Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10029976 | Process and plant for the purification of acrylic acid | Markus Kreich, Frank Castillo-Welter | 2018-07-24 |
| 9039980 | Slurry bubble column reactor | Manfred Ruppel, Dag Schanke, Pal Soraker | 2015-05-26 |
| 8524922 | Process and plant for recovering solid reaction products from solutions | Robert Szabo | 2013-09-03 |
| 6984289 | Process of generating o-xylene-air mixtures for the production of phthalic anhydride | Helmuth Domes, Herbert Feisel, Lutz Urban | 2006-01-10 |
| 6884324 | Column for concentrating phthalic anhydride | Helmuth Domes | 2005-04-26 |