Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843598 | Method of shear wave porosity logging of a subsurface formation surrounding a cased well | — | 1989-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843598 | Method of shear wave porosity logging of a subsurface formation surrounding a cased well | — | 1989-06-27 |