Inventor · disambiguated record
Ernst Wiebus
Also filed as: WIEBUS ERNST
34 granted patents·2 pending applications·357 citations·filing 1979–2006
97Inventor score
Files withHOECHST AG15RUHRCHEMIE AG13CELANESE CHEM EUROPE GMBH5CELANESE CHEMICALS EUROP1CELANESE GMBH1
Top patents by PatentIndex Score
36 records- 0190US4684750AProcess for the production of 2-ethyl-hexanolRUHRCHEMIE AG·Filed 1986·Granted Aug 4, 1987·37 cites·10 claims
- 0289US4523036AProcess for the preparation of aldehydesRUHRCHEMIE AG·Filed 1983·Granted Jun 11, 1985·28 cites·42 claims
- 0385US6482972B1Isomeric nonanols and decanols, their preparation, phthalic esters obtained therefrom and their use as plasticizersHOECHST AG·Filed 1995·Granted Nov 19, 2002·45 cites·18 claims
- 0483US5268514ADecyl alcohol mixtures, phthalic esters obtainable therefrom and their use as plasticizersHOECHST AG·Filed 1993·Granted Dec 7, 1993·19 cites·10 claims
- 0580US4593126AProcess for preparing aldehydesRUHRCHEMIE AG·Filed 1985·Granted Jun 3, 1986·16 cites·13 claims
- 0679US5583250AMixtures of isomeric decyl alcohols, phthalates obtainable therefrom, and their use as plasticizersHOECHST AG·Filed 1995·Granted Dec 10, 1996·15 cites·8 claims
- 0779US4515986AProcess for preparing 3-dimethylamino-2,2-dimethylpropanalRUHRCHEMIE AG·Filed 1981·Granted May 7, 1985·14 cites·11 claims
- 0876US5463147ADecyl alcohol mixtures, phthalic esters obtainable therefrom and their use as plasticizersHOECHST AG·Filed 1994·Granted Oct 31, 1995·13 cites·8 claims
- 0976US4795727ARhodium catalysts and methods of preparation and use thereofRUHRCHEMIE AG·Filed 1987·Granted Jan 3, 1989·12 cites·10 claims
- 1074US6700021B2Preparation of aldehydesCELANESE CHEM EUROPE GMBH·Filed 2002·Granted Mar 2, 2004·12 cites·11 claims
- 1173US6864387B2Process for preparing sulfonated arylphosphinesCELANESE CHEM EUROPE GMBH·Filed 2003·Granted Mar 8, 2005·9 cites·11 claims
- 1273US5369162ADecyl alcohol mixtures, phthalic esters obtainable therefrom and their use as plasticizersHOECHST AG·Filed 1993·Granted Nov 29, 1994·11 cites·2 claims
- 1372US4215073AProcess for the production of diaminesRUHRCHEMIE AG·Filed 1979·Granted Jul 29, 1980·8 cites·8 claims
- 1470US6610881B1Method for producing sulfonated aryl phosphinesCELANESE CHEMICALS EUROP·Filed 2000·Granted Aug 26, 2003·10 cites·11 claims
- 1570US5661204AMixtures of isomeric decyl alcohols, phthalates obtainable therefrom, and their use as plasticizersHOECHST AG·Filed 1995·Granted Aug 26, 1997·9 cites·2 claims
- 1669US5808168AProcess for the hydroformylation of olefinically unsaturated compoundsHOECHST AG·Filed 1997·Granted Sep 15, 1998·12 cites·23 claims
- 1766US4879418AProcess for the preparation of aldehydesHOECHST AG·Filed 1988·Granted Nov 7, 1989·8 cites·36 claims
- 1864US4808757AProcess for the preparation of aldehydesRUHRCHEMIE AG·Filed 1988·Granted Feb 28, 1989·7 cites·16 claims
- 1964US4533755AProcess for the hydroformylation of olefinsRUHRCHEMIE AG·Filed 1983·Granted Aug 6, 1985·7 cites·9 claims
- 2063US5462986ADecyl alcohol mixtures, phthalic esters obtainable therefrom and their use as placticizersHOECHST AG·Filed 1995·Granted Oct 31, 1995·8 cites·17 claims
- 2161US6051743AProcess for the preparation of predominantly unbranched higher primary alcoholsHOECHST AG·Filed 1993·Granted Apr 18, 2000·7 cites·11 claims
- 2259US5382716ADecyl alcohol mixtures, phthalic obtainable therefrom, and their use as plasticizersHOECHST AG·Filed 1993·Granted Jan 17, 1995·6 cites·11 claims
- 2356US5041228AProcess for separating mixtures of substances contained in an aqueous or aqueous/organic solutionHOECHST AG·Filed 1989·Granted Aug 20, 1991·5 cites·48 claims
- 2455US4424383AProcess for producing ethanol and n-propanol from methanolRUHRCHEMIE AG·Filed 1981·Granted Jan 3, 1984·11 cites·13 claims
- 2555US2006276669A1Process for preparing sulfonated arylphosphinesCELANESE CHEM EUROPE GMBH·Filed 2006·Application pending·0 cites
- 2653US4532354AMethod for purifying N,N-dimethylaminopropylamineRUHRCHEMIE AG·Filed 1982·Granted Jul 30, 1985·4 cites·9 claims
- 2750US7102034B2Process for preparing sulfonated arylphosphinesCELANESE CHEM EUROPE GMBH·Filed 2004·Granted Sep 5, 2006·0 cites·1 claims
- 2850US5516948AProcess for making a mixture of isomeric decyl alcoholsHOECHST AG·Filed 1995·Granted May 14, 1996·7 cites·7 claims
- 2948US4711648AProcess for purification of gasesRUHRCHEMIE AG·Filed 1986·Granted Dec 8, 1987·7 cites·19 claims
- 3047US5684208AProcess for preparing pentenalsHOECHST AG·Filed 1996·Granted Nov 4, 1997·3 cites·17 claims
- 3146US2002133047A1Isomeric nonanols and decanols, their preparation, phthalic esters obtained therefrom, and their use as plasticizersFiled 2001·Application pending·0 cites
- 3238US4355192AProcess for the production of ethanol and n-propanol from methanolRUHRCHEMIE AG·Filed 1981·Granted Oct 19, 1982·4 cites·10 claims
- 3337US6211414B1Process for preparing aldehydes by hydroformylationCELANESE GMBH·Filed 1997·Granted Apr 3, 2001·1 cites·37 claims
- 3436US4808758AHydroformylation processRUHRCHEMIE AG·Filed 1987·Granted Feb 28, 1989·1 cites·8 claims
- 3535US6863872B2Method for recovering rhodium from hydroformylation productsCELANESE CHEM EUROPE GMBH·Filed 2001·Granted Mar 8, 2005·0 cites·14 claims
- 3629US5410072AMixtures of isomeric pentanoic acids, esters prepared therefrom, and their use as lubricantsHOECHST AG·Filed 1994·Granted Apr 25, 1995·1 cites·20 claims
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