Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10895152 | Borehole sealing and improved foam properties for controlled foam injection (CFI) fragmentation of hard compact materials | J. Roberto Frias | 2021-01-19 |
| 6375271 | Controlled foam injection method and means for fragmentation of hard compact rock and concrete | — | 2002-04-23 |
| 6102484 | Controlled foam injection method and means for fragmentation of hard compact rock and concrete | — | 2000-08-15 |
| 5308149 | Non-explosive drill hole pressurization method and apparatus for controlled fragmentation of hard compact rock and concrete | John D. Watson | 1994-05-03 |
| 5098163 | Controlled fracture method and apparatus for breaking hard compact rock and concrete materials | — | 1992-03-24 |
| 4607792 | Oscillating pulsed jet generator | — | 1986-08-26 |