Inventor
WEISS FRANZ-JOSEF
DE29 patents
Patents
29 patentsUS4778669AOct 18, 1988
Preparation of aqueous solutions of free hydroxylamine
BASF AG29 citations92
US5120699AJun 9, 1992
Platinum-on-graphite catalysts and the use thereof
BASF AG43 citations91
US4507271AMar 26, 1985
Removal of nitrous oxide from gases containing hydrogen, nitric oxide and nitrous oxide
BASF AG30 citations87
US4629613ADec 16, 1986
Stabilized solutions of hydroxylamine or its salts in water or alcohols, and their preparation
BASF AG20 citations81
US5496789AMar 5, 1996
Hydrogenation catalyst based on a platinum metal partially poisoned with finely divided sulfur
BASF AG5 citations74
US5236685AAug 17, 1993
Preparation of hydroxylammonium salts
BASF AG9 citations74
US5143872ASep 1, 1992
Method of regenerating inactive and poisoned platinum catalysts
BASF AG7 citations74
US4889704ADec 26, 1989
Preparation of hydroxylammonium salts
BASF AG16 citations74
US4725360AFeb 16, 1988
Working up wastewaters containing hydroxylamine or its salts
BASF AG8 citations74
US4259520AMar 31, 1981
Preparation of butanedicarboxylic acid esters
BASF AG12 citations74
US4169956AOct 2, 1979
Manufacture of butanedicarboxylic acid esters
BASF AG12 citations74
US4645579AFeb 24, 1987
Preparation of aqueous hydroxylamine solutions
BASF AG16 citations73
US4576804AMar 18, 1986
Stabilized solutions of hydroxylamine or its salts
BASF AG16 citations73
US4551318ANov 5, 1985
Stabilized solutions of hydroxylamine or its salts in water or alcohols, and their preparation
BASF AG15 citations73
US4523027AJun 11, 1985
Purification of carboxylates containing aldehydes, acetals and/or unsaturated compounds
BASF AG11 citations73
US4171451AOct 16, 1979
Manufacture of butanedicarboxylic acid esters
BASF AG11 citations73
US5155081AOct 13, 1992
Platinum-on-graphite catalysts
BASF AG14 citations72
US4659683AApr 21, 1987
Regeneration of inactive and poisoned platinum catalysts
BASF AG13 citations72
US4634584AJan 6, 1987
Stabilized solutions of hydroxylamine or its salts in water or alcohols, and their preparation
BASF AG17 citations72
US4895711AJan 23, 1990
Preparation of hydroxylammonium salts
BASF AG8 citations71
US4256909AMar 17, 1981
Preparation of dimethyl butanedicarboxylates
BASF AG10 citations70
US5560895AOct 1, 1996
Method of use of a hydrogenation catalyst based on a platinum metal partially poisoned with finely divided sulfur
BASF AG2 citations63
US4837362AJun 6, 1989
Preparation of pure hydroxylammonium salts of fatty acids of 1 to 4 carbon atoms
BASF AG2 citations63
US4737354AApr 12, 1988
Preparation of hydroxylamine-O-sulfonic acid
BASF AG4 citations63
US4601800AJul 22, 1986
Preparation of aqueous solutions of hydroxylammonium carbonate
BASF AG2 citations62
US4316047AFeb 16, 1982
Preparation of C1 -C4 -alkyl pent-3-enoates
BASF AG2 citations62
US4310686AJan 12, 1982
Preparation of butanedicarboxylic esters
BASF AG4 citations62
US5639706AJun 17, 1997
Hydrogenation catalyst based on a platinum metal partially poisoned with finely divided sulfur
BASF AG0 citations52
US4997635AMar 5, 1991
Preparation of crystalline hydroxylammonium sulfate having a low ammonium sulfate content
BASF AG1 citations52