Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820455 | Apparatus for redistribution of vapor and liquid in a packed column | Frederik J. Zuiderweg | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820455 | Apparatus for redistribution of vapor and liquid in a packed column | Frederik J. Zuiderweg | 1989-04-11 |