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:
Aug. 10, 2010
Filed:
Jun. 08, 2006
Thomas G. Hill, The Woodlands, TX (US);
Jeffrey L. Bolding, Kilgore, TX (US);
Thomas G. Hill, The Woodlands, TX (US);
Jeffrey L. Bolding, Kilgore, TX (US);
BJ Services Company U.S.A., Houston, TX (US);
Abstract
A valve () adapted to replace an existing valve of a wellhead (). Valve () can have similar dimensions as the existing valve it replaces to utilize existing wellhead connections. In one embodiment, a replacement bypass master valve () incorporates a fluid bypass pathway () to enable communication and conveyance of a production enhancing fluid () from a location external to the well through small diameter tubing () to a specific downhole location independent the position of a flow control member in interior chamber (). Replacement bypass master valve (') can include anchor seal assembly (′) disposed in locking profileof upstream inlet bore () to enable communication from fluid bypass pathway () to lower injection conduit (). In another embodiment, replacement valve () includes a groove in gate () sealingly receiving capillary injection tubing () when in a closed position.