| 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} |
| 379 | DF | .~.~ Plural heating or drying steps {2} |
| 380 | ![]() | .~.~.~ Metal or metallic compound containing coating |