Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10161237 | Identification of proppant in subterranean fracture zones using a ratio of capture to inelastic gamma rays | Xiaogang Han, Harry D. Smith, Jr., Robert Duenckel | 2018-12-25 |