Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816758 | Method and apparatus for the detection of slag co-flowing within a stream of molten metal | Wolfgang Theissen, Edmund Julius | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816758 | Method and apparatus for the detection of slag co-flowing within a stream of molten metal | Wolfgang Theissen, Edmund Julius | 1989-03-28 |