Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12172950 | Salt-free production of methionine from methionine nitrile | Jürgen Bilz, Cornelia Borgmann, Lucas Geist, Harald Jakob, Christian Reus +1 more | 2024-12-24 |
| 11939281 | Process for the purification of hydrogen cyanide | Michael EICKER, Catrin Becker, Thorsten MERKER, Marko Bussmann | 2024-03-26 |
| 10919848 | Process for preparing methionine | Sebastian Bernhardt, Stefan Reichert, Hans Joachim Hasselbach, Bernd Drapal, Rainer Peter +3 more | 2021-02-16 |
| 10441942 | Reaction tube and method for producing hydrogen cyanide | Martin Steffan, Martin Steurenthaler, Thomas Muller, Steffen Krill | 2019-10-15 |
| 9927120 | Method for thermally after-burning waste gases from acrolein and hydrocyanic acid production | Caspar-Heinrich Finkeldei, Pablo Zacchi | 2018-03-27 |
| 7655072 | Process for purifying CO2 gas streams | Hans Joachim Hasselbach, Jose Vanrobaeys | 2010-02-02 |
| 7119228 | Process for producing methionine | Dieter Buss, Ron Stockfleth, Jürgen Stock, Ralf Goedecke, Hans Joachim Hasselbach +1 more | 2006-10-10 |
| 6797827 | Process for the preparation of alpha-amino acids by hydrolysis of hydantoins at elevated pressure and elevated temperature | Dieter Buss, Horst Weigel, Christoph Weckbecker, Hans Joachim Hasselbach, Klaus Huthmacher | 2004-09-28 |
| 6287627 | Method for producing pourable methionine salt based animal food supplement and the granulate thus obtained | Wolfram Binder, Hans-Albrecht Hasseberg, Heidemarie Kniesel | 2001-09-11 |
| 6126972 | Process for the preparation of aqueous sodium methioninate solutions and use of those solutions in the production of a granulate | Lutz Rohland, Wolfram Binder, Hans Joachim Hasselbach, Hans Christian Alt, Klaus Huthmacher +1 more | 2000-10-03 |
| 5990349 | Process for the preparation of D,L-methionine or the salt thereof | Friedhelm Geiger, Baudouin Halsberghe, Hans Joachim Hasselbach, Klaus Hentschel, Klaus Huthmacher +5 more | 1999-11-23 |
| 5770769 | Process for the preparation of D,L-methionine or the salt thereof | Friedhelm Geiger, Baudouin Halsberghe, Hans Joachim Hasselbach, Klaus Hentschel, Klaus Huthmacher +5 more | 1998-06-23 |