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Class Information
Number: 585/332
Name: Chemistry of hydrocarbon compounds > Plural serial diverse syntheses > Including alkylation to produce branched-chain paraffin > And preliminary isomerization or polymerization
Description: Subject matter wherein a material undergoing the alkylation synthesis has undergone a reaction wherein a feedstock is converted to another material having the same empirical formula but a different structural configuration, or in which an olefin has been condensed with one or more other olefin molecules.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8524962 Use of olefin cracking to produce alkylate Sep. 3, 2013
8495880 Thermal management using topological isomerization of fuel Jul. 30, 2013
8471084 Process for increasing weight of olefins Jun. 25, 2013
8350108 Synthesis of liquid fuels from biomass Jan. 8, 2013
8319000 Alkylating iso-pentane with a converted olefinic feedstock Nov. 27, 2012
8319001 Process for reacting ISO-alkane to make naphtha and middle distillate Nov. 27, 2012
8314278 Process and system for the production of isoprene Nov. 20, 2012
8299311 Process for reacting iso-pentane Oct. 30, 2012
8288601 Process for reacting an iso-alkane to produce a high boiling product and an alkylate gasoline blending component Oct. 16, 2012
8247628 Process for reacting iso-alkane Aug. 21, 2012
8198494 Process for producing alkylate with an increased RON Jun. 12, 2012
8178736 Process and system for the production of isoprene May. 15, 2012
8178737 Propylene production May. 15, 2012
8153854 Gasoline alkylate RVP control Apr. 10, 2012
8143469 Process for producing branched hydrocarbons Mar. 27, 2012
8124819 Oligomerization process Feb. 28, 2012
8124821 Oligomerization of propylene to produce base oil products using ionic liquids-based catalysis Feb. 28, 2012
8119848 Preparation of alkylation feed Feb. 21, 2012
8115040 Composition of a superior lubricant or lubricant blendstock Feb. 14, 2012
7973204 Process to make base oil from thermally cracked waxy feed using ionic liquid catalyst Jul. 5, 2011
7973205 Process to make a lubricant component by oligomerizing and alkylating at a molar ratio of olefin to isoparaffin of at least 0.8 Jul. 5, 2011
7915468 Isomerization of butene in the ionic liquid-catalyzed alkylation of light isoparaffins and olefins Mar. 29, 2011
7902412 Use of olefin cracking to produce alkylate Mar. 8, 2011
7888541 Double bond hydroisomerization of butenes Feb. 15, 2011
7816572 Propylene and isoprene production Oct. 19, 2010
7601879 Paraffin alkylation Oct. 13, 2009
7572943 Alkylation of oligomers to make superior lubricant or fuel blendstock Aug. 11, 2009
7572944 Process for making and composition of superior lubricant or lubricant blendstock Aug. 11, 2009
7553999 Isomerization of butene in the ionic liquid-catalyzed alkylation of light isoparaffins and olefins Jun. 30, 2009
7439410 Integrated alkylation-isomerization process Oct. 21, 2008
7329788 Process for producing gasoline components Feb. 12, 2008
7250542 Paraffin alkylation Jul. 31, 2007
6919016 Process for the utilization of refinery C4 streams Jul. 19, 2005
6897345 Process for the production of hydrocarbons with a high octane number starting from mixtures of n-butane/isobutane such as field butanes May. 24, 2005
6872862 Propylene production Mar. 29, 2005
6849773 Process for the utilization of refinery C4 streams Feb. 1, 2005
6768035 Manufacture of high octane alkylate Jul. 27, 2004
6686510 Production of high-purity isobutene and propylene from hydrocarbon fractions with four carbon atoms Feb. 3, 2004
6673977 Procedure and device for the alkylation of isobutane by light olefins Jan. 6, 2004
6395945 Integrated hydroisomerization alkylation process May. 28, 2002
6333442 Process for the preparation of an aliphatic alkylate with a high octane number from a C4 cracking fraction Dec. 25, 2001
5907072 Multi-stage process for treating N-paraffins May. 25, 1999
5898091 Process and plant for the conversion of olefinic C.sub.4 and C.sub.5 cuts to an ether and to propylene Apr. 27, 1999
5895830 Process for oligomer production and saturation Apr. 20, 1999
5753583 Supported palladium catalyst May. 19, 1998
5684220 Process for reducing the vapor pressure of gasoline by removing amylenes therefrom and enhancing the octane thereof Nov. 4, 1997
5672795 Balanced alkylation feed from etherification and isomerization Sep. 30, 1997
5659096 Combination of olefin oligomerization and paraffin alkylation Aug. 19, 1997
5633416 Fuel produced by a process comprising etherification of a hydrocarbon fraction comprising olefins containing 5 to 8 carbon atoms May. 27, 1997
5498811 Process for producing gasolines and jet fuel from n-butane Mar. 12, 1996

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