Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4311563 | Process for the isolation of monochloroacetaldehyde | Werner Opavsky, Alois Maier | 1982-01-19 |
| 4306092 | Process for separating acetaldehyde from mixtures with chloroform, methylene chloride and chlorofuran | Werner Opavsky | 1981-12-15 |