Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886930 | Zeolitic para-xylene separation with tetralin heavy desorbent | — | 1989-12-12 |
| 4864069 | Zeolitic para-xylene separation with diethyltoluene heavy desorbent | — | 1989-09-05 |
| 4827049 | Process for the separation of dihydroxybenzene isomers | — | 1989-05-02 |
| 4827077 | Separation of indene from alkyl aromatics | — | 1989-05-02 |
| 4810266 | Carbon dioxide removal using aminated carbon molecular sieves | Anil R. Oroskar, Chin-Hsiung Chang | 1989-03-07 |
| 4797233 | Process for separating mono-, di- and triglycerides | — | 1989-01-10 |