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Inventor
ELINKMANN HANS-GERD
DE
2 patents
Patents
2 patents
US4056534A
Nov 1, 1977
Process for preparing copper phthalocyanine pigments of the α-modification
HOECHST AG
6 citations
59
US4377703A
Mar 22, 1983
Process for preparing benzoxanthene and benzothioxanthene dyestuffs
HOECHST AG
2 citations
55