Inventor
MENTZEL WERNER
DE4 patents
Patents
4 patentsUS4407762AOct 4, 1983
Process for the isolation of 1-naphthylamine-4,8-disulphonic acid
BAYER AG3 citations59
US4393234AJul 12, 1983
Process for the preparation of 3-hydroxybenzoic acid
BAYER AG2 citations56
US4338261AJul 6, 1982
Process for the preparation of 1-naphthylamine-4,6-disulphonic acid and 1-naphthylamine-2,4,6-trisulphonic acid
BAYER AG0 citations48
US4354038AOct 12, 1982
Process for the preparation of 3-hydroxybenzoic acid
BAYER AG0 citations42