Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4984769 | Tap spout for metallurgical vessels and method of repairing | Raimund Bruckner, Axel Eschner, Manfred Oberbach, Hans Rothfuss, Dieter Stusser | 1991-01-15 |
| 4522376 | Gas flushing inlet arrangement in a metallurgical vessel and method of operation of such an arrangement | — | 1985-06-11 |
| 4331471 | Method and device for installing and replacing a gas permeable insert in the wall of a vessel and for the introduction of gas therethrough | Jacques Brihay | 1982-05-25 |