Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8201409 | Closed loop, hot dry rock heat recovery fluid | — | 2012-06-19 |
| 8020382 | Closed loop, hot dry rock heat recovery process | — | 2011-09-20 |
| 6679326 | Pro-ecological mining system | — | 2004-01-20 |
| 6627680 | Matrix of meltable minerals and fertilizers | — | 2003-09-30 |
| 6318468 | Recovery and reforming of crudes at the heads of multifunctional wells and oil mining system with flue gas stimulation | — | 2001-11-20 |
| 4550779 | Process for the recovery of hydrocarbons for mineral oil deposits | — | 1985-11-05 |
| 4305463 | Oil recovery method and apparatus | — | 1981-12-15 |
| 4289354 | Borehole mining of solid mineral resources | — | 1981-09-15 |
| 4249775 | Mining of sulphur | — | 1981-02-10 |