Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9222030 | Method for removing oxygen from an oil sand stream | Steven Paul Giles, Cristiane Michaëla Visser | 2015-12-29 |
| 4789030 | Production of hydrogen sulphide containing gas from underground formations | Edward A. Luinstra | 1988-12-06 |