Inventor · disambiguated record
Franz Nierlich
Also filed as: NIERLICH FRANZ · TOETSCH WALTER
40 granted patents·6 pending applications·788 citations·filing 1980–2011
98Inventor score
Files withOXENO OLEFINCHEMIE GMBH21HUELS CHEMISCHE WERKE AG11EVONIK OXENO GMBH8GRASS MICHAEL2KAIZIK ALFRED1
Top patents by PatentIndex Score
46 records- 0197US6482992B2Multistage process for the preparation of oxo aldehydes and/or alcoholsOXENO OLEFINCHEMIE GMBH·Filed 2001·Granted Nov 19, 2002·68 cites·19 claims
- 0295US7342144B2Method for producing 1-olefins by catalytically splitting 1-alkoxyalkanesOXENO OLEFINCHEMIE GMBH·Filed 2003·Granted Mar 11, 2008·42 cites·8 claims
- 0393US6331657B1Process for preparing higher oxo alcohols from olefin mixtures by two-stage hydroformylationOXENO OLEFINCHEMIE GMBH·Filed 1999·Granted Dec 18, 2001·56 cites·22 claims
- 0493US5177282AOligomerization of olefinsHUELS CHEMISCHE WERKE AG·Filed 1990·Granted Jan 5, 1993·76 cites·12 claims
- 0592US7161053B2Oligomerization of isobutene in N-butenic hydrocarbon streamsOXENO OLEFINCHEMIE GMBH·Filed 2003·Granted Jan 9, 2007·30 cites·17 claims
- 0692US7002053B2Method for preparing high-purity diisobuteneOXENO OLEFINCHEMIE GMBH·Filed 2001·Granted Feb 21, 2006·32 cites·14 claims
- 0792US6407295B1Process for preparing higher oxo alcohols from olefin mixturesOXENO OLEFINCHEMIE GMBH·Filed 1999·Granted Jun 18, 2002·54 cites·21 claims
- 0892US4517395AProcess for the selective hydrogenation of polyunsaturated hydrocarbons in hydrocarbon mixturesHUELS CHEMISCHE WERKE AG·Filed 1982·Granted May 14, 1985·50 cites·12 claims
- 0991US7968758B2Process for the dissociation of MTBEEVONIK OXENO GMBH·Filed 2007·Granted Jun 28, 2011·13 cites·22 claims
- 1091US7932428B2Process for preparing 1-butene from technical mixtures of C4 hydrocarbonsEVONIK OXENO GMBH·Filed 2006·Granted Apr 26, 2011·13 cites·32 claims
- 1191US7910786B2Process for the dissociation of MTBEEVONIK OXENO GMBH·Filed 2007·Granted Mar 22, 2011·15 cites·18 claims
- 1291US7304200B2Method for separation of substances by extraction or by washing them with ionic liquidsOXENO OLEFINCHEMIE GMBH·Filed 2003·Granted Dec 4, 2007·27 cites·11 claims
- 1391US7026519B2Obtaining tert-butanolOXENO OLEFINCHEMIE GMBH·Filed 2004·Granted Apr 11, 2006·33 cites·9 claims
- 1491US5146039AProcess for low level desulfurization of hydrocarbonsHUELS CHEMISCHE WERKE AG·Filed 1990·Granted Sep 8, 1992·47 cites·9 claims
- 1590US7919662B2Process for the dissociation of MTBEEVONIK OXENO GMBH·Filed 2007·Granted Apr 5, 2011·12 cites·18 claims
- 1687US5994601AProcess for preparing butene oligomers from Fischer-Tropsch olefinsHUELS CHEMISCHE WERKE AG·Filed 1997·Granted Nov 30, 1999·35 cites·21 claims
- 1786US7977523B2Catalyst and process for preparing isoolefinsEVONIK OXENO GMBH·Filed 2007·Granted Jul 12, 2011·11 cites·12 claims
- 1885US5998685AProcess for preparing butene oligomers from field butanesHUELS CHEMISCHE WERKE AG·Filed 1997·Granted Dec 7, 1999·30 cites·16 claims
- 1984US7683204B2Mixture of alicyclic polycarboxylic acid esters having high cis isomer contentOXENO OLEFINCHEMIE GMBH·Filed 2002·Granted Mar 23, 2010·12 cites·5 claims
- 2081US7462745B2Method for the production of 2,7-octadienyl derivativesOXENO OLEFINCHEMIE GMBH·Filed 2005·Granted Dec 9, 2008·4 cites·19 claims
- 2181US4335018ACatalyst for the production of maleic anhydrideHUELS CHEMISCHE WERKE AG·Filed 1980·Granted Jun 15, 1982·14 cites·13 claims
- 2279US8143468B2Process for preparing 3-methylbut-1-eneKAIZIK ALFRED·Filed 2007·Granted Mar 27, 2012·3 cites·20 claims
