Inventor
BAESSLER KONRAD
DE11 patents
Patents
11 patentsUS4217307AAug 12, 1980
Process for the preparation of 2,2'-dichloro-hydrazobenzene
HOECHST AG18 citations80
US4454355AJun 12, 1984
Process for the preparation of p-nitrophenetole
HOECHST AG10 citations72
US5208376AMay 4, 1993
Process for the continuous preparation of 3,3'-dichloro-benzidine dihydrochloride
HOECHST AG11 citations71
US4338473AJul 6, 1982
Method for removing nitrosation agent(s) from a nitrated aromatic compound
HOECHST AG7 citations70
US4310711AJan 12, 1982
Process for preparing 5-chloro-2-nitrophenol
HOECHST AG5 citations62
US4433168AFeb 21, 1984
Process for the purification of crude 3,4,3',4'-tetraaminodiphenyl
HOECHST AG4 citations61
US4355189AOct 19, 1982
Process for the preparation of 4-phenoxyphenols
HOECHST AG5 citations58
US4306103ADec 15, 1981
Process for the manufacture of 1,3,5-trichlorobenzene
HOECHST AG3 citations57
US3959392AMay 25, 1976
Process for preparing chlorohydroquinone
HOECHST AG2 citations53
US3931321AJan 6, 1976
Process for the preparation of O-aminothiophenols
HOECHST AG1 citations50
US4102927AJul 25, 1978
Process for the preparation of 2,4-dinitroaniline
HOECHST AG1 citations47