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Class Information
Number: 205/565
Name: Electrolysis: processes, compositions used therein, and methods of preparing the compositions > Electrolytic synthesis (process, composition, and method of preparing composition) > Preparing single metal > Precious metal produced
Description: Subject matter wherein the single metal produced is a precious metal (i.e., Ru, Rh, Pd, Os, Ir, Pt, Ag, or Au).
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6896788 |
Method of producing a higher-purity metal |
May. 24, 2005 |
| 6827837 |
Method for recovering trace elements from coal |
Dec. 7, 2004 |
| 6679984 |
Method for recovery of gold and silver |
Jan. 20, 2004 |
| 6478946 |
METHOD OF PRODUCING FULVIC, HUMIC, AND ULMIC ACID FOR USE AS AN ELECTROLYTE IN PRODUCING IONIZED BACTEREACIDES FROM PRECIOUS METALS AND METHOD OF PRODUCING IONIZED BACTEREACIDES FROM PRECIOUS |
Nov. 12, 2002 |
| 6315811 |
Method for producing platinum |
Nov. 13, 2001 |
| 6187169 |
Generation of organosulfonic acid from its salts |
Feb. 13, 2001 |
| 5997719 |
Electrochemical process for refining platinum group metals with ammonium chloride electrocyte |
Dec. 7, 1999 |
| 5942098 |
Method of treatment of water and method and composition for recovery of precious metal |
Aug. 24, 1999 |
| 5753099 |
Metal recovery |
May. 19, 1998 |
| 5626739 |
Electrokinetic leaching |
May. 6, 1997 |
| 5620585 |
Inorganic perbromide compositions and methods of use thereof |
Apr. 15, 1997 |
| 5542558 |
Method for manufacturing micro-mechanical components using selective anodization of silicon |
Aug. 6, 1996 |
| 5393388 |
Electrolytic process for extracting high purity platinum from platinum alloys |
Feb. 28, 1995 |
| 5124008 |
Method of extraction of valuable minerals and precious metals from oil sands ore bodies and other related ore bodies |
Jun. 23, 1992 |
| 4909913 |
Method for recovering a metal |
Mar. 20, 1990 |
| 4892631 |
Recovery of precious metals from complex ores |
Jan. 9, 1990 |
| 4834850 |
Efficient electrolytic precious metal recovery system |
May. 30, 1989 |
| 4826579 |
Electrolytic preparation of tin and other metals |
May. 2, 1989 |
| 4795538 |
Electrochemical process for recovering metallic rhodium from aqueous solutions of spent catalysts |
Jan. 3, 1989 |
| 4775452 |
Process for dissolution and recovery of noble metals |
Oct. 4, 1988 |
| 4543169 |
Gold recovery process |
Sep. 24, 1985 |
| 4478696 |
Ionizable reducing and oxidizing gaseous supply means and process for catalytic barriers and electrodes |
Oct. 23, 1984 |
| 4435258 |
Method and apparatus for the recovery of palladium from spent electroless catalytic baths |
Mar. 6, 1984 |
| 4405420 |
Catalyzed electrochemical gasification of carbonaceous materials at anode and electrowinning of metals at cathode |
Sep. 20, 1983 |
| 4385970 |
Spontaneous deposition of metals using fuel fed catalytic electrode |
May. 31, 1983 |
| 4382845 |
Selective electrowinning of palladium |
May. 10, 1983 |
| 4139432 |
Process for electrochemically recovering precious metals from ores |
Feb. 13, 1979 |
| 3930969 |
Process for oxidizing metal sulfides to elemental sulfur using activated carbon |
Jan. 6, 1976 |
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