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Class Information
Number: 210/147
Name: Liquid purification or separation > Automatic control > Responsive to rotation > Controlled discharge means
Description: Apparatus which controls a discharge means for a constituent of the class subject matter.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6187180 |
Apparatus for screening |
Feb. 13, 2001 |
| 6030533 |
Apparatus and method for the treatment of water containing organic pollutants |
Feb. 29, 2000 |
| 5658456 |
Batch dialysate chemical vessel with machine-readable indicator |
Aug. 19, 1997 |
| 5454777 |
Centrifugal separator apparatus with load sensing circuit for optimizing clearing cycle frequency |
Oct. 3, 1995 |
| 5320747 |
Apparatus for removing solid matter from fluid systems |
Jun. 14, 1994 |
| 5269912 |
Precious metal recovery system |
Dec. 14, 1993 |
| 5268109 |
Method of removing hydrocarbon contaminants from air and water with organophilic, quaternary ammonium ion-exchanged smectite clay |
Dec. 7, 1993 |
| 5249441 |
Slit valve for automatic washer |
Oct. 5, 1993 |
| 5160623 |
Apparatus and process for fluid-fluid contact |
Nov. 3, 1992 |
| 5141650 |
Pressure screen |
Aug. 25, 1992 |
| 4997575 |
Filtering centrifuge |
Mar. 5, 1991 |
| 4944870 |
Automatic filtration dewatering system |
Jul. 31, 1990 |
| 4626345 |
Apparatus for clarification of water |
Dec. 2, 1986 |
| 4594166 |
Desludging device for centrifuges |
Jun. 10, 1986 |
| 4464253 |
Continuous filter |
Aug. 7, 1984 |
| 4347134 |
Slurry separator having reaction nozzle driven rotory blades wiping a conical filter |
Aug. 31, 1982 |
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