Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5859305 | Method for optimizing hydrogen fluoride alxylation and increasing process safety | Kenneth Roy Comey, III | 1999-01-12 |
| 5545602 | Catalyst with specified pore size distribution | Govanon Nongbri, Roy E. Pratt, David E. Sherwood, Jr., Pei-Shing E. Dai | 1996-08-13 |
| 5494570 | Ebullated bed process | Govanon Nongbri, David E. Self, Glenn A. Clausen | 1996-02-27 |
| 5468371 | Catalyst for residual conversion demonstrating reduced toluene insolubles | Govanon Nongbri, Roy E. Pratt | 1995-11-21 |
| 5435908 | Hydroconversion process employing catalyst with specified pore size distribution | Govanon Nongbri, Roy E. Pratt, David E. Sherwood, Jr., Pei-Shing E. Dai | 1995-07-25 |
| 5416054 | Hydroconversion catalyst with specified pore size distribution | Pei-Shing E. Dai, Govanon Nongbri, Roy E. Pratt, David E. Sherwood, Jr. | 1995-05-16 |
| 5399259 | Hydroconversion process employing catalyst with specified pore size distribution | Pei-Shing E. Dai, Govanon Nongbri, Roy E. Pratt, David E. Sherwood, Jr. | 1995-03-21 |
| 5215653 | Catalyst inventory control in an ebullated bed process | Govanon Nongbri | 1993-06-01 |
| 5156733 | Method for controlling sedimentation in an ebulated bed process | Govanon Nongbri, Stanley M. Farabee | 1992-10-20 |
| 5108580 | Two catalyst stage hydrocarbon cracking process | Govanon Nongbri, Roy E. Pratt, Charles H. Schrader, William B. Livingston, Michael P. Bellinger +1 more | 1992-04-28 |
| 4394254 | Method for separating straight chain hydrocarbons using zeolites having large crystals | Paul H. Lewis | 1983-07-19 |
| 4354242 | Feedstock temperature control system | Charles A. Ganster | 1982-10-12 |
| 4349884 | Feedstock temperature control system | Charles A. Ganster | 1982-09-14 |
| 4347577 | Feedstock temperature control system | Charles A. Ganster | 1982-08-31 |
| 4244810 | Fluidized catalytic cracking process for increased hydrogen production | Douglas J. Youngblood | 1981-01-13 |