Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808262 | Method for devolatilizing polymer solutions | John P. Skilbeck | 1989-02-28 |
| 4492807 | Method for purification of bisphenol A | — | 1985-01-08 |
| 4469561 | Azeotropic recovery of BPA and phenol from aqueous effluent streams | Subhas K. Sikdar | 1984-09-04 |
| 4400553 | Recovery of BPA and phenol from aqueous effluent streams | — | 1983-08-23 |
| 4374283 | Purification of aqueous effluent streams containing BPA and phenol | — | 1983-02-15 |