Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495093 | Device for closing a tap hole of a metallurgical vessel | Helmut Kerschbaum, Albert Paster | 2002-12-17 |
| 6379608 | Method for closing and opening a tapping hole of a metallurgical vessel | Bernhard Enkner, Helmut Kerschbaum, Albert Paster, Christian Post | 2002-04-30 |
| 5090622 | Arrangement for supplying media to a blowing lance | Johann Fohler, Hellmuth Smejkal | 1992-02-25 |
| 4951928 | Blowing lance arrangement | Manfred Eysn, Ernest Fuhrmann, Hans Grabner, Hellmuth Smejkal | 1990-08-28 |