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Class Information
Number: 210/280
Name: Liquid purification or separation > Particulate material type separator, e.g., ion exchange or sand bed > With rehabilitation means > With agitator
Description: Apparatus in which means in provided for agitating the bed.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7449117 |
Filtration unit, installation method for a filtration unit and filtration apparatus |
Nov. 11, 2008 |
| 7267767 |
Filtration apparatus |
Sep. 11, 2007 |
| 7169303 |
Sorbent reactor for extracorporeal blood treatment systems, peritoneal dialysis systems, and other body fluid treatment systems |
Jan. 30, 2007 |
| 7097766 |
Sand filter with rotating vanes |
Aug. 29, 2006 |
| 6797158 |
Method and apparatus for acoustically driven media filtration |
Sep. 28, 2004 |
| 6350378 |
Water quality improver |
Feb. 26, 2002 |
| 6287474 |
Liquid treatment media regeneration apparatus and process |
Sep. 11, 2001 |
| 6079567 |
Separator for separating particles from a slurry |
Jun. 27, 2000 |
| 5635080 |
Filter system with external scrubber |
Jun. 3, 1997 |
| 5470460 |
Apparatus for the purification of cyanide-containing waste water |
Nov. 28, 1995 |
| 5454938 |
Bed height sensing device for biological reactor |
Oct. 3, 1995 |
| 5445740 |
Floating media biofilter |
Aug. 29, 1995 |
| 5252231 |
Process and reactor for water treatment using a granular bed adapted to float during cleaning |
Oct. 12, 1993 |
| 5173179 |
Removal of contaminants and recovery of metals from waste solutions |
Dec. 22, 1992 |
| 5171443 |
Granular media regeneration apparatus |
Dec. 15, 1992 |
| 4863611 |
Extracorporeal reactors containing immobilized species |
Sep. 5, 1989 |
| 4443341 |
Process and apparatus for removal of solids from liquids |
Apr. 17, 1984 |
| 4402835 |
Process for removing soluble boron compounds from aqueous effluents |
Sep. 6, 1983 |
| 4118320 |
Method and apparatus for agitating and scrubbing filter bed |
Oct. 3, 1978 |
| 4113183 |
Nozzle for rotary filter pipe |
Sep. 12, 1978 |
| 4028251 |
Agitator for solids-containing vessels |
Jun. 7, 1977 |
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