Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6541652 | Process and apparatus for isolating organic substances from a gas mixture in which these substances are present | Peter Prinz, Josef Schmitz, Rainer Strobel, Arnd Stuwe | 2003-04-01 |
| 6215036 | Method for producing high purity isobutylene from a butane plus fraction containing isobutylene and butylene-1 | Michel Dorbon, Blaise Didillon, Jean-Charles Viltard, Jean Cosyns, Charles Cameron +2 more | 2001-04-10 |
| 4308112 | Process for the isolation of pyrocatechol and hydroquinone | Christoph Jupe, Jurgen Baumert | 1981-12-29 |