| 427 / | HD | COATING PROCESSES |
| 402 | DF | APPLYING SUPERPOSED DIVERSE COATING OR COATING A COATED BASE {9} |
| 419.1 | ![]() | .~ Metallic compound-containing coating {3} |
| 419.2 | DF | .~.~> Oxide-containing coating {3} |
| 419.7 | DF | .~.~> Boride, carbide, nitride, phosphide, silicide, or sulfide-containing coating |
| 419.8 | DF | .~.~> Organometallic or metal salt of organic compound-containing coating |