Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6673230 | Process for oxygenation of components for refinery blending of transportation fuels | George A. Huff, Jr., William Gong, Monica Cristina Regalbuto | 2004-01-06 |
| 6437195 | Preparation of polyoxymethylene dimethyl ethers by acid-activated catalytic conversion of methanol with formaldehyde formed by dehydrogenation of methanol | Michael J. Spangler | 2002-08-20 |
| 6392102 | Preparation of polyoxymethylene dimethyl ethers by catalytic conversion of formaldehyde formed by oxidation of dimethyl ether | Michael J. Spangler | 2002-05-21 |
| 6350919 | Preparation of polyoxymethylene dialkane ethers, by catalytic conversion of formaldehyde formed by dehydrogenation of methanol or dimethyl ether | Michael J. Spangler | 2002-02-26 |
| 6265528 | Preparation of polyoxymethylene dimethyl ethers by acid-activated catalytic conversion of methanol with formaldehyde formed by oxy-dehydrogenation of dimethyl ether | Michael J. Spangler | 2001-07-24 |
| 6166266 | Preparation of polyoxymethylene dimethyl ethers by catalytic conversion of dimethyl ether with formaldehyde formed by oxidation of methanol | Michael J. Spangler | 2000-12-26 |
| 6160186 | Preparation of polyoxymethylene dimethyl ethers by catalytic conversion of dimethyl ether with formaldehyde formed by dehydrogenation of dimethyl ether | Michael J. Spangler | 2000-12-12 |
| 6160174 | Preparation of polyoxymethylene dimethyl ethers by catalytic conversion of dimethyl ether with formaldehyde formed by oxy-dehydrogenation of methanol | Michael J. Spangler | 2000-12-12 |
| 6037298 | Continuous catalytic process for preparation of organic carbonates | Michael J. Spangler | 2000-03-14 |
| 5959156 | Preparation of polyoxymethylene dimethyl ethers by catalytic conversion of dimethyl ether with formaldehyde formed by oxy-dehydrogenation of dimethyl ether | Michael J. Spangler | 1999-09-28 |
| 5856592 | Continuous vapor phase process for direct conversion of methanol to higher alcohols | — | 1999-01-05 |
| 5827356 | Continuous process for recovery of acetylene-free gaseous mixture | — | 1998-10-27 |
| 5750759 | Continuous catalytic process for preparation of organic carbonates | Michael J. Spangler | 1998-05-12 |
| 5670704 | Selective production of 2,6-dimethylnaphthalene | Deborah Hung | 1997-09-23 |
| 5364979 | Catalyzed vapor phase process for making alcohols | Cecelia A. Radlowski, Lewis E. Grimes, David F. Tatterson | 1994-11-15 |
| 5241114 | Method and system for extending catalyst useful life | Thomas G. Smith, Owen Bailey | 1993-08-31 |
| 5235102 | Catalytic distillation using rigid, cellular monoliths as catalyst-packing material | David Aaron Palmer | 1993-08-10 |
| 5235115 | Preparation of 2-alkoxy-6-ethylnaphthalenes | Wen-Dong Chang, Andreas Ernst, David Aaron Palmer, Daniel B. Pourreau, Patrick E. McMahon +1 more | 1993-08-10 |
| 5210355 | Selective production of 2,6-methylethylnaphthalene | Thomas G. Smith | 1993-05-11 |
| 5177286 | Selective production of a p-alkyltoluene or 4,4'-alkylmethylbiphenyl | Deborah Hung | 1993-01-05 |
| 5171917 | Selective production of a p-alkylethylbenzene or 4,4'-alkylethylbiphenyl | Deborah Hung | 1992-12-15 |
| 5159125 | Catalyzed vapor phased process for making alcohols | — | 1992-10-27 |
| 5138098 | 2-acyl-6-methylnaphthalene preparation | Gregory E. Schmidt, John M. Weis, Thomas G. Smith | 1992-08-11 |
| 5095156 | Catalyzed vapor phase process for making alcohols | Cecelia A. Radlowski | 1992-03-10 |
| 5026917 | Preparation of 2-acyl-6-methylnaphthalenes | Gregory E. Schmidt, John M. Weis, Thomas G. Smith | 1991-06-25 |