| 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} |
| 597 | DF | .~.~ Lead produced {3} |
| 601 | ![]() | .~.~.~ Bath contains organic material |