Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6283228 | Method for preserving core sample integrity | Steven R. Radford, William A. Mallow, Dorothy P. Enright | 2001-09-04 |
| 6006844 | Method and apparatus for simultaneous coring and formation evaluation | Luc Van Puymbroeck, John W. Harrell, Michael H. Johnson | 1999-12-28 |
| 5881825 | Method for preserving core sample integrity | Dorothy P. Enright | 1999-03-16 |
| 5568838 | Bit-stabilized combination coring and drilling system | Barry Wayne Struthers | 1996-10-29 |
| 5560438 | Method and composition for preserving core sample integrity using an encapsulating material | Dorothy P. Enright | 1996-10-01 |
| 5546798 | Method and composition for preserving core sample integrity using a water soluble encapsulating material | Dorothy P. Enright | 1996-08-20 |
| 5482123 | Method and apparatus for pressure coring with non-invading gel | — | 1996-01-09 |
| 5360074 | Method and composition for preserving core sample integrity using an encapsulating material | William A. Mallow, Steven R. Radford | 1994-11-01 |