Boring or penetrating the earth – Bit or bit element – With fluid conduit lining or element
Patent
1980-07-28
1983-01-25
Pate, III, William F.
Boring or penetrating the earth
Bit or bit element
With fluid conduit lining or element
175422, 239102, 239227, 239229, 239264, 285136, 285178, 285272, E21B 1060
Patent
active
043698506
ABSTRACT:
A high pressure fluid jet drilling system operable to produce the same drilling effect as a rotating nozzle, but without utilizing a high pressure rotary seal or coupling. The drilling effect is obtained by mounting a non-rotating drilling nozzle within a rotatable case eccentrically with respect to the axis of rotation of the case.
REFERENCES:
patent: 2911196 (1951-11-01), Cameron et al.
patent: 3077936 (1963-02-01), Arutunoff
patent: 3232539 (1966-02-01), Hail
patent: 3653598 (1972-04-01), Waldrum
patent: 3874595 (1975-04-01), Rindisbacker
Pate III William F.
Snyder Ray E.
The Curators of the University of Missouri
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