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} |
341 | DF | .~ Utilizing AC or specified wave form other than pure DC {1} |
342 | .~.~ Reversing nonpulsed current or voltage |