Inventor · disambiguated record
Franz-Josef Weiss
Also filed as: WEISS FRANZ-JOSEF
29 granted patents·339 citations·filing 1978–1995
97Inventor score
Files withBASF AG29
Top patents by PatentIndex Score
29 records- 0183US4634584AStabilized solutions of hydroxylamine or its salts in water or alcohols, and their preparationBASF AG·Filed 1984·Granted Jan 6, 1987·17 cites·4 claims
- 0282US4778669APreparation of aqueous solutions of free hydroxylamineBASF AG·Filed 1987·Granted Oct 18, 1988·29 cites·7 claims
- 0382US4576804AStabilized solutions of hydroxylamine or its saltsBASF AG·Filed 1984·Granted Mar 18, 1986·16 cites·6 claims
- 0481US4551318AStabilized solutions of hydroxylamine or its salts in water or alcohols, and their preparationBASF AG·Filed 1984·Granted Nov 5, 1985·15 cites·5 claims
- 0579US4259520APreparation of butanedicarboxylic acid estersBASF AG·Filed 1979·Granted Mar 31, 1981·12 cites·3 claims
- 0679US4169956AManufacture of butanedicarboxylic acid estersBASF AG·Filed 1978·Granted Oct 2, 1979·12 cites·3 claims
- 0778US5120699APlatinum-on-graphite catalysts and the use thereofBASF AG·Filed 1991·Granted Jun 9, 1992·43 cites·6 claims
- 0877US4171451AManufacture of butanedicarboxylic acid estersBASF AG·Filed 1978·Granted Oct 16, 1979·11 cites·5 claims
- 0976US4629613AStabilized solutions of hydroxylamine or its salts in water or alcohols, and their preparationBASF AG·Filed 1984·Granted Dec 16, 1986·20 cites·4 claims
- 1075US4523027APurification of carboxylates containing aldehydes, acetals and/or unsaturated compoundsBASF AG·Filed 1983·Granted Jun 11, 1985·11 cites·5 claims
- 1173US4507271ARemoval of nitrous oxide from gases containing hydrogen, nitric oxide and nitrous oxideBASF AG·Filed 1983·Granted Mar 26, 1985·30 cites·9 claims
- 1273US4256909APreparation of dimethyl butanedicarboxylatesBASF AG·Filed 1979·Granted Mar 17, 1981·10 cites·5 claims
- 1369US4645579APreparation of aqueous hydroxylamine solutionsBASF AG·Filed 1984·Granted Feb 24, 1987·16 cites·8 claims
- 1466US4889704APreparation of hydroxylammonium saltsBASF AG·Filed 1988·Granted Dec 26, 1989·16 cites·5 claims
- 1558US5155081APlatinum-on-graphite catalystsBASF AG·Filed 1991·Granted Oct 13, 1992·14 cites·8 claims
- 1654US4659683ARegeneration of inactive and poisoned platinum catalystsBASF AG·Filed 1986·Granted Apr 21, 1987·13 cites·1 claims
- 1752US4310686APreparation of butanedicarboxylic estersBASF AG·Filed 1980·Granted Jan 12, 1982·4 cites·6 claims
- 1851US4725360AWorking up wastewaters containing hydroxylamine or its saltsBASF AG·Filed 1987·Granted Feb 16, 1988·8 cites·5 claims
- 1949US5236685APreparation of hydroxylammonium saltsBASF AG·Filed 1992·Granted Aug 17, 1993·9 cites·2 claims
- 2044US4316047APreparation of C1 -C4 -alkyl pent-3-enoatesBASF AG·Filed 1980·Granted Feb 16, 1982·2 cites·3 claims
- 2143US5496789AHydrogenation catalyst based on a platinum metal partially poisoned with finely divided sulfurBASF AG·Filed 1994·Granted Mar 5, 1996·5 cites·6 claims
- 2243US4895711APreparation of hydroxylammonium saltsBASF AG·Filed 1989·Granted Jan 23, 1990·8 cites·4 claims
- 2343US4837362APreparation of pure hydroxylammonium salts of fatty acids of 1 to 4 carbon atomsBASF AG·Filed 1987·Granted Jun 6, 1989·2 cites·3 claims
- 2442US5143872AMethod of regenerating inactive and poisoned platinum catalystsBASF AG·Filed 1991·Granted Sep 1, 1992·7 cites·1 claims
- 2539US4737354APreparation of hydroxylamine-O-sulfonic acidBASF AG·Filed 1987·Granted Apr 12, 1988·4 cites·2 claims
- 2635US5560895AMethod of use of a hydrogenation catalyst based on a platinum metal partially poisoned with finely divided sulfurBASF AG·Filed 1995·Granted Oct 1, 1996·2 cites·1 claims
- 2732US4601800APreparation of aqueous solutions of hydroxylammonium carbonateBASF AG·Filed 1984·Granted Jul 22, 1986·2 cites·12 claims
- 2831US5639706AHydrogenation catalyst based on a platinum metal partially poisoned with finely divided sulfurBASF AG·Filed 1995·Granted Jun 17, 1997·0 cites·6 claims
- 2931US4997635APreparation of crystalline hydroxylammonium sulfate having a low ammonium sulfate contentBASF AG·Filed 1990·Granted Mar 5, 1991·1 cites·7 claims
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