Well orienting tool and/or thruster

Details Well orienting tool and/or thruster Well orienting tool and/or thruster

1992-10-20

1994-05-31

Dang, Hoang C.

Boring or penetrating the earth

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

Sectional guide or shaft having means to lock sections in...

175 99, 175230, 175321, 175322, E21B 418, E21B 708

Patent

active

053160940

ABSTRACT:
An orientation mandrel rotatable in an orientation body for providing rotational orientation and actuated by a hydraulic piston controlling the position of a helix. A thruster may be connected to the orientation mandrel and is adapted to hydraulically engage the well bore by plurality of elongate gripping bars. An annular thruster piston is hydraulically and longitudinally movable in the thruster body for extending the thruster mandrel outwardly from the thruster body. However, the orientating tool and thruster may be used separately.

REFERENCES:
patent: 3088532 (1963-05-01), Kellner
patent: 3131769 (1964-05-01), De Rochemont
patent: 3225843 (1965-12-01), Ortloff et al.
patent: 3405771 (1968-10-01), Carr et al.
patent: 4286676 (1981-09-01), Nguyen et al.
patent: 5133404 (1992-07-01), Dollison
patent: 5156223 (1992-10-01), Hipp
patent: 5186264 (1993-02-01), du Chaffant
patent: 5215151 (1993-06-01), Smith et al.

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