Diamond drilling bit for soft and medium hard formations

Details Diamond drilling bit for soft and medium hard formations Diamond drilling bit for soft and medium hard formations

1977-04-25

1978-07-04

Leppink, James A.

Boring or penetrating the earth

Bit or bit element

Magnetized or with magnet

175391, 175400, E21B 936

Patent

active

040983633

ABSTRACT:
The invention relates to bore hole drills employing spaced shaped cutters in arrays separated by fluid channels in which there are positioned arrays of nozzles suitable for bit cleaning and detritus removal action.

REFERENCES:
patent: 2607562 (1952-08-01), Phipps
patent: 2855181 (1958-10-01), Olsen
patent: 2894726 (1959-07-01), Weaver et al.
patent: 3135341 (1964-06-01), Ritter

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