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. 21, 2011
Filed:
Apr. 01, 2010
Thomas G. Hill, The Woodlands, TX (US);
Jason C. Mailand, The Woodlands, TX (US);
Cecil G. Mcgavern, Iii, Spring, TX (US);
Winfield M. Sides, Iii, Bellaire, TX (US);
Jeffrey L. Bolding, Kilgore, TX (US);
Thomas G. Hill, The Woodlands, TX (US);
Jason C. Mailand, The Woodlands, TX (US);
Cecil G. McGavern, III, Spring, TX (US);
Winfield M. Sides, III, Bellaire, TX (US);
Jeffrey L. Bolding, Kilgore, TX (US);
BJ Services Company, U.S.A., Houston, TX (US);
Abstract
A kit for converting an existing wireline retrievable surface controlled subsurface safety valve () into a bypass passageway apparatus () allowing the injection of production-enhancing fluid into a wellbore while maintaining the operation of the closure member (). Bypass passageway () can extend between upper () and lower () adapters external to the existing wireline retrievable surface controlled subsurface safety valve () to allow fluid injection bypass thereof. Conversion kit can include a tubing string hanger to suspend a velocity tubing string (), a gas lift valve () for gas lift operations, a locking mandrel (), and/or a spacer tube ().