Issued Patents All Time
Showing 25 most recent of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8722570 | Cobalt catalyst with improved activity maintenance | — | 2014-05-13 |
| 8057572 | Metal recovery | — | 2011-11-15 |
| 7417073 | Preparation of titania and cobalt aluminate catalyst supports and their use in Fischer-Tropsch synthesis | Louis F. Burns | 2008-08-26 |
| 7253136 | Preparation of titania and cobalt aluminate catalyst supports and their use in Fischer-Tropsch synthesis | Louis F. Burns | 2007-08-07 |
| 6777451 | Catalyst enhancement | Russell John Koveal, Michel Daage, Janet Renee Clark | 2004-08-17 |
| 6590002 | Temperature controlled in situ wax purification | Robert J. Wittenbrink, Louis F. Burns, Gregg Johnston Howsmon, Geoffrey R. Say | 2003-07-08 |
| 6531517 | Process for increasing carbon monoxide hydrogenation activity of catalysts via low temperature oxidation with water, steam or mixture thereof | William A. Wachter, Gregg Johnston Howsmon, Jeffrey T. Elks, LeRoy R. Clavenna, Hyung Suk Woo +2 more | 2003-03-11 |
| 6521565 | Cobalt catalyst compositions useful for conducting carbon monoxide hydrogenation reactions | LeRoy R. Clavenna, Hyung Suk Woo, William A. Wachter | 2003-02-18 |
| RE37649 | Draft tube for catalyst rejuvenation and distribution | Larry E. Pedrick, William C. Behrmann | 2002-04-09 |
| 6331575 | Preparation of high activity catalysts; the catalysts and their use | — | 2001-12-18 |
| 6319960 | Method for hydrocarbon synthesis reactions | William C. Behrmann, Kym B. Arcuri, Mordechay Herskowitz | 2001-11-20 |
| RE37406 | Surface supported cobalt catalysts, process utilizing these catalysts for the preparation of hydrocarbons from synthesis gas and process for the preparation of said catalysts | William C. Behrmann, Kym B. Arcuri | 2001-10-09 |
| RE37229 | Hydrocarbon synthesis reactor employing vertical downcomer with gas disengaging means | William C. Behrmann, Larry E. Pedrick | 2001-06-12 |
| 6136868 | Preparation of high activity catalysts; the catalysts and their use | Claude C. Culross | 2000-10-24 |
| 6124367 | Titania catalysts, their preparation and use in fischer-tropsch synthesis | Stanislaw Plecha, Larry E. Pedrick | 2000-09-26 |
| 6117814 | Titania catalysts their preparation and use in fischer-tropsch synthesis | Stanislaw Plecha, Larry E. Pedrick | 2000-09-12 |
| 6087405 | Titania catalysts, their preparation and use in Fischer-Tropsch synthesis | Stanislaw Plecha, Larry E. Pedrick | 2000-07-11 |
| 5968991 | Preparation of high activity catalysts; the catalysts and their use | — | 1999-10-19 |
| 5945459 | Preparation of high activity catalysts; the catalysts and their use | — | 1999-08-31 |
| 5863856 | Preparation of high activity catalysts the catalysts and their use | — | 1999-01-26 |
| 5856261 | Preparation of high activity catalysts; the catalysts and their use | Claude C. Culross | 1999-01-05 |
| 5856260 | Preparation of high activity catalysts; the catalysts and their use | — | 1999-01-05 |
| 5545674 | Surface supported cobalt catalysts, process utilizing these catalysts for the preparation of hydrocarbons from synthesis gas and process for the preparation of said catalysts | William C. Behrmann, Kym B. Arcuri | 1996-08-13 |
| 5382748 | Hydrocarbon synthesis reactor employing vertical downcomer with gas disengaging means | William C. Behrmann, Larry E. Pedrick | 1995-01-17 |
| 5268344 | Draft tube for catalyst rejuvenation and distribution | Larry E. Pedrick, William C. Behrmann | 1993-12-07 |