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:
Dec. 09, 1980
Filed:
Oct. 04, 1978
Applicant:
Inventor:
John C Todd, Dallas, TX (US);
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
166 59 ; 166302 ; 122 / ;
Abstract
A catalyst containing steam generator is lowered to the formation to be steamed. A packer is set at the upper extension of the generator to retain the steam. Fuel gas and oxidizing gas are passed through the catalyst which causes combustion within the catalyst bed. Water is passed over the heated tube retaining the hot catalyst bed or through the catalyst bed to produce steam.