| 9067872 |
Method for compressing gases containing hydrogen sulfide |
Frank Grzonkowski, Harald Jachow, Guenter Renz |
2015-06-30 |
|
| 8580208 |
Reactor and method for production of hydrogen sulphide |
Herald Jachow, Heinz Driess |
2013-11-12 |
|
| 8546606 |
Method for producing polyisocyanates |
Andreas Brodhagen, Martin Sohn, Filip Nevejans, Eckhard Stroefer, Steffen Oehlenschlaeger |
2013-10-01 |
|
| 8436204 |
Method for producing isocyanates |
Carsten Knoesche, Eckhard Stroefer, Dieter Stuetzer, Bernd Sachweh, Markus Linsenbühler |
2013-05-07 |
|
| 8288584 |
Process for preparing isocyanates |
Carsten Knoesche, Torsten Mattke, Eckhard Stroefer, Heinrich-Josef Blankertz, Bernhard Geissler |
2012-10-16 |
|
| 8258337 |
Method for producing isocyanates |
Carsten Knoesche, Andreas Daiss, Tsung-Chieh Cheng, Torsten Mattke, Eckhard Stroefer |
2012-09-04 |
|
| 8173833 |
Method for the production of isocyanates |
Andreas Daiss, Torsten Mattke |
2012-05-08 |
|
| 8168818 |
Method for producing isocyanates |
Andreas Daiss, Carsten Knoesche, Eckhard Stroefer |
2012-05-01 |
|
| 8088944 |
Method for the purification of isocyanates |
Hans-Juergen Pallasch, Eckhard Stroefer, Heinrich-Josef Blankertz |
2012-01-03 |
|
| 7994361 |
Moderate-pressure gas phase phosgenation |
Christian Mueller, Eckhard Stroefer, Markus Weber, Joachim Pfeffinger, Carsten Knoesche |
2011-08-09 |
|
| 7915444 |
Method for producing diisocyanates |
Carsten Knoesche, Manfred Heilig, Eckhard Stroefer |
2011-03-29 |
|
| 7851648 |
Method for the continuous production of isocyanates |
Martin Sohn, Eckhard Stroefer, Filip Nevejans, Ulrich Penzel, Hans-Juergen Pallasch +4 more |
2010-12-14 |
|
| 7659430 |
Method for separating hydrogen chloride and phosgene |
Carsten Knoesche, Hans-Juergen Pallasch, Martin Sesing, Eckhard Stroefer, Hans-Martin Polka +1 more |
2010-02-09 |
|
| 7592479 |
Reprocessing of reaction material discharged from phosgenation reactors |
Eckhard Stroefer, Stephan Scholl, Martin Sohn, Hans-Juergen Pallasch, Jan Peter Bredehoeft |
2009-09-22 |
|
| 7488842 |
Method for producing isocyanates |
Carsten Knoesche, Andreas Daiss |
2009-02-10 |
|
| 7358388 |
Method for the purification of isocyanates |
Hans-Juergen Pallasch, Eckhard Stroefer, Heinrich-Josef Blankertz |
2008-04-15 |
|
| 7112694 |
Method for producing isocyanates |
Christian Mueller, Eckhard Stroefer, Andreas Brodhagen |
2006-09-26 |
$504,000 |
| 7084297 |
Production of isocyanates in the gaseous phase |
Christian Mueller, Eckhard Stroefer, Joachim Pfeffinger, Markus Weber, Carsten Knoesche |
2006-08-01 |
$334,000 |
