05891829 is referenced by 63 patents and cites 8 patents.

A down hole hydroconversion process improves the viscosity, API gravity, and distillate proportions of heavy crude oils by employing a hydrogen donor, methane and steam down hole wherein the mineral formation down hole acts as a catalyst for the hydroconversion process.

Title
Process for the downhole upgrading of extra heavy crude oil
Application Number
8/910063
Publication Number
5891829
Application Date
August 12, 1997
Publication Date
April 6, 1999
Inventor
Cesar Ovalles
Caracas
VE
Tito Vasquez
San Antonio
VE
Carlos Vallejos
Los Tegus
VE
Agent
Bachman & LaPointe P C
Assignee
Intevep
VE
IPC
F21B 43/16
C09K 3/00
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