| 6379608 |
Method for closing and opening a tapping hole of a metallurgical vessel |
Helmut Kerschbaum, Ernst Hollwarth, Albert Paster, Christian Post |
2002-04-30 |
| 6228320 |
Tiltable converter |
Rashed N. Nagati, Rudolf Gruber, Guenther Staudinger, Thomas Daum |
2001-05-08 |
| 5653936 |
Method of cooling a hot surface and an arrangement for carrying out the method |
Ernst Fritz, Manfred Eysn, Rudolf Gruber, Peter Kickinger |
1997-08-05 |
| 5364079 |
Tiltable converter |
Rudolf Gruber, Rupert Berger, Gerhard Losbichler |
1994-11-15 |
| 4697274 |
Electric melting furnace arrangement as well as a method of influencing the composition of a mineral melt for producing wool |
Leopold Amon, Alfred Kubelbock, Wolfgang Trimmel, Paul Nalepka, Leopold Schropp +4 more |
1987-09-29 |
| 4678419 |
Arrangement for the production of vitrified slag |
Dietmar Stephani, Leopold Schropp, Wilhelm Stastny |
1987-07-07 |
| 4678168 |
Tilting channel arrangement for guiding a molten material |
Leopold Amon, Alfred Kubelbock, Wolfgang Trimmel, Paul Nalepka, Leopold Schropp +4 more |
1987-07-07 |
| 4617672 |
Electric furnace arrangement |
Leopold Amon, Alfred Kubelbock, Wolfgang Trimmel, Paul Nalepka, Leopold Schropp +4 more |
1986-10-14 |
| 4572281 |
Method and arrangement for recovering the sensible heat of slag |
Paul Mullner |
1986-02-25 |
| 4561883 |
Method of producing metals or metal alloys and an arrangement therefor |
Paul Mullner, Gerhard Hubweber |
1985-12-31 |
| 4281823 |
Tiltable converter arrangement |
Rupert Berger, Manfred Eysn, Hermann Haslehner, Helmut Smejkal, Michael Sattler |
1981-08-04 |
| 4280688 |
Tiltable converter arrangement |
Rupert Berger, Manfred Eysn, Hermann Haslehner, Helmut Smejkal, Michael Sattler |
1981-07-28 |