Rotary drill bit

Details Rotary drill bit Rotary drill bit

E - Fixed Constructions

21

B

255/73

E21B 10/60 (2006.01) E21B 10/56 (2006.01)

Patent

CA 1164856

ABSTRACT A rotary drill bit, particularly for deep-well drilling, comprising a body having a gauge region, a cutting surface which is defined by projecting cutting members supported at the outer periphery of the body on supporting members and nozzle passages through which flushing liquid can flow, and in which at least some of the nozzle passages comprise an outlet region which is directed towards the cutting members and which gives the jets of flushing liquid emerging therefrom an alignment with at least one component facing in the direction of the drillings flowing off along the outer face of the body.

388291

Affiliated with

Also associated with

Rating

Rotary drill bit does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Rotary drill bit, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Rotary drill bit will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-246507