Wear protector for a drilling tool

Details Wear protector for a drilling tool Wear protector for a drilling tool

E - Fixed Constructions

21

B

E21B 17/10 (2006.01) E21B 10/46 (2006.01)

Patent

CA 2215558

A wear assembly for attachment to a protective sleeve for a drill bit sub wherein the wear assembly includes an elongate wear bar which has an interior surface for attachment to the protective sleeve. The wear bar also has an exterior surface. The wear bar further contains a slot opening at the exterior surface. The slot contains at least one hard insert affixed therein by brazing.

Pièce d'usure fixée à un manchon de protection de raccord double femelle d'un outil de forage. Elle comprend une barre d'usure allongée qui possède une surface intérieure devant être fixée au manchon de protection. La barre d'usure a une surface extérieure et comporte en outre une ouverture en forme de fente sur sa surface extérieure. Cette fente reçoit au moins une pièce rapportée durcie qui y est fixée par brasage.

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