| 5323417 |
Metallurgical vessel for direct-current arc equipment |
Werner Hofmann |
1994-06-21 |
| 4816758 |
Method and apparatus for the detection of slag co-flowing within a stream of molten metal |
Wolfgang Theissen, Edmund Julius |
1989-03-28 |
| 4708191 |
Apparatus for indicating the level in metallurgical vessels by electromagnetic means |
Wolfgang Theissen, Urs Basler, Branislav Pesovic |
1987-11-24 |
| 4529029 |
Process for monitoring a continuous casting mold in operation |
— |
1985-07-16 |
| 4441541 |
Method of and apparatus for determining the melt level in a continuous-casting mold |
— |
1984-04-10 |
| 4365788 |
Process and apparatus for determining the level of molten metal in a metallurgical vessel, the temperature of the molten metal and the extent of wear of the refractory lining of the vessel |
— |
1982-12-28 |
| 4279149 |
Process for measuring the level of metal in vessels, especially in continuous casting molds |
— |
1981-07-21 |