| 205 / | HD | ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS |
| 334 | DF | ELECTROLYTIC SYNTHESIS (PROCESS, COMPOSITION, AND METHOD OF PREPARING COMPOSITION) {21} |
| 560 | DF | .~ Preparing single metal {12} |
| 574 | DF | .~.~ Copper produced {4} |
| 575 | DF | .~.~.~ Utilizing specified electrode other than consumable copper containing electrode {1} |
| 576 | | .~.~.~.~ Specified anode {3} |
| 577 | DF | .~.~.~.~.~> Elemental carbon containing (e.g., graphite, etc.) |
| 578 | DF | .~.~.~.~.~> Lead containing |
| 579 | DF | .~.~.~.~.~> Iron, cobalt, or nickel containing |