Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5145612 | Apparatus for mixing vapor in a countercurrent column | Stuart Fraser, Richard Heddle | 1992-09-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5145612 | Apparatus for mixing vapor in a countercurrent column | Stuart Fraser, Richard Heddle | 1992-09-08 |