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Class Information
Number: 204/249
Name: Chemistry: electrical and wave energy > Apparatus > Electrolytic > Cells > Internal battery > Filter or loose electrode type
Description: Electrolytic cells including a filter or a loose electrode material which may be in the form of a filter bed.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6096222 |
Agent to remove dissolved contaminants from water |
Aug. 1, 2000 |
| 5974649 |
Hose assembly |
Nov. 2, 1999 |
| 5728288 |
Apparatus and method for producing air containing minus alkali ion |
Mar. 17, 1998 |
| 5693204 |
Passive pH adjustment for analytical instruments |
Dec. 2, 1997 |
| 5658450 |
Method of and device for industrial waste water treatment |
Aug. 19, 1997 |
| 5478458 |
Water purifier |
Dec. 26, 1995 |
| 5454917 |
Apparatus and process for recovering metal from an aqueous solution |
Oct. 3, 1995 |
| 5385653 |
Method of and device for industrial waste water treatment |
Jan. 31, 1995 |
| 5368705 |
Fuel treatment and conditioning apparatus |
Nov. 29, 1994 |
| 5284704 |
Non-woven textile articles comprising bicomponent fibers and method of manufacture |
Feb. 8, 1994 |
| 5281330 |
Water purifier |
Jan. 25, 1994 |
| 5258108 |
Fluid-treatment and conditioning apparatus and method |
Nov. 2, 1993 |
| 4749457 |
Precipitation of colloidal materials from aqueous systems by electrochemical release of metallic flocculating agents and dynamic bimetallic cell for use therein |
Jun. 7, 1988 |
| 4655895 |
Apparatus for purifying effluents and liquids |
Apr. 7, 1987 |
| 4628291 |
Full range oil expulsion fuse |
Dec. 9, 1986 |
| 4246086 |
Method and apparatus for coating dental crowns and bridges |
Jan. 20, 1981 |
| 4204937 |
Novel electrolytic amalgam denuder apparatus |
May. 27, 1980 |
| 4161433 |
Decomposition of alkali metal amalgams |
Jul. 17, 1979 |
| 3981490 |
Apparatus for decomposing alkali metal amalgams |
Sep. 21, 1976 |
| 3942511 |
Sandwiched structure for production of heat and hydrogen gas |
Mar. 9, 1976 |
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