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.

Date of Patent:
May. 30, 2006

Filed:

Apr. 24, 2002
Applicants:

Harold J. Vinegar, Houston, TX (US);

Eric Pierre DE Rouffignac, Houston, TX (US);

John Michael Karanikas, Houston, TX (US);

Meliha Deniz Sumnu-dindoruk, Houston, TX (US);

Scott Lee Wellington, Bellaire, TX (US);

Inventors:

Harold J. Vinegar, Houston, TX (US);

Eric Pierre de Rouffignac, Houston, TX (US);

John Michael Karanikas, Houston, TX (US);

Meliha Deniz Sumnu-Dindoruk, Houston, TX (US);

Scott Lee Wellington, Bellaire, TX (US);

Assignee:

Shell Oil Company, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/24 (2006.01); E21B 43/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for treating a relatively permeable formation containing heavy hydrocarbons in situ may include providing heat from one or more heat sources to a portion of the formation. The heat may be allowed to transfer from the heat sources to a selected section of the formation. The transferred heat may pyrolyze at least some hydrocarbons within the selected section. A mixture may be produced from the selected section. A quality of the produced mixture may be controlled by varying a location for producing the mixture.


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