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US20110144382 ADVANCED CATALYSTS FOR FINE CHEMICAL AND PHARMACEUTICAL APPLICATIONS  
A catalyst comprising a plurality of support nanoparticles and a plurality of catalytic nanoparticles. At least one catalytic nanoparticle is bonded to each support nanoparticle. The catalytic...
US20100185011 PROCESS FOR PREPARING MIXTURES OF DIPHENYL-METHANE DIISOCYANATES AND POLYPHENYL-POLYMETHYLENE POLYISOCYANATES  
The present invention relates to a process for preparing mixtures of diphenylmethane diisocyanates and polyphenyl polymethylene polyisocyanates by sequential reaction of benzene to nitrobenzene to...
US20150166461 PROCESS FOR THE PREPARATION OF NITRATED AROMATICS AND MIXTURES THEREOF  
A process for the preparation of mononitroaromatics and dinitroaromatics, in which a hydrate melt of at least one metal nitrate M(NO3)3 is used as a nitrating medium, it being possible for M to be...
US20130204043 METHOD FOR CONTINUOUSLY PRODUCING NITROBENZENE  
The present invention relates to a continuous process for the production of nitrobenzene by nitration of benzene with nitric acid or mixtures of nitric acid and sulfuric acid to give a crude...
US20130041188 PROCESS FOR PURIFYING WASTEWATERS FROM THE WORKUP OF CRUDE AROMATIC NITRO COMPOUNDS  
The invention relates to a process for purifying crude aromatic nitro compounds which originate from the nitration of aromatic compounds, comprising the following wash stages (a1) and (a2), where...
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