E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 44/02 (2006.01) E21B 10/26 (2006.01) E21B 41/00 (2006.01) E21B 44/04 (2006.01) E21B 47/09 (2006.01)
Patent
CA 2598801
A method of drilling a well using at least one drill bit and at least one secondary cutting structure, that includes determining a neutral point of a drill string positioning at least one secondary cutting structure based on the neutral point of the drill string, and drilling an earth formation.
Il s'agit d'une méthode qui consiste à forer un puits au moyen d'un trépan et d'au moins une structure de coupe secondaire. Cette méthode comprend la détermination d'un point neutre de trépan pour positionner au moins une structure de coupe secondaire en fonction du point neutre du trépan, et le forage d'une formation terrestre.
Smart & Biggar
Smith International Inc.
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