Heavy oil feeds are hydroprocessed in the presence of a solvent under conditions that provide a variety of benefits. The solvent can be an added solvent or a portion of the liquid effluent from hydroprocessmg. The processes allow for lower pressure processing of heavy oil feeds for extended processing times or extended catalyst lifetimes be reducing or mitigating the amount of coke formation on the hydroprocessmg catalyst.
申请公布号
CA2845340(A1)
申请公布日期
2013.03.07
申请号
CA20122845340
申请日期
2012.08.30
申请人
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
发明人
WOO, HYUNG S.;CHENG, JANE C.;HO, TEH C.;BROWN, STEPHEN H.;DOUGHERTY, RICHARD C.;FERRUGHELLI, DAVID T.;BARRAI, FEDERICO