| 427 / | HD | COATING PROCESSES |
| 457 | DF | DIRECT APPLICATION OF ELECTRICAL, MAGNETIC, WAVE, OR PARTICULATE ENERGY {15} |
| 595 | DF | .~ Electromagnetic or particulate radiation utilized (e.g., IR, UV, X-ray, gamma ray, actinic, microwave, radio wave, atomic particle; i.e., alpha ray, beta ray, electron, etc.) {1} |
| 596 | DF | .~.~ Laser or electron beam (e.g., heat source, etc.) {1} |
| 597 | | .~.~.~ Metal or metal alloy containing coating material applied |