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Class Information
Number: 205/718
Name: Electrolysis: processes, compositions used therein, and methods of preparing the compositions > Electrolytic material treatment (product, process, and electrolyte composition) > Metal or metal alloy > Removing foreign material (e.g., cleaning, etc.) > Entire identifiable elemental layer or portion removed (e.g., stripping, etc.) > Precious metal removed
Description: Subject matter in which the elemental layer or portion removed contains silver (Ag), gold (Au), or a platinum group metal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6270913 |
Apparatus for manufacturing metallic fibers, method of manufacturing twine of metallic fibers, twine of metallic fibers and method of coloring metallic fiber |
Aug. 7, 2001 |
| 6176999 |
Feedback controlled stripping of airfoils |
Jan. 23, 2001 |
| 5997719 |
Electrochemical process for refining platinum group metals with ammonium chloride electrocyte |
Dec. 7, 1999 |
| 5900135 |
Method of producing components on a metal film basis |
May. 4, 1999 |
| 5858200 |
Method of and apparatus for manufacturing metallic fiber and the twine of metallic fibers, and method of coloring metallic fiber and the twine of metallic fibers |
Jan. 12, 1999 |
| 5783062 |
Process for the treatment, by an electrochemical route, of compositions containing precious metals with a view to their recovery |
Jul. 21, 1998 |
| 5368704 |
Micro-electrochemical valves and method |
Nov. 29, 1994 |
| RE34227 |
Non-cyanide electrode cleaning process |
Apr. 20, 1993 |
| 5152878 |
Method for electrochemical cleaning of metal residue on molybdenum masks |
Oct. 6, 1992 |
| 5098534 |
Composition and method for electrolytically stripping silver |
Mar. 24, 1992 |
| 4977038 |
Micro- and nano-porous metallic structures |
Dec. 11, 1990 |
| 4968397 |
Non-cyanide electrode cleaning process |
Nov. 6, 1990 |
| 4775452 |
Process for dissolution and recovery of noble metals |
Oct. 4, 1988 |
| 4606797 |
Method for recovery of high grade gold alloy from karat gold-clad base metal substrates |
Aug. 19, 1986 |
| 4539087 |
Method for electrolytic removal of galvanic nickel, chromium or gold layers from the surface of a copper or copper alloy base and apparatus for carrying out the method |
Sep. 3, 1985 |
| 4246083 |
Removal of surface material |
Jan. 20, 1981 |
| 4142954 |
Electrolytic cleaning of a shrouded blade assembly |
Mar. 6, 1979 |
| 4090935 |
Process for recovering silver, copper and stainless steel from silver brazed stainless steel sections |
May. 23, 1978 |
| 3992288 |
Method of separating articles having different specific gravities |
Nov. 16, 1976 |
| RE28849 |
Surface preparation process for recoating of used coated metallic electrodes |
Jun. 8, 1976 |
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