Calculation and design of bottom of drill string (BHA) assemblies involves the determination of such geometric parameters (diameter of the centralizers and their location relative to the drill bit), at which the maximum functional effect.
How to cite:
Kalinin A.G., Fedorov A.F., Solodky K.M., Povalikhin A.S., Korosteleva G.V. Selection of criterion and calculation method for drill string bottom layouts for core drilling // Journal of Mining Institute. 1993. Vol. 136. p. 138-143.
