The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 06, 1999
Filed:
Aug. 12, 1997
Applicant:
Inventors:
Assignee:
Intevep, S.A., Caracas, VE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; F21B / ;
U.S. Cl.
CPC ...
507202 ; 1663051 ;
Abstract
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.