Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8070962 | Using oxidizing agents to remove thiocyanates from brines | — | 2011-12-06 |
| 7863223 | Oil-based insulating packer fluid | Larry H. Leggett, Charles Svoboda, Robert L. Horton, Joyce H. Zhang | 2011-01-04 |