04389301 is referenced by 92 patents and cites 15 patents.

A heavy hydrocarbonaceous oil feed is hydrogenated in a two-stage process by contacting the oil with hydrogen in the presence of added dispersed hydrogenation catalyst, suspended in the oil, and porous solid contact particles. At least part of the normally liquid product from the first stage is hydrogenated in a second stage catalytic hydrogenation reactor.

Title
Two-step hydroprocessing of heavy hydrocarbonaceous oils
Application Number
6/314141
Publication Number
4389301
Application Date
October 22, 1981
Publication Date
June 21, 1983
Inventor
Tim T Chu
Oakland
CA, US
Joel W Rosenthal
El Cerrito
CA, US
John H Shinn
Richmond
CA, US
Arthur J Dahlberg
Rodeo
CA, US
Agent
S H Roth
S R La Paglia
D A Newell
Assignee
Chevron Research Company
CA, US
IPC
C10G 49/12
C10G 47/06
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