06245222 is referenced by 1 patents and cites 7 patents.

The invention relates to a process for enhancing demetallation of metals containing hydrocarbonaceous feedstocks by contacting a metals containing hydrocarbonaceous feedstock at a sufficient temperature and pressure with an additive containing a polyoxyalkylene moiety said additive having preferential insolubility in alkane deasphalting solvent to produce an additive treated feedstock; and then contacting the resulting product with an effective deasphalting solvent to produce a deasphalted oil having a decreased metals content and an insoluble metals containing phase.

Title
Additive enhanced solvent deasphalting process (law759)
Application Number
9/178181
Publication Number
6245222 (B1)
Application Date
October 23, 1998
Publication Date
June 12, 2001
Inventor
William Edward Wales
Phillipsburg
NJ, US
Ramesh Varadaraj
Flemington
NJ, US
Agent
Linda M Scuorzo
US
Assignee
Exxon Research and Engineering Company
NJ, US
IPC
C10G 17/00
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