Inventor

YOSHIURA KOICHI

2 patents

Patents

2 patents

US3984425AOct 5, 1976

Process for purifying 1-aminoanthraquinone

MITSUI TOATSU CHEMICALS5 citations59

US4046785ASep 6, 1977

Process for preparing aminoanthraquinones

MITSUI TOATSU CHEMICALS3 citations57