Process for upgrading residuums by combined donor...

Details Process for upgrading residuums by combined donor... Process for upgrading residuums by combined donor...

C - Chemistry, Metallurgy

10

B

196/73

C10B 55/00 (2006.01)

Patent

CA 1227152

ABSTRACT OF THE DISCLOSURE A process for upgrading petroleum residuums by hydrogen diluent donor visbreaking employs coking of a higher boiling fraction of the visbreaker effluent wherein the hydrogen donor is also supplied to the coker feed either by excess feed to the visbreaker or by mxing a portion with the coker feed. Controlling the quantity of hydrogen donor in the visbreaker and coker feed proportionally controls the quantity of coke produced.

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