Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5586027 | Method and apparatus for determining flow rates in multi-phase fluid flow mixtures | Mohammad J. Davarzani | 1996-12-17 |
| 5375465 | Method for gas/liquid well profiling | — | 1994-12-27 |
| 4878180 | Method of evaluating the condition of tubular goods | Vernie C. McWhirter, James Edward Pickett | 1989-10-31 |
| 4744030 | Method and apparatus for measuring internal casing wear | James C. Barnette | 1988-05-10 |
| 4736298 | Method of detecting collars using computerized pattern recognition | Steven B. Easton, James C. Barnette | 1988-04-05 |
| 4718047 | Analysis of cement bonding utilizing temperature profiles | Edward W. Lanuke, James C. Barnette | 1988-01-05 |
| 4646273 | Method and apparatus for evaluating flow characteristics of fluid behind pipe | James M. Johnston | 1987-02-24 |
| 4441361 | Method and apparatus for measurement of fluid density and flow rates in multi-phase flow regimes | Raymond E. Roesner, Edward W. Lanuke | 1984-04-10 |
| 4441362 | Method for determining volumetric fractions and flow rates of individual phases within a multi-phase flow regime | — | 1984-04-10 |