Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864057 | Dehydrogenation of carboxylic acids with mixed metal phosphorus oxide catalysts | S. Erik Pedersen, James L. Callahan | 1989-09-05 |
| 4863891 | Catalyst for the manufacture of acrylonitrile and methacrylonitrile | Robert K. Grasselli, Arthur F. Miller | 1989-09-05 |
| 4778930 | Process for the oxidation of olefins using catalysts contaning antimony | Robert K. Grasselli, Dev D. Surech | 1988-10-18 |
| 4767878 | Process for the manufacture of acrylonitrile and methacrylonitrile | Robert K. Grasselli | 1988-08-30 |
| 4742035 | Mixed metal phosphorus oxide catalysts for the oxidative dehydrogenation of carboxylic acids | S. Erik Pederson, James L. Callahan | 1988-05-03 |
| 4705532 | Alcohol compositions for blending with gasoline | Terry Mazanec, John G. Frye, Jr. | 1987-11-10 |
| RE32484 | Oxidation catalysts | Robert K. Grasselli | 1987-08-25 |
| 4668656 | Catalyst for the preparation of alcohols from synthesis gas | Ronald I. Beach | 1987-05-26 |
| 4657887 | Catalyst composition for the preparation of alcohols | Terry Mazanec, John G. Frye, Jr. | 1987-04-14 |
| 4616000 | Copper beryllium-containing catalysts for the production of alcohols | Terry Mazanec, John G. Frye, Jr. | 1986-10-07 |
| 4609678 | Preparation of alcohols from synthesis gas | Ronald I. Beach | 1986-09-02 |
| 4593015 | Catalyst for the preparation of alcohols from synthesis gas | Ronald I. Beach | 1986-06-03 |
| 4540713 | Preparation of alcohols from synthesis gas | Ronald I. Beach | 1985-09-10 |
| 4503001 | Process for the manufacture of acrylonitrile and methacrylonitrile | Robert K. Grasselli, Arthur F. Miller | 1985-03-05 |
| 4458088 | Continuous process for the extraction and esterification of carboxylic acid | John G. Frye, Jr., Terry Mazanec | 1984-07-03 |
| 4424135 | Emulsifier system for the tertiary recovery of oil | Harvey E. Alford | 1984-01-03 |
| 4423023 | Process for the production of hydrocyanic acid from carbon monoxide and ammonia | Louis J. Velenyi, Fred Pesa | 1983-12-27 |
| 4408071 | Process for the production of carboxylic acids | S. Erik Pedersen, Louis F. Wagner | 1983-10-04 |
| 4377534 | Production of unsaturated nitriles | Robert K. Grasselli, Dev D. Suresh | 1983-03-22 |
| 4341717 | Reactor for contacting gases and a particulate solid | James L. Callahan, Ernest C. Milberger | 1982-07-27 |
| 4327037 | Production of unsaturated nitriles | Robert K. Grasselli, Dev D. Suresh | 1982-04-27 |
| 4323703 | Process for the oxidation of olefins to aldehydes and acids | Robert K. Grasselli, Arthur F. Miller | 1982-04-06 |
| 4323520 | Preparation of methacrylic derivatives from tertiary-butyl-containing compounds | James L. Callahan, Robert K. Grasselli | 1982-04-06 |
| 4298354 | Preparation of alcohols from synthesis gas | Ronald I. Beach | 1981-11-03 |
| 4255284 | Dehydrogenation catalyst | — | 1981-03-10 |