Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |