Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8079416 | Plug for a perforated liner and method of using same | — | 2011-12-20 |
| 4939115 | Organic acid-treated amorphous silicas for refining glyceride oils | William A. Welsh | 1990-07-03 |
| 4734226 | Method for refining glyceride oils using acid-treated amorphous silica | William A. Welsh | 1988-03-29 |