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:
Apr. 19, 2016
Filed:
Dec. 23, 2011
Colin Longfield, Paris, FR;
Wei Wang, Sugar Land, TX (US);
David Merlau, Friendswood, TX (US);
Brad Bailey, Katy, TX (US);
Sebastien Ives, Aberdeen, GB;
Colin Longfield, Paris, FR;
Wei Wang, Sugar Land, TX (US);
David Merlau, Friendswood, TX (US);
Brad Bailey, Katy, TX (US);
Sebastien Ives, Aberdeen, GB;
Schlumberger Technology Corporation, Sugar Land, TX (US);
Abstract
Methods and apparatus are disclosed. The problems of damage and failure of solenoid valves in high pressure high temperature environments and the problem of difficult repair of solenoid valves are addressed through reduction of the possibility of damage to the ball seat and/or seals and through a modular design to increase the ease of repair and adjustment in the event repair is needed.