Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697441 | Selective zonal isolation of oil wells | Stephen Davies, Demosthenis Georgeou Pafitis, Geoffrey Maitland, Jean-Pierre Poyet | 1997-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697441 | Selective zonal isolation of oil wells | Stephen Davies, Demosthenis Georgeou Pafitis, Geoffrey Maitland, Jean-Pierre Poyet | 1997-12-16 |