Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7585406 | Process for hydroconverting of a heavy hydrocarbonaceous feedstock | Salambek Naibovich Khadzhiev, Khusain Magamedovich Kadiev, Vahid Khumaidovich Mezhidov, Jamshid Zarkesh, Seyed Kamal Masoudian Targhi | 2009-09-08 |
| 7419652 | Process for removing sulfur particles from an aqueous catalyst solution and for removing hydrogen sulfide and recovering sulfur from a gas stream | Mohammad Reza Khattaty, Khaled Forsat, Manafi Hossein | 2008-09-02 |
| 7297651 | Process for removing sulfur particles from an aqueous catalyst solution and for removing hydrogen sulfide and recovering sulfur from a gas stream | Mohammad Reza Khattaty, Khaled Forsat, Hossein Manafi Varkiani | 2007-11-20 |
| 5909773 | Method of repairing a damaged well | Paul C. Koehler, Stephen A. Geibel, Michael B. Whitlock, Christophe Malbrel | 1999-06-08 |
| 5664628 | Filter for subterranean wells | Paul C. Koehler, Stephen A. Geibel, Michael B. Whitlock, Christophe Malbrel | 1997-09-09 |
| 5458198 | Method and apparatus for oil or gas well cleaning | Christophe Malbrel | 1995-10-17 |
| 5439058 | Method of cleaning an oil or gas well | Christophe Malbrel | 1995-08-08 |