Issued Patents All Time
Showing 25 most recent of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5157178 | Process for producing oxygenated gasoline | Gregory J. Gajda | 1992-10-20 |
| 5047139 | Catalyst for mid-barrel hydrocracking and process using same | Frank P. Gortsema, Regis J. Pellet, Albert R. Springer | 1991-09-10 |
| 5019240 | Hydrocracking process | Donald F. Best, Gary N. Long, Regis J. Pellet, Edward T. Wolynic | 1991-05-28 |
| 4995964 | Midbarrel hydrocracking process employing rare earth pillared clays | Frank P. Gortsema, John R. McCauley, Regis J. Pellet, James G. Miller | 1991-02-26 |
| 4992160 | Conversion of crude oil feeds by catalytic cracking | Gary N. Long, Regis J. Pellet | 1991-02-12 |
| 4976846 | Conversion of crude oil feeds | Gary N. Long, Regis J. Pellet | 1990-12-11 |
| 4960504 | Dewaxing catalysts and processes employing silicoaluminophosphate molecular sieves | Regis J. Pellet, Gary N. Long, Frank P. Gortsema, Albert R. Springer | 1990-10-02 |
| 4923594 | Fluid catalytic cracking process | Regis J. Pellet, Peter K. Coughlin | 1990-05-08 |
| 4914067 | Catalytic cracking catalysts and cracking process using mixed catalyst system | Regis J. Pellet, Peter K. Coughlin, Mark T. Staniulis, Gary N. Long | 1990-04-03 |
| 4913798 | Hydrocracking catalyts and processes employing silicoaluminophosphate molecular sieves | Frank P. Gortsema, Regis J. Pellet, Albert R. Springer, Gary N. Long | 1990-04-03 |
| 4913799 | Hydrocracking catalysts and processes employing non-zeolitic molecular sieves | Frank P. Gortsema, Regis J. Pellet, Albert R. Springer, Gary N. Long | 1990-04-03 |
| 4906351 | Dewaxing catalysts and processes employing non-zeolitic molecular sieves | Regis J. Pellet, Gary N. Long, Frank P. Gortsema, Albert R. Springer | 1990-03-06 |
| 4897178 | Hydrocracking catalyst and hydrocracking process | Donald F. Best, Gary N. Long, Regis J. Pellet, Edward T. Wolynic, Frank P. Gortsema +1 more | 1990-01-30 |
| 4889616 | Octane boosting | James G. Miller, Regis J. Pellet, Edwar S. Shamshoum | 1989-12-26 |
| 4880760 | Dewaxing catalysts employing non-zeolitic molecular sieves | Regis J. Pellet, Gary N. Long, Frank P. Gortsema, Albert R. Springer | 1989-11-14 |
| 4874733 | Cobalt Fischer-Tropsch catalysts having improved selectivity | James G. Miller | 1989-10-17 |
| 4874732 | Cobalt Fischer-Tropsch catalysts having improved selectivity | James G. Miller | 1989-10-17 |
| 4859314 | Catalytic cracking catalysts and cracking process using non-zeolitic molecular sieves | Regis J. Pellet, Peter K. Coughlin, Mark T. Staniulis, Gary N. Long | 1989-08-22 |
| 4857495 | Hydrocracking catalysts and processes employing silicoaluminophosphate molecular sieves | Frank P. Gortsema, Regis J. Pellet, Albert R. Springer, Gary N. Long | 1989-08-15 |
| 4855036 | Catalytic cracking process | Robert L. Chiang, Raymond G. Perigard | 1989-08-08 |
| 4842714 | Catalytic cracking process using silicoaluminophosphate molecular sieves | Regis J. Pellet, Peter K. Coughlin, Mark T. Staniulis, Gary N. Long | 1989-06-27 |
| 4818739 | Hydrocracking catalysts and processes employing non-zeolitic molecular sieves | Frank P. Gortsema, Regis J. Pellet, Albert R. Springer, Gary N. Long | 1989-04-04 |
| 4814316 | Novel catalyst composition, and processes for making and using same | Regis J. Pellet, Peter K. Coughlin | 1989-03-21 |
| 4804647 | Dewaxing catalysts and processes employing titanoaluminosilicate molecular sieves | Regis J. Pellet, Frank P. Gortsema, Gary N. Long | 1989-02-14 |
| 4803185 | Octane boosting catalyst | James G. Miller, Regis J. Pellet, Edwar S. Shamshoum | 1989-02-07 |