Issued Patents 1982
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364855 | Production of aluminum phosphate from concentrated mass | Marvin M. Johnson | 1982-12-21 |
| 4364839 | Catalyst comprising chromium on silica/phosphate support | Marvin M. Johnson | 1982-12-21 |
| 4364840 | Phosphated silica-chromium catalyst with boron-containing cocatalyst | Marvin M. Johnson | 1982-12-21 |
| 4364841 | Phosphate containing support with zerovalent chromium | Marvin M. Johnson | 1982-12-21 |
| 4364842 | Phosphate supported chromium catalyst | Marvin M. Johnson | 1982-12-21 |
| 4364854 | Acid gelling aluminum phosphate from concentrated mass and catalyst containing same | Marvin M. Johnson | 1982-12-21 |
| 4357451 | Chemical dehydroxylation of silica | — | 1982-11-02 |
| 4347161 | Polymerization of olefins | Richard E. Dietz | 1982-08-31 |
| 4339559 | Polymerization using silica from single phase controlled hydrolysis of silicate ester | — | 1982-07-13 |
| 4333860 | Solubilized chromium salt in polymerization catalyst | Gil R. Hawley | 1982-06-08 |
| 4325839 | Impregnated second valence chromium compound in supported catalyst | — | 1982-04-20 |