Inventor · Bad Rappenau, DE

Andreas Wölfert

16Patents
4h-index
37Co-inventors
56Inventor score

Filing activity: May 21, 2001 → Dec 16, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6821396B2 Process for fractionating water-containing crude amine mixtures from amine synthesis Emerging Cross-Sectional Technologies 18 Expired
US6986833B2 Process for fractionating water-containing crude amine mixtures from amine synthesis Emerging Cross-Sectional Technologies 16 Expired
US6677408B1 Method for producing ethylene homo-and copolymers by intensively mixing a reactive reaction component with a mobile flow medium Chemistry; Metallurgy 15 Expired
US6896401B2 Method and device for reducing byproducts in the mixture of educt streams Performing Operations; Transporting 7 Expired
US7887777B2 Method and device for continuous production of hydrogen sulphide Chemistry; Metallurgy 4 Active
US6833469B2 Method for producing isocynates Chemistry; Metallurgy 4 Expired
US6913674B2 Process for fractionating water-containing crude amine mixtures from amine synthesis Emerging Cross-Sectional Technologies 4 Expired
US7833509B2 Method and device for the continuous production of hydrogen sulfide Performing Operations; Transporting 3 Active
US8829232B2 Process for preparing aromatic isocyanates Chemistry; Metallurgy 3 Active
US7871594B2 Reactor and method for production of hydrogen sulphide Performing Operations; Transporting 2 Active
US9725320B2 Basket-like device having wall insulation Performing Operations; Transporting 2 Active
US10576449B2 Reactor for carrying out heterogeneously catalysed gas phase reactions, and use of the reactor Performing Operations; Transporting 1 Active
US9061971B2 Method for purifying residues containing isocyanates Chemistry; Metallurgy 1 Active
US8021624B2 Reactor, and method for the production of hydrogen sulfide Performing Operations; Transporting 1 Active
US10974964B2 Modular catalyst monoliths Chemistry; Metallurgy 0 Active
US6867324B2 Method and device for the continuous production of organic mono or polyisocyanates Performing Operations; Transporting 0 Expired

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