Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6238574 | Oxidation and ammoxidation of acrylonitrile process waste water organics | Mark C. Cesa, Albert R. Shuki, Jr. | 2001-05-29 |
| 5869730 | Oxidant reduction by manipulation and/or treatment of aqueous acrylonitrile process streams | Sanjay P. Godbole, Daniel G. Lee | 1999-02-09 |
| 5196602 | Two-stage maleic anhydride hydrogenation process for 1,4-butanediol synthesis | John R. Budge, Thomas G. Attig | 1993-03-23 |
| 4851546 | Preparation of pyrrolidones by catalytic hydrogenation of maleimides | Thomas G. Attig | 1989-07-25 |
| 4827001 | Preparation of .gamma.-butyrolactone and 1,4-butanediol by catalytic hydrogenation of maleic acid | Thomas G. Attig | 1989-05-02 |
| 4790963 | Process for synthesis of esters from gaseous reactants containing organic hydroxy compounds and mixtures of hydrogen and carbon monoxide | Thomas G. Attig, Frederick A. Pesa | 1988-12-13 |
| 4725626 | Manufacture of alcohols from synthesis gas | Thomas G. Attig | 1988-02-16 |
| 4654321 | Upgrading synthesis gas catalyst | Frederick A. Pesa | 1987-03-31 |
| 4614750 | Ruthenium-copper-containing, activated-carbon-supported catalyst and process for making alcohol using same | Thomas G. Attig, Frederick A. Pesa | 1986-09-30 |
| 4560672 | Ruthenium-copper-containing, activated-carbon-supported catalyst and process for making alcohol using same | Thomas G. Attig, Frederick A. Pesa | 1985-12-24 |
| 4551442 | Catalyst for upgrading synthesis gas | Frederick A. Pesa | 1985-11-05 |
| 4510320 | Preparation of aliphatic carboxylic acid esters | Frederick A. Pesa | 1985-04-09 |
| 4496666 | Upgrading synthesis gas | Frederick A. Pesa | 1985-01-29 |
| 4478955 | Upgrading synthesis gas | Frederick A. Pesa | 1984-10-23 |
| 4476247 | Synthesis gas catalyst | Frederick A. Pesa | 1984-10-09 |
| 4444901 | Catalyst for upgrading synthesis gas | Frederick A. Pesa | 1984-04-24 |
| 4443639 | Hydrogenation of carboxylic acids | Frederick A. Pesa, Wayne R. Kliewer | 1984-04-17 |
| 4398039 | Hydrogenation of carboxylic acids | Frederick A. Pesa, Wayne R. Kliewer | 1983-08-09 |
| 4390639 | Upgrading synthesis gas | Frederick A. Pesa | 1983-06-28 |
| 4377643 | Upgrading synthesis gas | Frederick A. Pesa | 1983-03-22 |
| 4367179 | Hydrocyanation of olefinic alkyl esters | Frederick A. Pesa | 1983-01-04 |
| 4356124 | Process for the production of pyrrolidones | Frederick A. Pesa | 1982-10-26 |
| 4301077 | Process for the manufacture of 1-4-butanediol and tetrahydrofuran | Frederick A. Pesa | 1981-11-17 |
| 4263175 | Catalyst for the production of pyrrolidone | Frederick A. Pesa | 1981-04-21 |
| 4250093 | Process for the preparation of laotams | Frederick A. Pesa | 1981-02-10 |