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Class Information
Number: 210/189
Name: Liquid purification or separation > Plural chambers with movement of granules therebetween
Description: Apparatus comprising means providing distinct chambers or areas for solid-liquid contact with means for circulating granular separatory material between at least two of the chambers.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7563366 |
System for removing BOD and suspended solids through an activated sludge process and a ballasted flocculation process |
Jul. 21, 2009 |
| 7485118 |
Microstructured arrangement for the bubble-free filling with a liquid of at least one system for draining off liquids, apparatus having such an arrangement and filing method |
Feb. 3, 2009 |
| 7470372 |
Fluid treatment device |
Dec. 30, 2008 |
| 7459076 |
Flow-through aerobic granulator |
Dec. 2, 2008 |
| 7435864 |
Method and device for the production of alkylates |
Oct. 14, 2008 |
| 7326347 |
Dynamic up-flow zeolite system and method |
Feb. 5, 2008 |
| 7273555 |
Process for continuous ion exchange |
Sep. 25, 2007 |
| 7264715 |
Apparatus for treating organic wastewater and sludge |
Sep. 4, 2007 |
| 7261811 |
Liquid-solid circulating fluidized bed waste water treatment system for simultaneous carbon, nitrogen and phosphorus removal |
Aug. 28, 2007 |
| 7175766 |
Apparatus and method for performing tertiary treatment of sewage based on porous filtering media |
Feb. 13, 2007 |
| 7163621 |
Fluidizable device |
Jan. 16, 2007 |
| 7094325 |
EDI and related stacks and method and apparatus for preparing such |
Aug. 22, 2006 |
| 7045057 |
Preparation of homogeneously loaded ion exchangers |
May. 16, 2006 |
| 7033493 |
Method and apparatus using super absorbent polymers for dehydration of oil |
Apr. 25, 2006 |
| 7024814 |
Fish or fish bait life preservation apparatus and method |
Apr. 11, 2006 |
| 6962019 |
Enhanced filtration and water conditioning system for a bait tank |
Nov. 8, 2005 |
| 6866788 |
Method and device for purifying aqueous effluents by catalytic oxidation |
Mar. 15, 2005 |
| 6790351 |
Vertical filter |
Sep. 14, 2004 |
| 6780312 |
Filtration apparatus |
Aug. 24, 2004 |
| 6716344 |
Liquid-solids circulating fluidized bed |
Apr. 6, 2004 |
| 6712962 |
Ion chromatography system for exchanging an ion exchanger in a suppressor and a suppressor means |
Mar. 30, 2004 |
| 6641737 |
Vertical filter |
Nov. 4, 2003 |
| 6527960 |
Jet pump treatment of heavy oil production sand |
Mar. 4, 2003 |
| 6517712 |
Descending bed filter |
Feb. 11, 2003 |
| 6517708 |
Apparatus for separating oxides of heavy isotopes of hydrogen from water |
Feb. 11, 2003 |
| 6471857 |
Filter apparatus with sand filter bed |
Oct. 29, 2002 |
| 6383376 |
Method and apparatus for filtering a liquid |
May. 7, 2002 |
| 6322704 |
Radial-flow fluidizable filter |
Nov. 27, 2001 |
| 6296761 |
Water treatment process |
Oct. 2, 2001 |
| 6228257 |
Apparatus for contacting fluids and solids |
May. 8, 2001 |
| 6143186 |
Device for continuous filtration of liquids |
Nov. 7, 2000 |
| 6077426 |
Filter filled with loose bulk material |
Jun. 20, 2000 |
| 5833867 |
System and method for backwashing multiple filtration vessels |
Nov. 10, 1998 |
| 5788842 |
Biomass separation apparatus and method |
Aug. 4, 1998 |
| 5772891 |
Water treating method for treating waste water by using ion exchange resin |
Jun. 30, 1998 |
| 5762801 |
Process and apparatus for biological treatment of water |
Jun. 9, 1998 |
| 5755959 |
Device for supplying a suspension to a filter at different levels within the filter and in proportions such that a uniformly distributed flow of suspension is achieved across the filter area |
May. 26, 1998 |
| 5750028 |
Biomass separation apparatus and method with media return |
May. 12, 1998 |
| 5746913 |
Continuous sand filter |
May. 5, 1998 |
| 5736052 |
Ion exchange resin particle separation system |
Apr. 7, 1998 |
| 5707514 |
Water treating method and apparatus treating waste water by using ion exchange resin |
Jan. 13, 1998 |
| 5698106 |
Filtration process and apparatus |
Dec. 16, 1997 |
| 5681472 |
Method and apparatus for separating gaseous bubbles and sand from a liquid flow |
Oct. 28, 1997 |
| 5582722 |
Continuous self-cleaning filtration unit |
Dec. 10, 1996 |
| 5580445 |
Continuous ion exchange apparatus |
Dec. 3, 1996 |
| 5573663 |
Fluid filter using floating media |
Nov. 12, 1996 |
| 5573671 |
Method of and apparatus for water purification |
Nov. 12, 1996 |
| 5543037 |
Dynamic filtration filter apparatus with level control and deflector plate |
Aug. 6, 1996 |
| 5520804 |
Deep bed filtration system |
May. 28, 1996 |
| 5462654 |
Dynamic moving bed filter apparatus |
Oct. 31, 1995 |
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