Axial stability in rock bits

Details Axial stability in rock bits Axial stability in rock bits

E - Fixed Constructions

21

B

E21B 10/08 (2006.01) G06F 17/50 (2006.01)

Patent

CA 2474319

A method for designing a bit for boring earth formations includes defining parameters for a calculation, where the parameters relate to a geometry of the bit, calculating to determine interference between the bit and the earth formations, obtaining vertical displacements with respect to a bit revolution based on the interference between the bit and the earth formations and applying a criterion to the vertical displacements to evaluate bit performance.

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