Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7976697 | NOX reduction compositions for use in partial burn FCC processes | M. Sundaram Krishnamoorthy, Michael S. Ziebarth, George Yaluris, John Allen Rudesill | 2011-07-12 |
| 7918991 | Compositions and processes for reducing NOx emissions during fluid catalytic cracking | Michael S. Ziebarth, M. Sundaram Krishnamoorthy | 2011-04-05 |
| 6451200 | Hydrothermally stable high pore volume aluminum oxide/swellable clay composites and methods of their preparation and use | Stanislaw Plecha, Charles Cross Wear, Gordon Dean Weatherbee | 2002-09-17 |
| 6403526 | Alumina trihydrate derived high pore volume, high surface area aluminum oxide composites and methods of their preparation and use | Michael Wallace | 2002-06-11 |
| 6303531 | Hydrothermally stable high pore volume aluminum oxide/swellable clay composites and methods of their preparation and use | Stanislaw Plecha, Charles Cross Wear | 2001-10-16 |
| 5002742 | Inorganic oxide sorbents for sulfur oxides | William A. Welsh, James M. Masselli | 1991-03-26 |
| H856 | Cation exchange Y zeolites as corrosion inhibitors | Leon Kutik | 1990-12-04 |
| 4940531 | Catalytic cracking process employing an acid-reacted metakaolin catalyst | — | 1990-07-10 |
| 4894143 | Catalytic cracking process employing an aluminum silicon spinel-mullite-gamma alumia containing catalyst | — | 1990-01-16 |
| 4847225 | Catalysts and catalyst supports | — | 1989-07-11 |
| 4843052 | Acid-reacted metakaolin catalyst and catalyst support compositions | — | 1989-06-27 |
| 4836913 | Catalytic cracking process exploying a zeolite as catalysts and catalyst supports | George J. Surland | 1989-06-06 |
| 4749672 | Catalysts and catalyst supports | George J. Surland | 1988-06-07 |
| 4271043 | Pillared interlayered clay products | David E. W. Vaughan, John S. Magee, Jr. | 1981-06-02 |
| 4248739 | Stabilized pillared interlayered clays | David E. W. Vaughan, John S. Magee, Jr. | 1981-02-03 |