Inventor · disambiguated record
Randolf Hugo
Also filed as: HUGO RANDOLF
32 granted patents·14 pending applications·205 citations·filing 1994–2023
96Inventor score
Top patents by PatentIndex Score
46 records- 0189US6852144B1Method for removing COS from a stream of hydrocarbon fluid and wash liquid for use in a method of this typeBASF AG·Filed 2000·Granted Feb 8, 2005·55 cites·14 claims
- 0288US7915454B2Method for producing ethylenediamineBASF SE·Filed 2008·Granted Mar 29, 2011·7 cites·19 claims
- 0387US6740230B1Method for removing mercaptans from fluid fluxesBASF AG·Filed 2000·Granted May 25, 2004·49 cites·20 claims
- 0486US7880036B2Production method for ethyleneamine mixturesBASF SE·Filed 2008·Granted Feb 1, 2011·6 cites·18 claims
- 0584US7323597B2Method for the production of diaminoxylene by continuous hydrogenation of liquid phthalonitrileBASF AG·Filed 2004·Granted Jan 29, 2008·13 cites·21 claims
- 0683US8299249B2Method for producing TETA by means of EDDNDAHMEN KIRSTEN·Filed 2008·Granted Oct 30, 2012·4 cites·23 claims
- 0783US7960591B2Method for producing triethylenetetramineBASF SE·Filed 2008·Granted Jun 14, 2011·4 cites·14 claims
- 0883US7880035B2Method for producing ethyleneaminesBASF SE·Filed 2008·Granted Feb 1, 2011·4 cites·14 claims
- 0981US8440852B2Method for producing tetraethylenepentamineDAHMEN KIRSTEN·Filed 2008·Granted May 14, 2013·4 cites·19 claims
- 1080US7323598B2Preparation of xylylenediamine (XDA)BASF AG·Filed 2004·Granted Jan 29, 2008·9 cites·19 claims
- 1177US7339080B2Method for the production of diaminoxylene by continuous hydrogenation of liquid phthalonitrileBASF AG·Filed 2004·Granted Mar 4, 2008·10 cites·24 claims
- 1275US8153845B2Method for producing aminonitrilesOFTRING ALFRED·Filed 2008·Granted Apr 10, 2012·2 cites·10 claims
- 1373US9012638B2Process for preparing EDDN and/or EDMN by conversion of FACH and EDALUYKEN HERMANN·Filed 2012·Granted Apr 21, 2015·1 cites·17 claims
- 1473US8946459B2Process for preparing EDDN and/or EDMN by reacting EDFA and/or EDMFA with HCNLUYKEN HERMANN·Filed 2012·Granted Feb 3, 2015·1 cites·15 claims
- 1573US7368610B2Preparation of xylylenediamine (XDA)BASF AG·Filed 2004·Granted May 6, 2008·6 cites·20 claims
- 1672US8766010B2Method for distilling mixtures comprising ethylenediamine, N-methylethylenediamine, and water, and mixtures of ethylenediamine and N-methylethylenediamine having a low content of N-methylethylenediamine obtainable therebyJÖDECKE MICHAEL·Filed 2010·Granted Jul 1, 2014·2 cites·12 claims
- 1771US9096497B2Process for preparing EDDN and EDMNLUYKEN HERMANN·Filed 2012·Granted Aug 4, 2015·1 cites·18 claims
- 1869US8586795B2Methyl-substituted teta compoundsHUGO RANDOLF·Filed 2010·Granted Nov 19, 2013·1 cites·18 claims
- 1967US8088200B2Method for removing acid gases from a fluid streamWAGNER RUPERT·Filed 2007·Granted Jan 3, 2012·5 cites·24 claims
- 2067US7728174B2Continuous hydrogenation processes for the preparation of xylylenediaminesBASF SE·Filed 2006·Granted Jun 1, 2010·1 cites·30 claims
- 2163US7528284B2Method for producing xylylenediamine (XDA)BASF AG·Filed 2004·Granted May 5, 2009·3 cites·20 claims
