Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4526633 | Formulating and delivery system for emulsion blasting | Walter B. Sudweeks, Raymond D. Larsen | 1985-07-02 |
| 4322258 | Thermally stable emulsion explosive composition | Walter B. Sudweeks | 1982-03-30 |
| 4231821 | Emulsion blasting agent sensitized with perlite | Walter B. Sudweeks | 1980-11-04 |