Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5336838 | Absorption column with internal mixing chamber for absorption of acetylene | — | 1994-08-09 |
| 5336839 | Absorption column with external mixing for absorption of acetylene | — | 1994-08-09 |
| 5316744 | Absorption column with external mixing for absorption of acetylene | — | 1994-05-31 |