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:
Jun. 05, 1984
Filed:
Sep. 13, 1982
Applicant:
Inventor:
Richard H Widmyer, Houston, TX (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B / ; E21B / ;
U.S. Cl.
CPC ...
166303 ; 166 59 ;
Abstract
A method comprises (1) piping of exhaust steam flow from a down hole steam generator positioned at the top of a petroliferous reservoir down to the bottom of the reservoir, and (2) reversing the direction of hot exhaust steam flow to saturate the complete petroliferous reservoir wall surface with the steam of uniform quality, the steam having uniformity of distribution of both liquid and vaporous phases for improved enhanced oil recovery. A new steam generator is also disclosed.