Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863534 | Explosive compositions using a combination of emulsifying salts | — | 1989-09-05 |
| 4844756 | Water-in-oil emulsions | — | 1989-07-04 |
| 4840687 | Explosive compositions | John J. Mullay, Joseph A. Sohara | 1989-06-20 |
| 4828633 | Salt compositions for explosives | — | 1989-05-09 |