Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4993689 | Convertor for continuously melting scrap with tapping means | Ludwig von Bogdandy, Gerhard Mitter, Otto Koller | 1991-02-19 |
| 4957547 | Process for continuously melting of steel | Ludwig von Bogdandy, Gerhard Mitter, Otto Koller, Christian Jaquemar, Hans Jurgen Langhammer | 1990-09-18 |
| 4950325 | Process for heating steel melts and an apparatus for carrying out the process | Gerhard Mitter, Otto Koller | 1990-08-21 |
| 4941913 | Process for heating steel melts as well as device for performing this process | Otto Koller | 1990-07-17 |
| 4940487 | Process for utilizing of zinc-containing metallurgical dusts and sludges | Walter Lugscheider | 1990-07-10 |
| 4909306 | Stirring provision for a continuous casting plant | Wolfgang Polanschutz, Alfred Moser | 1990-03-20 |
| 4895594 | Process for continuously melting scrap | Ludwig von Bogdandy, Gerhard Mitter, Otto Koller | 1990-01-23 |
| 4699205 | Method of establishing a turbulent motion of molten steel within a strand guide | Wolfgang Polanschutz | 1987-10-13 |
| 4691757 | Arrangement provided at a continuous casting plant | Wolfgang Polanschutz, Alfred Moser | 1987-09-08 |
| 4525211 | Process for producing a microkilled steel suitable for freerun continuous casting for subsequent cold forming | Otto Koller, Karl Abendstein | 1985-06-25 |