Inventor · disambiguated record
Stefan Wieland
Also filed as: WIELAND STEFAN · WIELAND STEFAN DR
33 granted patents·4 pending applications·639 citations·filing 1990–2019
98Inventor score
Files withDEGUSSA18UMICORE AG & CO KG5EVONIK OPERATIONS GMBH4SWAN THOMAS & CO LTD3DMC2 DEGUSSA METALS CATALYSTS2
Top patents by PatentIndex Score
37 records- 0194US11401224B2Method for the preparation of C3—C12-alcohols by catalytic hydrogenation of the corresponding aldehydesEVONIK OPERATIONS GMBH·Filed 2019·Granted Aug 2, 2022·9 cites·20 claims
- 0293US11090637B2Fixed catalyst bed comprising metal foam bodiesEVONIK OPERATIONS GMBH·Filed 2017·Granted Aug 17, 2021·9 cites·17 claims
- 0392US6723298B1Method for catalytic conversion of carbon monoxide in a hydrogen-containing gas mixtureDMC2 DEGUSSA METALS CATALYSTS·Filed 2000·Granted Apr 20, 2004·53 cites·9 claims
- 0492US5734070AHardening of unsaturated fats, fatty acids or fatty acid estersDEGUSSA·Filed 1996·Granted Mar 31, 1998·55 cites·10 claims
- 0591US6649559B2Supported metal membrane, a process for its preparation and useDMC2 DEGUSSA METALS CATALYSTS·Filed 2001·Granted Nov 18, 2003·67 cites·23 claims
- 0689US7150866B2Catalyst for autothermal reforming of hydrocarbons with increased water gas shift activityUMICORE AG & CO KG·Filed 2003·Granted Dec 19, 2006·38 cites·11 claims
- 0789US6555088B1Method for catalytic conversion of carbon monoxide in a hydrogen-containing gas mixture with improved cold start behaviorDMC2 DEGUSSA METAL CATALYSTS C·Filed 2000·Granted Apr 29, 2003·43 cites·16 claims
- 0886US11192794B2Production of pulverulent, porous crystalline metal silicates by means of flame spray pyrolysisEVONIK OPERATIONS GMBH·Filed 2018·Granted Dec 7, 2021·3 cites·20 claims
- 0985US6413449B1Method of using catalyst for steam reforming of alcoholsDEGUSSA·Filed 1999·Granted Jul 2, 2002·81 cites·13 claims
- 1083US6156933ASupercritical hydrogenationDEGUSSA·Filed 1997·Granted Dec 5, 2000·30 cites·19 claims
- 1182US5093451AFormed organosiloxane amine copolycondensates method of their preparation and useDEGUSSA·Filed 1990·Granted Mar 3, 1992·30 cites·24 claims
- 1277US5789628AProduction of 2,2'-bis (4-hydroxyphenyl) propanes in the presence of organopolysiloxanes containing sulphonate and mercapto groupsDEGUSSA·Filed 1996·Granted Aug 4, 1998·20 cites·5 claims
- 1376US7198862B2Process for preparing a low-sulfur reformate gas for use in a fuel cell systemUMICORE AG & CO KG·Filed 2002·Granted Apr 3, 2007·14 cites·10 claims
- 1475US6949683B2Process for catalytic autothermal steam reforming of alcoholsUMICORE AG & CO KG·Filed 2002·Granted Sep 27, 2005·14 cites·15 claims
- 1574US5808123AContinuous method of producing γ-aminopropyltrialkoxysilanesDEGUSSA·Filed 1997·Granted Sep 15, 1998·18 cites·12 claims
- 1672US5403566ARecovery of hydrogenation catalysts from solutions of hydrogenated nitrile rubberBAYER AG·Filed 1994·Granted Apr 4, 1995·22 cites·2 claims
- 1771US5922900AProcess for producing carboxylic acid esters and catalysts thereforDEGUSSA·Filed 1997·Granted Jul 13, 1999·12 cites·26 claims
- 1868US6630606B2Acylation reactions of aromatic substratesSWAN THOMAS & CO LTD·Filed 2001·Granted Oct 7, 2003·8 cites·28 claims
- 1961US5824825APhosphoric acid catalyst and its useDEGUSSA·Filed 1997·Granted Oct 20, 1998·9 cites·13 claims
- 2060US5852217AProcess for the production of primary and/or secondary amines from oxo compoundsDEGUSSA·Filed 1997·Granted Dec 22, 1998·7 cites·14 claims
- 2159US6923948B2Combined heat and power plant and a process for the operation thereofUMICORE AG & CO KG·Filed 2002·Granted Aug 2, 2005·4 cites·14 claims
- 2259US6303840B1Alkylation reactions of aromatic subtratesSWAN THOMAS & CO LTD·Filed 1997·Granted Oct 16, 2001·15 cites·28 claims
- 2358US7083775B2Process for the autothermal catalytic steam reforming of hydrocarbonsUMICORE AG & CO KG·Filed 2001·Granted Aug 1, 2006·6 cites·15 claims
- 2457US5286885AProcess for preparing glycide by epoxidation using polymeric organosiloxane ammonium salts of oxoacids of the elements V, Nb, Ta, Mo, and WDEGUSSA·Filed 1993·Granted Feb 15, 1994·11 cites·14 claims
- 2553US5352791AHydrating or oxidizing process using a metal-containing, shaped organosiloxane amine copolycondensate catalystDEGUSSA·Filed 1993·Granted Oct 4, 1994·12 cites·3 claims
- 2651US5466767AShaped organosiloxane polycondensates, process for their preparation and useDEGUSSA·Filed 1994·Granted Nov 14, 1995·8 cites·24 claims
- 2751US5237019AMetal-containing, shaped polymeric, tertiary and/or secondary organosiloxane amine compounds, method of their production and useDEGUSSA·Filed 1992·Granted Aug 17, 1993·8 cites·17 claims
- 2850US5264514AMetal-containing, shaped organosiloxane amine copolycondensates and methods of their productionDEGUSSA·Filed 1992·Granted Nov 23, 1993·6 cites·15 claims
- 2946US2021387859A1Process for the manufacture of pulverulent, porous crystalline metal silicates employing flame spray pyrolysisEVONIK OPERATIONS GMBH·Filed 2019·Application pending·0 cites
- 3046US2004058810A1Method for catalytic conversion of carbon monoxide in a hydrogen-containing gas mixtureFiled 2003·Application pending·0 cites
- 3144US5919566AInorganic support materials containing sulphonate and mercapto groups, process for the production thereof and use as catalystDEGUSSA·Filed 1996·Granted Jul 6, 1999·10 cites·8 claims
- 3238US5484869AFormed organosiloxane amine copolycondensates, method of their preparation and useDEGUSSA·Filed 1995·Granted Jan 16, 1996·5 cites·39 claims
- 3336US5721016AProcess for the treatment of mineral building materialsDEGUSSA·Filed 1996·Granted Feb 24, 1998·8 cites·15 claims
- 3436US2003012719A1Catalyst and process for removing carbon monoxide from a reformate gasOMG AG & CO KG·Filed 2002·Application pending·0 cites
- 3536US2002028345A1Process for preparing a composite metal membrane, the composite metal membrane prepared therewith and its useFiled 2001·Application pending·0 cites
- 3635US5552474AAqueous solutions of organopolysiloxane-ammonium compounds, methods of their manufacture and useDEGUSSA·Filed 1995·Granted Sep 3, 1996·4 cites·21 claims
- 3726US6566558B1Hydroformylation reactionsSWAN THOMAS & CO LTD·Filed 1999·Granted May 20, 2003·0 cites·17 claims
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