Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360234 | In-situ method and apparatus for sparging gas bubbles | Limin Hsueh, Donald H. Davidson, Ray V. Huff | 1982-11-23 |
| 4359449 | Process for making titanium oxide from titanium ore | Martin A. Prieto | 1982-11-16 |
| 4351809 | Process for reducing phosphate ore | Joseph A. Megy | 1982-09-28 |
| 4351813 | Process for producing phosphorus pentoxide or phosphorus or phosphoric acid | Joseph A. Megy | 1982-09-28 |