B - Operations – Transporting – 23 – P
Patent
B - Operations, Transporting
23
P
76/21, 255/68
B23P 15/28 (2006.01) B22F 7/06 (2006.01) B23P 15/32 (2006.01) E21B 10/52 (2006.01) E21B 10/56 (2006.01)
Patent
CA 1124708
\ ABSTRACT The method of manufacturing a drill head by embedding the shank portions of hard, wear-resistant cutting elements in a mold containing metal powder, cold isostatically compacting the powder and shank portions to form the core part of the drill head, and hot isostatically compressing this core part to completely densify same.
299524
Fetherstonhaugh & Co.
Skf Industrial Trading & Development Company B.v.
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