Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358600 | Process for the manufacture of maleic anhydride having improved age molten color | Juergen K. Holzhauer | 1982-11-09 |
| 4322549 | Oxidation of di- and trimethyl aromatic hydrocarbons having ortho-oriented methyl groups in liquid phthalic acid | Alan G. Bemis | 1982-03-30 |