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. 29, 1987
Filed:
Oct. 18, 1985
Douglass W Crawford, Crowley, LA (US);
William B Crawford, Crowley, LA (US);
Mark S Crawford, Lafayette, LA (US);
Other;
Abstract
In accordance with an illustrative embodiment of the present invention, a side pocket mandrel includes a tubular main body having an internal bore, a seating section w4elded to one end of said main body and having a main bore and a laterally offset seating bore opening to the exterior thereof, the axis of said seating bore being inclined at a small angle toward the axis of said main bore, said seating bore having a polish section at the outer end thereof and a latch shoulder adjacent the inner end of said polish section, and a gas flow opening communicating said seating bore with said main bore at a location inwardly of said polish section. A tubular member having an orienting sleeve therein is welded to said seating section in alignment with said main bore, and a swage nipple is welded to the opposite end of said main body. All of said welds are transverse to provide a high strength and compact mandrel assembly.