- 2263US7276153B2Method for neutralising a stream of hydrocarbon fluidBASF AG·Filed 2001·Granted Oct 2, 2007·10 cites·15 claims
- 2362US2025340497A1Process for purifying a raw c4-hydrocarbon mixtureBASF SE·Filed 2023·Application pending·0 cites
- 2459US12448342B2Process for obtaining isobutene from a C4-hydrocarbon mixtureBASF SE·Filed 2022·Granted Oct 21, 2025·0 cites·14 claims
- 2559US12351536B2Process for obtaining isobutene from a C4-hydrocarbon mixtureBASF SE·Filed 2022·Granted Jul 8, 2025·0 cites·14 claims
- 2656US7960590B2Method for producing ethyleneamines from untreated AANBASF SE·Filed 2008·Granted Jun 14, 2011·0 cites·16 claims
- 2748US8766029B2Process for providing a vaporous purified crude C4 cut as a feed steam for an extractive distillation with a selective solventBASF SE·Filed 2013·Granted Jul 1, 2014·0 cites·9 claims
- 2847US7541497B2Method for producing xylylenediamine (XDA)BASF AG·Filed 2004·Granted Jun 2, 2009·0 cites·19 claims
- 2944US2013053538A1Process for preparing edfa and/or edmfa and deta and/or tetaLUYKEN HERMANN·Filed 2012·Application pending·0 cites
- 3044US2010105940A1Full catalyst, production thereof, and use thereof in an ammoxidation processBASF AG·Filed 2006·Application pending·0 cites
- 3143US8952156B2Process for working up reaction outputs from the hydrogenation of EDDN or EDMNLUYKEN HERMANN·Filed 2012·Granted Feb 10, 2015·0 cites·11 claims
- 3242US2008262266A1Method for the Production of XylyendiamineBASF SE·Filed 2006·Application pending·0 cites
- 3342US2013090496A1Process for preparing formic acid by reacting carbon dioxide with hydrogenSCHAUB THOMAS·Filed 2012·Application pending·0 cites
- 3441US2013053537A1Process for regenerating raney catalystsLUYKEN HERMANN·Filed 2012·Application pending·0 cites
- 3541US2008154061A1Method For Producing a XylylenediamineBASF AG·Filed 2006·Application pending·0 cites
- 3641US2008214871A1Method For Producing A Xylylene DiamineBASF AG·Filed 2006·Application pending·0 cites
- 3740US2013053540A1Process for preparing tetaLUYKEN HERMANN·Filed 2012·Application pending·0 cites
- 3840US2013053536A1Process for preparing eddn and/or edmn and a process for preparing deta and/or tetaLUYKEN HERMANN·Filed 2012·Application pending·0 cites
- 3940US2013053539A1Process for preparing eddn and/or edmn and process for preparing deta and/or tetaLUYKEN HERMANN·Filed 2012·Application pending·0 cites
- 4040US2013053597A1Process for preparing eddn, edmn, teta and detaLUYKEN HERMANN·Filed 2012·Application pending·0 cites
- 4140US2013085286A1UnknownLUYKEN HERMANN·Filed 2012·Application pending·0 cites
- 4240US2013090453A1Process for preparing TETA and DETALUYKEN HERMANN·Filed 2012·Application pending·0 cites
- 4338US5892121APurification of tertiary phosphine oxidesBASF AG·Filed 1997·Granted Apr 6, 1999·1 cites·11 claims
- 4437US8642828B2Process for purifying a recycle stream from a 1,3-butadiene processing plantHEIDA BERND·Filed 2013·Granted Feb 4, 2014·0 cites·11 claims
- 4534US5527966APreparation of triphenylphosphineBASF AG·Filed 1994·Granted Jun 18, 1996·6 cites·9 claims
- 4627US8142618B2Processes for preparing pure xylylenediamineHUGO RANDOLF·Filed 2007·Granted Mar 27, 2012·0 cites·17 claims
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