Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5166446 | Process for the preparation of polyarylene sulfide having a low alkalimetal content | Petrus F. Beuker, Johannes M. L. Penninger | 1992-11-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5166446 | Process for the preparation of polyarylene sulfide having a low alkalimetal content | Petrus F. Beuker, Johannes M. L. Penninger | 1992-11-24 |