- 2376US7977520B2Method for the telomerization of non-cyclic olefinsEVONIK OXENO GMBH·Filed 2005·Granted Jul 12, 2011·4 cites·19 claims
- 2475US7439413B2Method for the production of isobutene from commericial methyl tert-butly etherOXENO OLEFINCHEMIE GMBH·Filed 2003·Granted Oct 21, 2008·13 cites·20 claims
- 2572US5518699AMethod of carrying out chemical reactions in reaction distillation columnsHUELS CHEMISCHE WERKE AG·Filed 1994·Granted May 21, 1996·31 cites·9 claims
- 2671US7632961B2Method for the production of alicyclic polycarboxylic acid esters from partial esters of aromatic polycarboxylic acidsOXENO OLEFINCHEMIE GMBH·Filed 2002·Granted Dec 15, 2009·5 cites·12 claims
- 2770US8269050B2Process for preparing ethyl tert-butyl ether from technical mixtures of C4 hydrocarbonsPRAEFKE JOCHEN·Filed 2006·Granted Sep 18, 2012·3 cites·22 claims
- 2870US7368621B2Method for producing 1-octene from crack-C4OXENO OLEFINCHEMIE GMBH·Filed 2004·Granted May 6, 2008·6 cites·16 claims
- 2970US5912191AProcess for preparing alkyl tert-butyl ethers and di-n-butene from field butanesHUELS CHEMISCHE WERKE AG·Filed 1997·Granted Jun 15, 1999·12 cites·20 claims
- 3068US8202959B2Process for preparing polymers from 3-methylbut-1-eneGRASS MICHAEL·Filed 2011·Granted Jun 19, 2012·1 cites·20 claims
- 3168US7115787B2Method for producing tert-butanol by means of reactive rectificationOXENO OLEFINCHEMIE GMBH·Filed 2003·Granted Oct 3, 2006·4 cites·10 claims
- 3267US5864052AProcess for preparing alkyl tert-butyl ethers and di-n-butene from field butanesHUELS CHEMISCHE WERKE AG·Filed 1997·Granted Jan 26, 1999·10 cites·10 claims
- 3366US8680356B2Catalyst and process for preparing isoolefinsZANTHOFF HORST-WERNER·Filed 2011·Granted Mar 25, 2014·1 cites·28 claims
- 3465US7179948B2Process for preparing tert-butanolOXENO OLEFINCHEMIE GMBH·Filed 2003·Granted Feb 20, 2007·3 cites·20 claims
- 3561US7304188B2Preparation of highly pure methyl tert-butyl etherOXENO OLEFINCHEMIE GMBH·Filed 2003·Granted Dec 4, 2007·3 cites·11 claims
- 3651US7432407B2Hydroisomerization of olefins comprising between 4 and 6 carbon atomsOXENO OLEFINCHEMIE GMBH·Filed 2002·Granted Oct 7, 2008·1 cites·18 claims
- 3751US4268448AProcess for the production of maleic anhydrideHUELS CHEMISCHE WERKE AG·Filed 1980·Granted May 19, 1981·3 cites·6 claims
- 3850US8138293B2Process for preparing polymers from 3-methylbut-1-eneGRASS MICHAEL·Filed 2007·Granted Mar 20, 2012·3 cites·27 claims
- 3950US7645914B2Method for the telomerization of non-cyclic olefinsEVONIK OXENO GMBH·Filed 2005·Granted Jan 12, 2010·0 cites·17 claims
- 4050US2010137486A1Mixture of alicyclic polycarboxylic esters having high cis contentOXENO OLEFINCHEMIE GMBH·Filed 2010·Application pending·0 cites
- 4149US2011034739A1Catalyst and process for preparing saturated ethers by hydrogenating unsaturated ethersEVONIK OXENO GMBH·Filed 2009·Application pending·0 cites
- 4244US5993763ACatalyst and process for decomposing HCN in gasesHUELS CHEMISCHE WERKE AG·Filed 1997·Granted Nov 30, 1999·8 cites·10 claims
- 4343US2008058572A1Process for preparing isoolefinsOXENO OLEFINCHEMIE GMBH·Filed 2007·Application pending·0 cites
- 4441US2010197983A1Method for the production of unbranched acyclic octactrienesOXENO OLEFINCHEMIE GMBH·Filed 2005·Application pending·0 cites
- 4536US2002026087A1Process for preparing di-iso-butanes, di-iso-butenes and di-n-butenes from field butanesOXENO OLEFINCHEMIE GMBH·Filed 2001·Application pending·0 cites
- 4634US2013017587A1Method for Recovery of Organic Components from Dilute Aqueous SolutionsSTRATLEY AG·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →