| 505 / | HD | SUPERCONDUCTOR TECHNOLOGY: APPARATUS, MATERIAL, PROCESS |
| 725 | DF | PROCESS OF MAKING OR TREATING HIGH Tc (ABOVE 30 K) SUPERCONDUCTING SHAPED MATERIAL, ARTICLE, OR DEVICE {11} |
| 730 | DF | .~ Vacuum treating or coating {2} |
| 732 | ![]() | .~.~ Evaporative coating with superconducting material |