Inventor · Marl, DE

Armin Matthias Rix

29Patents
5h-index
80Co-inventors
72Inventor score

Filing activity: Oct 19, 2001 → Mar 28, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7399892B2 Process for dewatering ethanol Performing Operations; Transporting 78 Active
US6657090B2 Process for preparing highly pure raffinate II and Methyl tert-butyl ether Emerging Cross-Sectional Technologies 18 Expired
US7932428B2 Process for preparing 1-butene from technical mixtures of C4 hydrocarbons Emerging Cross-Sectional Technologies 10 Active
US9085506B2 Process for preparing 3-aminomethyl-3,5,5-trimethylcyclohexylamine Emerging Cross-Sectional Technologies 8 Active
US7737318B2 Process for fine purification of 1-butenic streams Emerging Cross-Sectional Technologies 8 Active
US11629109B2 Extractive distillation column system and the use thereof in the separation of butenes from C4-hydrocarbon streams Performing Operations; Transporting 4 Active
US8415520B2 Work-up of a 3-methyl-1-butene-containing mixture Chemistry; Metallurgy 3 Active
US8269050B2 Process for preparing ethyl tert-butyl ether from technical mixtures of C4 hydrocarbons Emerging Cross-Sectional Technologies 2 Active
US9260386B2 Thioetherification of mercaptanes in C4 hydrocarbon mixtures Chemistry; Metallurgy 2 Active
US11186782B2 Catalyst and process for removing mercaptans from hydrocarbon streams Chemistry; Metallurgy 1 Active
US8841492B2 Method for purification of mixtures comprising MTBE as well as production of isobutene by splitting of mixtures comprising MTBE Chemistry; Metallurgy 1 Active
US8940951B2 Preparation of isobutene by dissociation of MTBE Chemistry; Metallurgy 1 Active
US7432407B2 Hydroisomerization of olefins comprising between 4 and 6 carbon atoms Chemistry; Metallurgy 1 Expired
US12312313B2 Energy-efficient process for removing butenes from C4-hydrocarbon streams Chemistry; Metallurgy 0 Active
US12404465B2 Process for removing extraneous odour-forming substances from hydrocarbon streams Chemistry; Metallurgy 0 Active
US10479751B2 Process for preparing acrylic acid Performing Operations; Transporting 0 Active
US11773041B2 Process for preparing aldehydes and cooling a stream of matter Chemistry; Metallurgy 0 Active
US11332421B2 Process for oligomerization of olefins with optimized distillation Emerging Cross-Sectional Technologies 0 Active
US7473808B2 Process for preparing ethyl tert-butyl ether using ethanol dewatered by a membrane process Performing Operations; Transporting 0 Active
US11958791B2 Method for preventing three-phase separation of butenes from C4 hydrocarbon streams Emerging Cross-Sectional Technologies 0 Active
US11746075B2 Method for the simultaneous production of sodium and potassium alcoholates Emerging Cross-Sectional Technologies 0 Active
US9963644B2 Cleaning of liquid hydrocarbon streams by means of copper-containing sorbents Chemistry; Metallurgy 0 Active
US11634372B2 Method for the energy-efficient production of sodium and potassium alcoholates Emerging Cross-Sectional Technologies 0 Active
US11964940B2 Method for separating butenes from C4 hydrocarbon streams, with subsequent oligomerisation Chemistry; Metallurgy 0 Active
US11254631B2 Process for oligomerization of olefins with optimized distillation Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.