Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644244 | Method for analyzing a petroleum stream | John D. Marrelli, Dale F. Brost, Farhan Siddioui, Lisa L. Pepin | 1997-07-01 |
| 5625293 | Determination of the watercut of a multiphase flow directly from measured microwave frequency dielectric properties | John D. Marrelli, David A. Helms, Michael G. Durrett, Gregory J. Hatton | 1997-04-29 |