Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6387334 | Balanced flow resistance OCR distributor cone | William B. Krantz, David E. Earls, Julie Chabot, Krishniah Parimi | 2002-05-14 |
| 5879642 | Fixed bed reactor assembly having a guard catalyst bed | Dennis R. Cash | 1999-03-09 |
| 5660715 | Apparatus and method for quenching in hydroprocessing of a hydrocarbon feed stream | Bruce Reynolds, Robert W. Bachtel, Robert J. Klett, David N. Brossard, David E. Earls | 1997-08-26 |
| 5648051 | Apparatus and method for quenching in hydroprocessing of a hydrocarbon feed stream | Bruce Reynolds, Robert W. Bachtel, Robert J. Klett, David N. Brossard, David E. Earls | 1997-07-15 |
| 5589057 | Method for extending the life of hydroprocessing catalyst | Brian A. Darsow | 1996-12-31 |
| 5492617 | Apparatus and method for quenching in hydroprocessing of a hydrocarbon feed stream | Bruce Reynolds, Robert W. Bachtel, Robert J. Klett, David N. Brossard, David E. Earls | 1996-02-20 |
| 5021147 | Solid addition and withdrawal | Roger P. Van Driesen, William R. Adams, Mario Baldasarri, John Caspers | 1991-06-04 |
| 4875995 | Solid addition and withdrawal | Roger P. Van Driesen, William R. Adams, Mario Baldasarri, John Caspers | 1989-10-24 |
| 4809985 | Golf game and method for playing a golf game | — | 1989-03-07 |
| 4771502 | Towel and method of making same | — | 1988-09-20 |
| 4744887 | Solid addition and withdrawal | Roger P. Van Driesen, William R. Adams, Mario Baldasarri, John Caspers | 1988-05-17 |
| 4738770 | Apparatus and method of removal of catalyst blockage from reactor recycle pumps | Kenneth E. Hastings | 1988-04-19 |
| 4684456 | Control of bed expansion in expanded bed reactor | Roger P. Van Driesen, William R. Adams, John Caspers, Mario Baldasarri | 1987-08-04 |