Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321052 | Use of alkylpolyglycol-tert.-butyl ether as bleaching auxiliary and bleaching baths containing this agent | Otto Smerz, Thomas Martini, Siegfried Billenstein | 1982-03-23 |
| 4309298 | Oxidative desizing agent and process for oxidative desizing | Gunter Rosch | 1982-01-05 |