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Class Information
Number: 585/650
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis > By c content reduction, e.g., cracking, etc. > Ethylene product per se
Description: Subject matter wherein ethylene is produced.










Sub-classes under this class:

Class Number Class Name Patents
585/651 Using catalyst 164
585/652 Using o (partial combustion) or steam 181


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8684384 Process for cracking a heavy hydrocarbon feedstream Apr. 1, 2014
8674157 Production of olefins Mar. 18, 2014
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
8507742 Process for producing olefins Aug. 13, 2013
8426663 Catalytic conversion of alkylaromatic compounds Apr. 23, 2013
8399729 Integrated process for steam cracking Mar. 19, 2013
8389789 Process for the production of olefins Mar. 5, 2013
8324441 Pentane catalytic cracking process Dec. 4, 2012
8314280 Process for the production of olefins Nov. 20, 2012
8293961 Catalytic cracking process using fast fluidization for the production of light olefins from hydrocarbon feedstock Oct. 23, 2012
8277639 Steam cracking of high TAN crudes Oct. 2, 2012
8198498 Carbon nanotube catalyst for olefin production Jun. 12, 2012
8173854 Steam cracking of partially desalted hydrocarbon feedstocks May. 8, 2012
8158840 Process and apparatus for cooling liquid bottoms from vapor/liquid separator during steam cracking of hydrocarbon feedstocks Apr. 17, 2012
8152993 Ethylene furnace radiant coil decoking method Apr. 10, 2012
8137533 Mixture of catalysts for cracking naphtha to olefins Mar. 20, 2012
8123931 Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same Feb. 28, 2012
8124822 Process for preventing metal catalyzed coking Feb. 28, 2012
8106248 Conversion of co-fed methane and hydrocarbon feedstocks into higher value hydrocarbons Jan. 31, 2012
8083932 Process for producing lower olefins from hydrocarbon feedstock utilizing partial vaporization and separately controlled sets of pyrolysis coils Dec. 27, 2011
8057707 Compositions to mitigate coke formation in steam cracking of hydrocarbons Nov. 15, 2011
8044254 Process for enhanced olefin production Oct. 25, 2011
RE42832 Method for reforming organics into shorter-chain unsaturated organic compounds Oct. 11, 2011
8013196 Process for the production of ethylene Sep. 6, 2011
8002856 Process for contracting a hydrocarbon and an oxygen-containing gas with a catalyst bed Aug. 23, 2011
7973209 Fractionation recovery processing of light olefins free of carbon dioxide Jul. 5, 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
7923592 Process for making unsaturated hydrocarbons using microchannel process technology Apr. 12, 2011
7902113 Catalyst direct conversion of methane to ethane and ethylene Mar. 8, 2011
7875755 Cracking C5+ paraffins to increase light olefin production Jan. 25, 2011
7868216 Production of propylene employing dimerising ethylene to 1-butene, hydroisomerization to 2-butene and metathesis by ethylene Jan. 11, 2011
7858834 Olefin production utilizing a feed containing condensate and crude oil Dec. 28, 2010
7838712 Steam-cracking of modified naphtha Nov. 23, 2010
7829752 Process for producing lower olefins Nov. 9, 2010
7744747 Olefin production utilizing whole crude oil/condensate feedstock with a partitioned vaporization unit Jun. 29, 2010
7737317 Fractionation recovery processing of FCC-produced light olefins Jun. 15, 2010
7718839 Process for producing lower olefins from heavy hydrocarbon feedstock utilizing two vapor/liquid separators May. 18, 2010
7604730 Coking reduction in cracking reactors Oct. 20, 2009
7578929 Process for steam cracking heavy hydrocarbon feedstocks Aug. 25, 2009
7560020 Deasphalting tar using stripping tower Jul. 14, 2009
7491315 Dual riser FCC reactor process with light and mixed light/heavy feeds Feb. 17, 2009
7465388 Method for processing hydrocarbon pyrolysis effluent Dec. 16, 2008
7453019 Conversion process Nov. 18, 2008
7396449 Olefin production utilizing condensate feedstock Jul. 8, 2008
7374661 Thermal cracking May. 20, 2008
7375256 Catalytic conversion process for producing light olefins with a high yield petroleum hydrocarbons May. 20, 2008

1 2 3 4










 
 
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