Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6743870 | Process for early detection of reactor fouling in gas phase polymerization | Hans-Peter Hemmersbach, Michael Muller, Hans-Ludwig Niederberger, Detlef Obermann, Johannes Schoofs +1 more | 2004-06-01 |
| 5141732 | Process for the removal of ammonium sulphate from tarrich waste streams from the production of (meth) acrylonitrile | Jens Herwig, Ernst-Friedrich Neeb | 1992-08-25 |