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Browse by Category: Main > Chemistry
Class Information
Number: 585/653
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis > By c content reduction, e.g., cracking, etc. > Using catalyst
Description: Subject matter wherein a catalyst is employed in the reaction.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8685232 Fluid catalytic cracking (FCC) process for manufacturing propylene and ethylene in increased yield Apr. 1, 2014
8674158 Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same Mar. 18, 2014
8604141 High metathesis activity ruthenium and osmium metal carbene complexes Dec. 10, 2013
8575410 Process for oligomerizing dilute ethylene Nov. 5, 2013
8569200 Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same Oct. 29, 2013
8450550 Process and apparatus for producing propylene May. 28, 2013
8426663 Catalytic conversion of alkylaromatic compounds Apr. 23, 2013
8395004 Process for producing light olefins from synthesis gas using dual sequential bed reactor Mar. 12, 2013
8389789 Process for the production of olefins Mar. 5, 2013
8373013 Process for combining the catalytic conversion of organic oxygenates and the catalytic conversion of hydrocarbons Feb. 12, 2013
8314280 Process for the production of olefins Nov. 20, 2012
8273930 Process for producing ethylene from ethanol combining the catalytic conversion of hydrocarbons Sep. 25, 2012
8247631 Process for catalytic cracking of hydrocarbons using UZM-35 Aug. 21, 2012
8246914 Fluid catalytic cracking system Aug. 21, 2012
8198498 Carbon nanotube catalyst for olefin production Jun. 12, 2012
8157985 Process for catalytic cracking of hydrocarbons using UZM-35HS Apr. 17, 2012
8138386 Method for converting hydrocarbons with zeolite shaped catalyst Mar. 20, 2012
8137533 Mixture of catalysts for cracking naphtha to olefins Mar. 20, 2012
8129576 Protection of solid acid catalysts from damage by volatile species Mar. 6, 2012
8124822 Process for preventing metal catalyzed coking Feb. 28, 2012
8123931 Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same Feb. 28, 2012
8088274 Process for catalytic cracking of petroleum hydrocarbons in a fluidized bed with maximized production of light olefins Jan. 3, 2012
8076525 Gasoline cracking Dec. 13, 2011
8034987 Process for producing propylene and aromatic hydrocarbons, and producing apparatus therefor Oct. 11, 2011
RE42832 Method for reforming organics into shorter-chain unsaturated organic compounds Oct. 11, 2011
7981273 Process for catalytic cracking of hydrocarbons using UZM-35 Jul. 19, 2011
7973209 Fractionation recovery processing of light olefins free of carbon dioxide Jul. 5, 2011
7951987 Thermal-cracking method of hydrocarbon May. 31, 2011
7947860 Dividing wall separation in light olefin hydrocarbon processing May. 24, 2011
7943038 Method for producing olefins using a doped catalyst May. 17, 2011
7939702 Process for increasing production of light olefins from hydrocarbon feedstock in catalytic cracking May. 10, 2011
7932427 Process for the preparation of propylene and industrial plant thereof Apr. 26, 2011
7893311 Method for producing ethylene and propylene Feb. 22, 2011
7884257 Method for producing ethylene and propylene Feb. 8, 2011
7880048 Process for producing propylene in the presence of a macroporous catalyst in the form of spherical beads Feb. 1, 2011
7875756 Process for producing lower olefins under negative pressure Jan. 25, 2011
7863494 Hydrocarbon steam cracking catalyst, method for preparing the same and method for preparing light olefin by using the same Jan. 4, 2011
7820033 Method for adjusting yields in a light feed FCC reactor Oct. 26, 2010
7767611 Modified zeolite beta Aug. 3, 2010
7754934 Process for producing ethylene and propylene Jul. 13, 2010
7737317 Fractionation recovery processing of FCC-produced light olefins Jun. 15, 2010
7718840 Process for production of light olefins from hydrocarbon feedstock May. 18, 2010
7692057 Process for producing lower olefins by using multiple reaction zones Apr. 6, 2010
7691767 Catalytic cracking catalyst for heavy oil and production process for olefin and fuel oil Apr. 6, 2010
7683231 Catalyst and process for the production of olefins Mar. 23, 2010
7678954 Olefin oligomerization to produce hydrocarbon compositions useful as fuels Mar. 16, 2010
7663013 Solid acid catalyst for producing light olefins and process using the same Feb. 16, 2010
7655826 Method for decomposition of ethers Feb. 2, 2010
7615143 Hydrothermally stable catalyst and its use in catalytic cracking Nov. 10, 2009
7601254 Integrated fluid catalytic cracking process Oct. 13, 2009

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