Inventor
GRAF FRITZ
DE9 patents
Patents
9 patentsUS5714644AFeb 3, 1998
Process and catalyst for the selective hydrogenation of butynediol to butenediol
BASF AG69 citations95
US4902828AFeb 20, 1990
Recovery of aqueous glyoxylic acid solutions
BASF AG46 citations91
US4450277AMay 22, 1984
Preparation of 1-substituted imidazoles
BASF AG13 citations73
US4728435AMar 1, 1988
Decolorization of aqueous glyoxal solutions
BASF AG9 citations69
US4521632AJun 4, 1985
Purification of aqueous glyoxal solutions
BASF AG4 citations61
US4377696AMar 22, 1983
Preparation of 4-methylimidazoles
BASF AG4 citations61
US4851584AJul 25, 1989
Preparation of carbonyl compounds
BASF AG2 citations60
US4814513AMar 21, 1989
Preparation of carbonyl compounds
BASF AG5 citations60
US4698434AOct 6, 1987
Preparation of hydroxymethylimidazoles
BASF AG0 citations51