Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4410448 | Method for controlling the change in the crush strength of a catalyst particle during finishing calcination | David R. Woodbury | 1983-10-18 |
| 4378309 | Catalyst compositions for the preparation of unsaturated acids | David B. Terrill | 1983-03-29 |
| 4358608 | Process for producing unsaturated aliphatic acids | David B. Terrill, David R. Woodbury | 1982-11-09 |
| 4347163 | Te-containing methacrolein oxidation catalysts and their use | Christos Paparizos | 1982-08-31 |
| 4338463 | Process for the production of unsaturated acids and esters | Christos Paparizos | 1982-07-06 |
| 4335056 | Processing acrylonitrile waste gas | James L. Callahan, David B. Terrill | 1982-06-15 |
| 4315838 | Catalyst preparation technique | Arthur F. Miller, James L. Callahan | 1982-02-16 |
| 4314075 | Process for the production of olefinic acids and esters | Philip L. Kuch, Christos Paparizos | 1982-02-02 |
| 4309392 | Process for removing nitrogen oxides from a gas stream | Christos Paparizos, Louis J. Velenyi | 1982-01-05 |
| 4307247 | Process for the production of unsaturated acids and esters | James E. Rinz, Christos Paparizos | 1981-12-22 |
| 4303550 | Methods for the regeneration of deactivated phosphomolybdic acid based catalysts | James L. Callahan, Arthur F. Miller | 1981-12-01 |
| 4301030 | Bi-containing methacrolein oxidation catalysts | James E. Rinz, Christos Paparizos | 1981-11-17 |
| 4301031 | Methacrolein oxidation catalysts | Philip L. Kuch, Christos Paparizos | 1981-11-17 |
| 4301038 | Catalyst for the production of unsaturated aliphatic acids | David B. Terrill | 1981-11-17 |
| 4280929 | Attrition resistant-higher active component fluid bed catalysts | Christos Paparizos, James L. Callahan | 1981-07-28 |
| RE30569 | Process for preparing aggregates | James L. Callahan, Arthur F. Miller | 1981-04-07 |
| 4256915 | Production of ethylenically unsaturated aliphatic acids | David B. Terrill | 1981-03-17 |
| 4255253 | Hydrogen processing of hydrocarbon feeds using coated catalysts | Daniel Herrington, Albert P. Schwerko, Serge R. Dolhyj | 1981-03-10 |
| 4250054 | Catalysts for producing unsaturated aliphatic acids | Ernest C. Milberger, Serge R. Dolhyj | 1981-02-10 |
| 4223161 | Process for producing unsaturated aliphatic acids | Ernest C. Milberger, Serge R. Dolhyj | 1980-09-16 |