Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4983260 | Process for concentrating aqueous ethylene oxide solutions | Henri Neel | 1991-01-08 |
| 4966657 | Process for separating ethylene oxide from aldehyde impurities by distillation | Gerard Letray | 1990-10-30 |
| 4622104 | Process for the recovery of ethylene glycol in concentrated form | Henri Neel | 1986-11-11 |
| 4597833 | Process for the removal of dissolved gas from an aqueous solution of ethylene oxide | Henri Neel | 1986-07-01 |