| 427 / | HD | COATING PROCESSES |
| 331 | DF | WITH POST-TREATMENT OF COATING OR COATING MATERIAL {14} |
| 372.2 | DF | .~ Heating or drying (e.g., polymerizing, vulcanizing, curing, etc.) {8} |
| 383.1 | DF | .~.~ Metal coating {1} |
| 383.3 | | .~.~.~ Inorganic base {2} |
| 383.5 | DF | .~.~.~.~> Fused oxide-containing base (e.g., ceramic, glass, etc.) |
| 383.7 | DF | .~.~.~.~> Metal base |