Control line cutting tool and method

Details Control line cutting tool and method Control line cutting tool and method

E - Fixed Constructions

21

B

E21B 29/04 (2006.01)

Patent

CA 2409053

The present invention discloses apparatus and methods that can be used to sever a control line (2). One embodiment of the invention is a shear sub (10) comprising a first member (16) and a second member (20) that are releasably attached to each other. The first and second members (16 and 20) define a control line passageway (36). The control line passageway (36) comprises a pair of shearing blades (38) that are adapted to shear a control line (2) during release of the first member (16) from the second member (20).

L'invention concerne un dispositif et des procédés pouvant être mis en application afin de sectionner une ligne de commande. Un mode de réalisation de l'invention consiste en une réduction de tiges de cisaillement composées d'un premier élément et d'un deuxième élément fixés l'un à l'autre de façon détachable. Ce premier et ce deuxième éléments définissent un passage de ligne de commande. Ce passage comprend une paire de lames de cisaillement conçues pour cisailler la ligne de commande pendant le détachement du premier élément par rapport au deuxième élément.

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