| 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} |
| 615 | DF | .~ Preparing nonmetal element {8} |
| 633 | ![]() | .~.~ Oxygen produced {3} |
| 634 | DF | .~.~.~> Utilizing inorganic solid electrolyte |
| 635 | DF | .~.~.~> Utilizing nonmetal containing electrode |
| 636 | DF | .~.~.~> Utilizing group VIII metal alloy electrode |