Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5885323 | Foamy slag process using multi-circuit lance | Chung Soo Kim | 1999-03-23 |
| 5865876 | Multipurpose lance | Richard R. Watkins, Nicholas M. Rymarchyk | 1999-02-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5885323 | Foamy slag process using multi-circuit lance | Chung Soo Kim | 1999-03-23 |
| 5865876 | Multipurpose lance | Richard R. Watkins, Nicholas M. Rymarchyk | 1999-02-02 |