Stress relief feature on pdc cutter

Details Stress relief feature on pdc cutter Stress relief feature on pdc cutter

B - Operations, Transporting

23

B

B23B 51/00 (2006.01) B23C 5/18 (2006.01) E21B 10/08 (2006.01) E21B 10/46 (2006.01)

Patent

CA 2541267

A cutter having a base portion, an ultrahard layer disposed on the base portion, and at least one relief groove formed on an outer surface of the cutter. The at least one relief groove is configured to form a relief gap between the ultrahard layer and an inside surface of a cutter pocket.

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