发明名称 Process and apparatus for para-xylene production
摘要 A process of producing PX comprising providing a C8+ feedstock, the C8+ feedstock has C8 hydrocarbons and C9+ hydrocarbons, to a crystallization unit under crystallization conditions to produce a PX enriched stream having a PX concentration of at least 99.5 wt % based on the weight of the PX enriched stream, wherein the C8+ feedstock has a PX concentration of at least 70 wt % based on total weight of xylenes in the C8+ feedstock, which the C8+ feedstock having a C9+ hydrocarbons concentration in a range from 1 wppm to 10 wt % based on the total weight of the C8+ feedstock.
申请公布号 US8502008(B2) 申请公布日期 2013.08.06
申请号 US201213608628 申请日期 2012.09.10
申请人 KINN TIMOTHY F.;KNOB KEVIN J.;EXXONMOBIL CHEMICAL PATENTS INC. 发明人 KINN TIMOTHY F.;KNOB KEVIN J.
分类号 C07C7/17;C07C5/52 主分类号 C07C7/17
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