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. 02, 1986
Filed:
May. 20, 1985
Applicant:
Inventors:
Warren W Walhaug, Houston, TX (US);
Boyd B Moore, Houston, TX (US);
Assignee:
Shell Western E&P Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ; E21B / ; E21B / ;
U.S. Cl.
CPC ...
166310 ; 166 975 ; 166179 ; 166279 ; 166307 ; 166313 ; 166371 ; 166902 ;
Abstract
Chemical treating liquids (e.g. scale inhibitors) are dispersed in the producing interval by (a) extending a slim tube along the production tube into connection with a more rigid tube extending below a dual packer and the production tube, and (b) inflowing a mixture of gas-saturated treating liquid and gas through the slim tube.