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Class Information
Number: 585/477
Name: Chemistry of hydrocarbon compounds > Aromatic compound synthesis > By isomerization
Description: Subject matter wherein the synthesis involves changing the molecular structure of the feed material without a change in its carbon or hydrogen content.










Sub-classes under this class:

Class Number Class Name Patents
585/480 Using metal oxide- or sulfide-containing catalyst 124
585/478 With plural separation steps 57


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8692044 Process for producing para-xylene Apr. 8, 2014
8629073 Catalyst comprising an izm-2 zeolite and at least one metal, and its use in the transformation of hydrocarbons Jan. 14, 2014
8609918 Method of producing para-substituted aromatic hydrocarbon Dec. 17, 2013
8569559 Paraxylene production process and apparatus Oct. 29, 2013
8541639 Process for producing para-xylene Sep. 24, 2013
8495880 Thermal management using topological isomerization of fuel Jul. 30, 2013
8431758 Processes for increasing the overall aromatics and xylenes yield in an aromatics complex Apr. 30, 2013
8431760 Hydrocarbon conversion using an improved molecular sieve Apr. 30, 2013
8367875 Process for the preparation of m-substituted alkyltoluenes by isomerization with ionic liquids as catalysts Feb. 5, 2013
8304593 Hydrocarbon conversion using an improved molecular sieve Nov. 6, 2012
8273934 Process for producing para-xylene Sep. 25, 2012
8273933 Functionalized latex polymer and method of forming the same Sep. 25, 2012
8221707 Process for isomerizing a non-equilibrium alkylaromatic feed mixture and an aromatic production facility Jul. 17, 2012
8148593 Process for hydrocarbon conversion with on-line solid particulate material removal Apr. 3, 2012
8134037 Xylene isomerization process and apparatus Mar. 13, 2012
8084657 Integrated process for the production of P-xylene Dec. 27, 2011
7982083 Catalyst comprising an EUO zeolite, a 10 MR zeolite and a 12 MR zeolite, and its use in isomerizing aromatic C8 compounds Jul. 19, 2011
7939701 Aromatic isomerization catalyst and a process of use thereof May. 10, 2011
7932426 Process for isomerizing a non-equilibrium alkylaromatic feed mixture and an aromatic production facility Apr. 26, 2011
7915471 Method for producing paraxylene comprising an adsortion step and two isomerization steps Mar. 29, 2011
7847137 Xylene production processes with integrated feedstock treatment Dec. 7, 2010
7807045 Layered composition and processes for preparing and using the composition Oct. 5, 2010
7745677 Aromatic isomerization catalyst and isomerization process Jun. 29, 2010
7687674 Low temperature process for recovering and producing para-xylene and heat exchange network therefore Mar. 30, 2010
7638673 Process for hydrocarbon conversion with on-line solid particulate material removal Dec. 29, 2009
7626065 Process for producing para-xylene Dec. 1, 2009
7615197 Processes for producing xylenes using isomerization and transalkylation reactions and apparatus therefor Nov. 10, 2009
7518025 Process for producing alkyl aromatic compound Apr. 14, 2009
7439412 Process for producing para-xylene Oct. 21, 2008
7387978 Selective para-xylene production via methylation of toluene with methanol in the presence of modified HZSM-5 catalyst Jun. 17, 2008
7371912 Process for making xylene isomer using a deheptanizer with a side draw recycle May. 13, 2008
7371914 Xylene isomerization with an added benzene May. 13, 2008
7335295 Coated zeolite catalysts and use for hydrocarbon conversion Feb. 26, 2008
7326819 High-activity isomerization catalyst and process Feb. 5, 2008
7304193 Integrated process for aromatics production Dec. 4, 2007
7288687 Integrated process for aromatics production Oct. 30, 2007
7271305 Method of obtaining para-xylene Sep. 18, 2007
7270792 Process for producing para-xylene Sep. 18, 2007
7151199 Hydrocarbon conversion processes using non-zeolitic molecular sieve catalysts Dec. 19, 2006
7026268 Solid acid catalyst containing platinum group metal component and method for preparation thereof Apr. 11, 2006
7015175 High-activity isomerization catalyst and process Mar. 21, 2006
6924405 Xylene isomerization Aug. 2, 2005
6890423 Distillate fuel blends from Fischer Tropsch products with improved seal swell properties May. 10, 2005
6881873 High-activity isomerization catalyst and process Apr. 19, 2005
6878855 Process for producing para-xylene Apr. 12, 2005
6858769 Lithium aluminate layered catalyst and a selective oxidation process using the catalyst Feb. 22, 2005
6822130 Isomerization catalyst with a specific pore size distribution Nov. 23, 2004
6797849 Xylene isomerization Sep. 28, 2004
6770792 Xylene isomerization Aug. 3, 2004
6709570 Method for preparing a catalyst Mar. 23, 2004

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