Andreas Wölfert, Bad Rappenau DE
Andreas Wölfert, Bad Rappenau DE
Patent application number | Description | Published |
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20080200722 | Method For Producing Diisocyanates - The present invention relates to a process for preparing diisocyanates from diamines and phosgene in the gas phase. | 08-21-2008 |
20080262263 | Method For Purifing Residues Containing Isocyanates - The present invention comprises a process for purifying isocyanate-comprising residues. | 10-23-2008 |
20090112018 | METHOD FOR PRODUCING POLYISOCYANATES - The invention provides a process for preparing isocyanates by reacting the corresponding amines with phosgene in the presence of solvents, wherein compounds which form salt melts with hydrogen chloride are used as solvents. | 04-30-2009 |
20090221846 | METHOD FOR PRODUCING ISOCYANATES - The present invention relates to a process for preparing isocyanates and an apparatus suitable for this purpose, and also its use. | 09-03-2009 |
20090317322 | METHOD AND DEVICE FOR THE CONTINUOUS PRODUCTION OF HYDROGEN SULFIDE - The invention relates to a process and to an apparatus for preparing hydrogen sulfide H | 12-24-2009 |
20100008839 | METHOD AND DEVICE FOR CONTINUOUS PRODUCTION OF HYDROGEN SULPHIDE - The invention relates to a process and to an apparatus for continuously preparing hydrogen sulfide H | 01-14-2010 |
20100015036 | REACTOR AND METHOD FOR PRODUCTION OF HYDROGEN SULPHIDE - The present invention describes a reactor ( | 01-21-2010 |
20100068128 | REACTOR, AND METHOD FOR THE PRODUCTION OF HYDROGEN SULFIDE - The invention relates to a reactor ( | 03-18-2010 |
20110081278 | REACTOR AND METHOD FOR PRODUCTION OF HYDROGEN SULPHIDE - The present invention describes a reactor ( | 04-07-2011 |