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Evin

Evin Gultepe, Boston, MA US

Patent application numberDescriptionPublished
20110024719LARGE SCALE NANOELEMENT ASSEMBLY METHOD FOR MAKING NANOSCALE CIRCUIT INTERCONNECTS AND DIODES - Nanoelements such as single walled carbon nanotubes are assembled in three dimensions into a nanoscale template on a substrate by means of electrophoresis and dielectrophoresis at ambient temperature. The current-voltage relation indicates that strong substrate-nanotube interconnects carrying mA currents are established inside the template pores. The method is suitable for large-scale, rapid, three-dimensional assembly of 1,000,000 nanotubes per square centimeter area using mild conditions. Circuit interconnects made by the method can be used for nanoscale electronics applications.02-03-2011

Evin Hizaler Hoffmann, Koln DE

Patent application numberDescriptionPublished
20100280271PROCESS FOR THE PREPARATION OF AROMATIC AMINES - Nitroaromatic compounds are hydrogenated in the gas phase to form aromatic amines with hydrogen in the presence of one or more catalysts arranged in stationary or virtually stationary beds in a reactor. In this process, the catalyst in the reactor is at least partly replaced continuously or at periodic intervals. At least 10% of the catalyst is replaced within each 20 day interval subsequent to start up of the reaction.11-04-2010
20100310436REACTOR AND METHOD FOR THE PRODUCTION THEREOF - A chemical reactor 12-09-2010
20110060149PROCESS FOR PREPARING ETHYLENE OXIDE - Process for preparing ethylene oxide by catalytic gas phase oxidation of ethylene with oxygen, in which the reaction is performed in 5 to 50 reaction zones connected in series under adiabatic conditions, and reactor system for carrying out the process.03-10-2011
20110130573METHOD FOR PRODUCING PHTHALIC ACID ANHYDRIDE - Method for the production of phthalic acid anhydride by catalytic gas phase oxidation of o-xylol with oxygen, in which the reaction is carried out in 5 to 60 serially arranged reaction zones under adiabatic conditions, and reactor system for carrying out the method.06-02-2011
20110240925METHOD FOR PRODUCING SYNGAS - Process for the endothermic, catalytic gas phase oxidation of hydrocarbons with steam and carbon dioxide to hydrogen and carbon monoxide (synthesis gas), performed in 5 to 30 series-connected reaction zones under adiabatic conditions.10-06-2011
20110240926METHOD FOR OXIDATIVE COUPLING OF METHANE AND PRODUCING SYNGAS - Process for preparing hydrogen and carbon monoxide (synthesis gas) by endothermic, catalytic gas phase oxidation of hydrocarbons with steam and carbon dioxide, and for simultaneous preparation of ethylene by exothermic, heterogeneously catalyzed, oxidative coupling of methane, wherein the particular reactions are performed in at least three series-connected reaction zones under adiabatic conditions, and wherein the heat of reaction of the exothermic, heterogeneously catalyzed, oxidative coupling of methane is supplied to the endothermic, catalytic gas phase oxidation of hydrocarbons with steam and carbon dioxide.10-06-2011
20110251431PROCESS FOR PREPARING BIS(PARA-AMINOCYCLOHEXYL)METHANE - Process for preparing bis(para-amino-cyclohexyl)methane by multiphase reaction of methylenedianiline with hydrogen, in which the reaction is performed in 5 to 50 series-connected reaction zones under adiabatic conditions.10-13-2011