Inventor
NIERLICH FRANZ
DE40 patents
⚠️ This page may combine multiple inventors who share the name “NIERLICH FRANZ”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OXENO OLEFINCHEMIE GMBH
17 patentsUS6482992B2Nov 19, 2002
Multistage process for the preparation of oxo aldehydes and/or alcohols
OXENO OLEFINCHEMIE GMBH68 citations96
US6407295B1Jun 18, 2002
Process for preparing higher oxo alcohols from olefin mixtures
OXENO OLEFINCHEMIE GMBH54 citations96
US6331657B1Dec 18, 2001
Process for preparing higher oxo alcohols from olefin mixtures by two-stage hydroformylation
OXENO OLEFINCHEMIE GMBH56 citations94
US7342144B2Mar 11, 2008
Method for producing 1-olefins by catalytically splitting 1-alkoxyalkanes
OXENO OLEFINCHEMIE GMBH42 citations92
US7161053B2Jan 9, 2007
Oligomerization of isobutene in N-butenic hydrocarbon streams
OXENO OLEFINCHEMIE GMBH30 citations92
US7304200B2Dec 4, 2007
Method for separation of substances by extraction or by washing them with ionic liquids
OXENO OLEFINCHEMIE GMBH27 citations91
US7026519B2Apr 11, 2006
Obtaining tert-butanol
OXENO OLEFINCHEMIE GMBH33 citations91
US7002053B2Feb 21, 2006
Method for preparing high-purity diisobutene
OXENO OLEFINCHEMIE GMBH32 citations91
US7683204B2Mar 23, 2010
Mixture of alicyclic polycarboxylic acid esters having high cis isomer content
OXENO OLEFINCHEMIE GMBH12 citations82
US7439413B2Oct 21, 2008
Method for the production of isobutene from commericial methyl tert-butly ether
OXENO OLEFINCHEMIE GMBH13 citations82
US7632961B2Dec 15, 2009
Method for the production of alicyclic polycarboxylic acid esters from partial esters of aromatic polycarboxylic acids
OXENO OLEFINCHEMIE GMBH5 citations63
US7462745B2Dec 9, 2008
Method for the production of 2,7-octadienyl derivatives
OXENO OLEFINCHEMIE GMBH4 citations62
US7179948B2Feb 20, 2007
Process for preparing tert-butanol
OXENO OLEFINCHEMIE GMBH3 citations62
US7115787B2Oct 3, 2006
Method for producing tert-butanol by means of reactive rectification
OXENO OLEFINCHEMIE GMBH4 citations62
US7368621B2May 6, 2008
Method for producing 1-octene from crack-C4
OXENO OLEFINCHEMIE GMBH6 citations59
US7304188B2Dec 4, 2007
Preparation of highly pure methyl tert-butyl ether
OXENO OLEFINCHEMIE GMBH3 citations59
US7432407B2Oct 7, 2008
Hydroisomerization of olefins comprising between 4 and 6 carbon atoms
OXENO OLEFINCHEMIE GMBH1 citations48
HUELS CHEMISCHE WERKE AG
11 patentsUS5177282AJan 5, 1993
Oligomerization of olefins
HUELS CHEMISCHE WERKE AG76 citations93
US5998685ADec 7, 1999
Process for preparing butene oligomers from field butanes
HUELS CHEMISCHE WERKE AG30 citations92
US5994601ANov 30, 1999
Process for preparing butene oligomers from Fischer-Tropsch olefins
HUELS CHEMISCHE WERKE AG35 citations92
US5146039ASep 8, 1992
Process for low level desulfurization of hydrocarbons
HUELS CHEMISCHE WERKE AG47 citations90
US4517395AMay 14, 1985
Process for the selective hydrogenation of polyunsaturated hydrocarbons in hydrocarbon mixtures
HUELS CHEMISCHE WERKE AG50 citations89
US5518699AMay 21, 1996
Method of carrying out chemical reactions in reaction distillation columns
HUELS CHEMISCHE WERKE AG31 citations88
US5993763ANov 30, 1999
Catalyst and process for decomposing HCN in gases
HUELS CHEMISCHE WERKE AG8 citations74
US5912191AJun 15, 1999
Process for preparing alkyl tert-butyl ethers and di-n-butene from field butanes
HUELS CHEMISCHE WERKE AG12 citations73
US5864052AJan 26, 1999
Process for preparing alkyl tert-butyl ethers and di-n-butene from field butanes
HUELS CHEMISCHE WERKE AG10 citations73
US4335018AJun 15, 1982
Catalyst for the production of maleic anhydride
HUELS CHEMISCHE WERKE AG14 citations73
US4268448AMay 19, 1981
Process for the production of maleic anhydride
HUELS CHEMISCHE WERKE AG3 citations62
EVONIK OXENO GMBH
7 patentsUS7968758B2Jun 28, 2011
Process for the dissociation of MTBE
EVONIK OXENO GMBH13 citations83
US7932428B2Apr 26, 2011
Process for preparing 1-butene from technical mixtures of C4 hydrocarbons
EVONIK OXENO GMBH13 citations83
US7919662B2Apr 5, 2011
Process for the dissociation of MTBE
EVONIK OXENO GMBH12 citations83
US7910786B2Mar 22, 2011
Process for the dissociation of MTBE
EVONIK OXENO GMBH15 citations83
US7977523B2Jul 12, 2011
Catalyst and process for preparing isoolefins
EVONIK OXENO GMBH11 citations81
US7977520B2Jul 12, 2011
Method for the telomerization of non-cyclic olefins
EVONIK OXENO GMBH4 citations61
US7645914B2Jan 12, 2010
Method for the telomerization of non-cyclic olefins
EVONIK OXENO GMBH0 citations51