Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5192733 | Oxychlorination catalysts comprising copper chloride supported on rare-earth-modified alumina, process for making such catalysts, and oxychlorination processes using them | Eric L. Mainz, William Q. Beard, Jr., Robert P. Hirschmann, Earl B. Smith | 1993-03-09 |
| 5113027 | Oxychlorination process using a catalyst which comprises copper chloride supported on rare-earth modified alumina | Eric L. Mainz, William Q. Beard, Jr., Robert P. Hirschmann, Earl B. Smith | 1992-05-12 |
| 5098878 | Oxychlorination catalyst compositions and process of making same | Robert P. Hirschmann, William O. Beard, Jr., Eric L. Mainz, Earl B. Smith | 1992-03-24 |
| 5004849 | Manufacture of perchloroethylene and trichloroethylene by catalytic oxychlorination, and improved catalysts therefor | Robert P. Hirschmann, William Q. Beard, Jr., Eric L. Mainz, Earl B. Smith | 1991-04-02 |