Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8765622 | Recovery of slurry unsupported catalyst | Lalit S. Shah, Christopher A. Powers, Fred D. Brent, Bruce Reynolds, Andre R. Da Costa | 2014-07-01 |
| 7241393 | Method and apparatus for separating solids from a slurry | Lee David Rhyne, Ming He, Lalit S. Shah | 2007-07-10 |
| 6116259 | Method and apparatus for measuring and adjustably controlling vapor-liquid mixing ratio at pipe junctions | James L. G. Schrodt, Eric L. Berger | 2000-09-12 |
| 6056001 | Methods for positively assuring the equal distribution of liquid and vapor at piping junctions in two phase flow by intermittent flow interruption | Jackie R. Boyles, James L. G. Schrodt | 2000-05-02 |
| 5971069 | Well completion and production techniques | Kevin R. Bowlin | 1999-10-26 |
| 5857519 | Downhole disposal of well produced water using pressurized gas | Kevin R. Bowlin | 1999-01-12 |
| 5756898 | Passive acoustic method of measuring the effective internal diameter of a pipe containing flowing fluids | Victor Diatschenko, Winthrop K. Brown, Anna Nicole Ledoux | 1998-05-26 |
| 5738779 | Hydrotreating process with two phase flow splitting and heat recovery | Michael M. Dach, Rich W. Barkley, Jon Andrew Branson, James L. G. Schrodt | 1998-04-14 |
| 5709468 | Method for equalizing steam quality in pipe networks | Edward A. Woerheide, Mark T. Rubel | 1998-01-20 |
| 5549000 | Passive acoustic detection of pipeline pigs | Winthrop K. Brown, Victor Diatschenko | 1996-08-27 |
| 5509478 | Method of determining the quality of steam for stimulating hydrocarbon production | — | 1996-04-23 |
| 5415048 | Acoustic gas-liquid flow meter | Victor Diatschenko, Anna Nicole Ledoux, Winthrop K. Brown | 1995-05-16 |
| 5415195 | Method and apparatus for controlling phase splitting at branch T pipe junctions | Eric L. Berger, Edward A. Woerheide, James L. G. Schrodt | 1995-05-16 |
| 5413145 | Low-pressure-drop critical flow venturi | Lee David Rhyne | 1995-05-09 |
| 5407274 | Device to equalize steam quality in pipe networks | Edward A. Woerheide, Mark T. Rubel | 1995-04-18 |
| 5353627 | Passive acoustic detection of flow regime in a multi-phase fluid flow | Victor Diatschenko, Winthrop K. Brown | 1994-10-11 |
| 5307832 | Method and apparatus for automatically transferring and measuring wet steam between priority and secondary users | James L. G. Schrodt, Stephen S. Wheeler | 1994-05-03 |
| 5307833 | Method and apparatus for automatically transferring and measuring wet steam between priority and secondary users | James L. G. Schrodt, Stephen S. Wheeler | 1994-05-03 |
| 5285962 | Method and apparatus for automatically transferring and measuring wet steam between multiple constant demand users | James L. G. Schrodt, Stephen S. Wheeler | 1994-02-15 |
| 5251662 | Device to equally distribute the vapor and liquid phases during wet steam flow through branch tee junctions | Mark T. Rubel | 1993-10-12 |
| 5250104 | Method and apparatus for controlling phase splitting at pipe junctions | Eric L. Berger, Mark T. Rubel, James L. G. Schrodt | 1993-10-05 |
| 5218985 | Method and apparatus for eliminating unequal phase splitting at piping junctions | Eric L. Berger, Mark T. Rubel, James L. G. Schrodt | 1993-06-15 |