Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9751768 | Process for extracting phosgene | Arend-Jan Zeeuw, Robert Henry Carr | 2017-09-05 |
| 9533885 | Process to separate phosgene and hydrogen chloride from a fluid stream comprising phosgene and hydrogen chloride | Ramon Scheffer | 2017-01-03 |
| 8829243 | Method for removing methylene-bridged polyphenyl polyamines from an aqueous stream | Johannes Lodewijk Koole, Ramon Scheffer | 2014-09-09 |
| 8496834 | Process for fractionating a mixture of polyisocyanates | Robert Henry Carr, Ivo Vankelecom, Angels Cano Odena | 2013-07-30 |
| 8399701 | Process for the preparation of di- and polyamines of the diphenylmethane series | Robert Henry Carr, Peter Muller | 2013-03-19 |