Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4734159 | Evaporation apparatus | — | 1988-03-29 |
| 4600474 | Evaporation method | — | 1986-07-15 |
| 4251491 | Process for making sodium tripolyphosphate from wet process phosphoric acid | Stanley A. Ficner, Andrew J. Klanica | 1981-02-17 |
| 4197913 | Use of phosphogypsum for fire suppression | — | 1980-04-15 |