Rolling cutter drill bit

Details Rolling cutter drill bit Rolling cutter drill bit

B - Operations, Transporting

21

K

76/21, 255/77

B21K 5/02 (2006.01) B23P 15/28 (2006.01) E21B 10/20 (2006.01)

Patent

CA 1095024

ABSTRACT OF THE DISCLOSURE A rolling cutter drill bit is disclosed which utilizes a main body having a threaded end for connection in a drill string, and a plurality of rolling cutter assemblies joined to the bottom of the bit body by means such as electron beam welding.

321578

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