Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4536358 | Process for the production of high surface area catalyst supports | Lawrence B. Welsh | 1985-08-20 |
| 4499201 | Process for removing alumina or silica substrate from carbonaceous pyropolymers | — | 1985-02-12 |
| 4471072 | Preparation of carbonaceous pyropolymers | Lawrence B. Welsh, Mary A. Vanek | 1984-09-11 |