Equipment for a drilling fitting comprising an element to be act

Details Equipment for a drilling fitting comprising an element to be act Equipment for a drilling fitting comprising an element to be act

1989-12-29

1993-08-03

Dang, Hoang C.

Boring or penetrating the earth

Means traveling with tool to constrain tool to bore along...

175 74, 175 76, 175107, 1753252, E21B 708

Patent

active

052320588

ABSTRACT:
Drilling fitting equipment is disclosed, comprising a drilling motor, a member to be actuated, an information detection unit and a power unit for controlling the member, the motor comprises an energy transformation zone for rotating a drilling tool, the zone having an upper end, the equipment comprising a flow of drilling fluid through the drilling fitting, wherein the member to be actuated and at least one of the elements of an assembly formed by the detection unit and the power unit are situated on opposite sides of the upper end.

REFERENCES:
patent: 4040494 (1977-08-01), Kellner
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patent: 4694914 (1987-09-01), Obrecht
patent: 4739842 (1988-04-01), Kruger et al.
patent: 4817740 (1989-04-01), Beimgraben
patent: 4848488 (1989-07-01), Cendre et al.
patent: 4854397 (1989-08-01), Warren et al.
patent: 4909336 (1990-03-01), Brown et al.

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