting pan filter assembly Apr. 29, 1997
5494584 Method and apparatus for controlling a pump upstream of a centrifuge Feb. 27, 1996
5431620 Method and system for adjusting centrifuge operation parameters based upon windage Jul. 11, 1995
5403489 Solid phase extraction method and apparatus Apr. 4, 1995
5344570 Method and apparatus for removing solids from a liquid Sep. 6, 1994
5190644 Motion controller for wastewater treatment trickling filter Mar. 2, 1993
5171435 Dehydrator tub for clothes washing with controlled variable rotational speeds Dec. 15, 1992
5169519 Oil spill recovery system Dec. 8, 1992
5167833 Rotary distributor/auxiliary backup drive mechanism for trickling filter systems Dec. 1, 1992
5118427 Process and apparatus for the separation of solids from slimy liquids by means of press screw separators Jun. 2, 1992
5009795 Process for the dewatering of solids suspended in water and screw press separator therefor Apr. 23, 1991
4995991 Method and apparatus for improving the operation of a disc filter Feb. 26, 1991
4981585 Centrifuge system and fluid container therefor Jan. 1, 1991
4944870 Automatic filtration dewatering system Jul. 31, 1990
4853116 Device for collecting and discharging solid matter Aug. 1, 1989
4594166 Desludging device for centrifuges Jun. 10, 1986
4594156 Motorized surface scum skimmer for waste water treatment apparatus Jun. 10, 1986
4543083 Centrifuge and valve therefor Sep. 24, 1985
4369698 Arrangement for separating fruits into fruit pulp, fruit skin and fruit core Jan. 25, 1983
4367141 Apparatus for the concentration of sludges and suspensions Jan. 4, 1983

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