Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7981379 | Producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenance | William James Hughes | 2011-07-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7981379 | Producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenance | William James Hughes | 2011-07-19 |