Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6043402 | Method for minimizing diarylalkane formation in alkylation-transalkylation process using zeolite beta | — | 2000-03-28 |
| 5980859 | Modified zeolite beta processes for preparation | Richard T. Gajek | 1999-11-09 |
| 5962759 | Minimizing diphenylethane formation in alkylation of benzene by ethylene catalyzed by zeolite beta | — | 1999-10-05 |
| 5942650 | Process for the removal of nitrogen compounds from an aromatic stream | — | 1999-08-24 |
| 5898090 | Aromatic isomerization using a modified silicoaluminophosphate | John I. Hammerman, Edith M. Flanigen, Jennifer S. Holmgren, David A. Lesch, Robert L. Patton +2 more | 1999-04-27 |
| 5877370 | Method for minimizing diarylalkane formation in alkylation of aromatics by olefins by zeolite beta | — | 1999-03-02 |
| 5744686 | Process for the removal of nitrogen compounds from an aromatic hydrocarbon stream | — | 1998-04-28 |
| 5723710 | Zeolite beta and its use in aromatic alkylation | Richard T. Gajek | 1998-03-03 |
| 5536895 | Isomerization process using modified zeolite Omega | Vinayan Nair, Donald F. Best | 1996-07-16 |
| 5522984 | Modified zeolite beta, processes for preparation and use thereof | Richard T. Gajek | 1996-06-04 |
| 5516957 | Discrete molecular sieve and use | Hermant W. Dandekar, David A. Lesch, Thomas M. Reynolds, Robert L. Patton, Stephen T. Wilson | 1996-05-14 |
| 5478787 | Discrete molecular sieve and use | Hemant W. Dandekar, David A. Lesch, Thomas M. Reynolds, Robert L. Patton, Stephen T. Wilson | 1995-12-26 |
| 5463161 | Olefin isomerization process | Paul T. Barger | 1995-10-31 |
| 5434326 | Discrete molecular sieve and use in aromatic-olefin alkylation | Robert L. Patton, Stephen T. Wilson | 1995-07-18 |
| 5430221 | Process for isomerizing olefins in gasoline streams | — | 1995-07-04 |
| 5371311 | Modified zeolite omega and processes for preparing and using same | Vinayan Nair, Donald F. Best | 1994-12-06 |
| 5367101 | Pentene isomerization process | Randy J. Lawson, Dorothy M. Richmond, Paul T. Barger | 1994-11-22 |
| 5365008 | Olefin isomerization process | Paul T. Barger, R. Lyle Patton, David A. Lesch, Lorenz J. Bauer | 1994-11-15 |
| 5336831 | Olefin isomerization process | Paul T. Barger, Hayim Abrevaya | 1994-08-02 |
| 5292984 | Pentene isomerization and etherification | Paul T. Barger | 1994-03-08 |
| 5276236 | Discrete molecular sieve and use | Robert L. Patton, Stephen T. Wilson | 1994-01-04 |
| 5254789 | Process for isomerizing olefins in gasoline streams | — | 1993-10-19 |
| 5240891 | Discrete molecular sieve and use | Robert L. Patton, Stephen T. Wilson | 1993-08-31 |
| 5191146 | Olefin isomerization process | Paul T. Barger | 1993-03-02 |
| 5157178 | Process for producing oxygenated gasoline | Jule A. Rabo | 1992-10-20 |