Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6502631 | Reinforced borehole plugs | — | 2003-01-07 |
| 5273110 | Inflatable devices for suspending explosives and stemming materials in boreholes | — | 1993-12-28 |
| 5035286 | Methods and apparatus for field blasting of earth formations using inflatable devices for suspending explosives in boreholes | — | 1991-07-30 |
| 5000261 | Inflatable devices for suspending explosives in boreholes | — | 1991-03-19 |
| 4919203 | Methods and apparatus for field blasting of earth formations using inflatable devices for suspending explosives in bore holes | — | 1990-04-24 |
| 4913233 | Methods of field blasting of earth formations using inflatable devices for suspending explosives in boreholes | — | 1990-04-03 |