Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4744971 | Process for treatment of phossy water for recycling | David A. Crea, Jerry A. Keely, Ronald L. Andersen, Byron L. Nichols | 1988-05-17 |
| 4220317 | Method of opening tapholes in a phosphorus furnace | Arden V. Tarum | 1980-09-02 |