| 7824891 |
Method for producing D-pantothenic acid and/or salts thereof via purification by electrodialysis as an additive for animal feed |
Kai-Uwe Baldenius, Christine Beck, Andreas Fischer, Hans-Peter Harz, Markus Lohscheidt |
2010-11-02 |
| 7727748 |
Method for producing D-pantothenic acid and/or salts thereof via purification by anion exchange as an additive for animal feed |
Christine Beck, Hans-Peter Harz, Daniela Klein, Markus Lohscheidt |
2010-06-01 |
| 7611872 |
Method for the production of D-pantothenic acid and/or salts thereof via purification by nanofiltration as adjunct for animal feedstuffs |
Christine Beck, Hans-Peter Harz, Daniela Klein, Markus Lohscheidt, Stefan Bitterlich +1 more |
2009-11-03 |
| 6569988 |
Method for the production of polyamides |
Ralf Mohrschladt, Volker Hildebrandt, Dieter Krauss |
2003-05-27 |
| 6358373 |
Production of polyamides by reactive distillation |
Volker Hildebrandt, Heino Thiele, Stefan Espig |
2002-03-19 |