| 8853443 |
Process for preparing an isocyanate |
Daniel Breuninger, Johannes Adam, Heiner Schelling, Eckhard Stroefer, Markus Kraemer +3 more |
2014-10-07 |
| 8759569 |
Process for the production of isocyanates, preferably diisocyanates and polyisocyanates with solvent recirculation |
Heiner Schelling, Ulrich Penzel, Eckhard Stroefer, Jon S. Speier, Kai Thiele +1 more |
2014-06-24 |
| 8519179 |
Method of measuring entry of water into phosgene-conducting plants |
Heiner Schelling, Ulrich Penzel, Eckhard Stroefer, Dirk Hablawetz, Dave Beckwith +6 more |
2013-08-27 |
| 6531629 |
Method of producing alkanesulfonic acid |
Christian Tragut, Klaus Ebel |
2003-03-11 |
| 6495714 |
Method for producing alkanesulfonic acids |
Klaus Halbritter, Hans-Josef Sterzel, Eva Freudenthaler |
2002-12-17 |
| 6407230 |
Method for producing lactams using oligophosphate catalysts |
Andreas Ansmann, Klemens Flick |
2002-06-18 |
| 6362381 |
Nitration of aromatic hydrocarbons |
Klaus Ebel |
2002-03-26 |
| 6353101 |
Method for producing lactams |
Thomas Narbeshuber |
2002-03-05 |
| 6207025 |
Preparation of methane sulfonic acid |
Thomas Papkalla |
2001-03-27 |
| 6011182 |
Process for preparing 2-cycloalkenones |
Klaus Ebel, Jörg Botzem |
2000-01-04 |
| 5994562 |
Preparation of N-alkenylcarboxamides |
Klaus Ebel, Thomas Narbeshuber, Eugen Gehrer |
1999-11-30 |
| 5866732 |
Preparation of alkyl bromides from aqueous hydrobromic acid and olefins |
Klaus Ebel |
1999-02-02 |
| 5659070 |
Preparation of alkyl 5-oxo-6-heptenoates, and novel intermediate for the preparation thereof |
Klaus Ebel, Thomas Papkalla |
1997-08-19 |
