| 266 / | HD | METALLURGICAL APPARATUS |
| 114 | DF | HAVING MEANS FOR CONTACTING A SOLID METALLIFEROUS MATERIAL OR METAL OBJECT WITH A LIQUID {5} |
| 121 | DF | .~ With heating means, e.g., flame contact {6} |
| 128 | DF | .~.~ By electric heating means {1} |
| 129 | ![]() | .~.~.~ Inductance type |