Conical cutters for drill bits, and processes to produce same

Details Conical cutters for drill bits, and processes to produce same Conical cutters for drill bits, and processes to produce same

1984-07-23

1986-07-01

Levy, Stuart S.

Boring or penetrating the earth

Bit or bit element

Rolling cutter bit or rolling cutter bit element

175410, 76108A, 384 95, E21B 1008

Patent

active

045974560

ABSTRACT:
A roller bit cutter comprises:

REFERENCES:
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patent: 4173457 (1979-11-01), Smith
patent: 4365679 (1982-12-01), van Nederveen et al.
patent: 4368788 (1983-01-01), Drake
patent: 4396077 (1983-08-01), Radtke
patent: 4484644 (1984-11-01), Cook et al.
patent: 4520882 (1985-06-01), van Nederveen

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