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:
Feb. 19, 2013
Filed:
Dec. 14, 2007
Sebastien Courtois, Lavancia-Epercy, FR;
Stephane Morel, Les Moussieres, FR;
Erwan Cadiou, Quimper, FR;
Roque Velasquez, Veracruz, MX;
Sebastien Courtois, Lavancia-Epercy, FR;
Stephane Morel, Les Moussieres, FR;
Erwan Cadiou, Quimper, FR;
Roque Velasquez, Veracruz, MX;
Vallourec & Mannesmann Oil & Gas France, Aulnoye-Aymeries, FR;
Vam Mexico SA de CV, Veracruz, MX;
Abstract
A protective device for a male end of a component of a threaded tubular connection for drilling and working hydrocarbon wells is externally provided with at least one threading and includes a free terminal portion. The device includes i) a protector body produced in the form of a first sleeve and arranged to protect at least a portion of the external threading and the free terminal portion, ii) a sealing element for positioning in contact firstly with the component, at least at a portion located downstream of the external threading of the male end, and secondly with the protector body to provide a first seal downstream of the external threading, and iii) a fixing mechanism displacing the sealing element and/or protector body radially towards the component, defining open and closed positions of the device in which the sealing element and/or the protector body are respectively not in contact and in tight contact with the component. Further, the first seal is obtained in the closed position of the device.