Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686396 | Efficiency of polyglycerol with other additives to remove water from shale | Eric van Oort | 1997-11-11 |
| 5673753 | Solidification of water based muds | Kenneth M. Cowan | 1997-10-07 |
| H1685 | Drilling fluid | Hon Chung Lau, Louis A. Bernardi, Jr. | 1997-10-07 |
| 5656576 | Reducing polyethercyclocpolyol metal adhesion | George C. Blytas | 1997-08-12 |
| 5637795 | Apparatus and test methodology for measurement of bit/stabilizer balling phenomenon in the laboratory | Peringandoor Raman Hariharan, Sanjit Roy | 1997-06-10 |
| 5602082 | Efficiency of ethoxylated/propoxylated polyols with other additives to remove water from shale | Eric van Oort | 1997-02-11 |