Inventor
BEHRINGER HARTMUT
DE6 patents
⚠️ This page may combine multiple inventors who share the name “BEHRINGER HARTMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOECHST AG
5 patentsUS4920206AApr 24, 1990
Process for making azo pigments
HOECHST AG22 citations78
US4268437AMay 19, 1981
Continuous diazotization of amines
HOECHST AG19 citations70
US4454067AJun 12, 1984
Continuous production of azo pigments
HOECHST AG11 citations69
US4920205AApr 24, 1990
Process for making azo pigments
HOECHST AG3 citations59
US4439361AMar 27, 1984
Process for controlling diazotization reactions involving nitrous reactant by testing the air above the reaction batch for its content of nitrous gases and feeding nitrous reactant in accordance with said content
HOECHST AG2 citations58