| 204 / | HD | CHEMISTRY: ELECTRICAL AND WAVE ENERGY |
| * | DD | PROCESSES AND PRODUCTS {7} |
| 450 | DF | .~ Electrophoresis or electro-osmosis processes and electrolyte compositions therefor when not provided for elsewhere {14} |
| 471 | DF | .~.~ Coating or forming of object {13} |
| 489 | DF | .~.~.~ Using bath having designated chemical composition (DCC) {5} |
| 492 | DF | .~.~.~.~ Anodic processes only {5} |
| 493 | ![]() | .~.~.~.~.~ With heat treatment of coating {1} |
| 494 | DF | .~.~.~.~.~.~> And washing, rinsing, or drying of coating |