Pipe handler

Details Pipe handler Pipe handler

1976-10-15

1978-01-24

Leppink, James A.

Boring or penetrating the earth

Processes

175 85, E21B 1916

Patent

active

040698793

ABSTRACT:
Disclosed are apparatus for manipulating pipe members in operating on a well, including a frame that is movable along the floor of the drilling derrick and which is equipped with a clamp for guiding pipe members toward and away from the well bore, guides for vertically orienting pipe members and aligning them with the well bore, and powered tongs for making and breaking threaded joints between pipe members and the drill string located in the well bore. In a method of manipulating pipe members in operating on a well with a mast-supported elevator, pipe members supported by the elevator are guided toward and away from the well bore area by a pipe manipulator movable along the working floor, aligned by the pipe manipulator, and threadedly joined to, or disengaged from, the drill string in the well bore by powered tongs carried by the pipe manipulator.

REFERENCES:
patent: 2450934 (1948-10-01), Calhoun
patent: 3288000 (1966-11-01), Foster
patent: 3921823 (1975-11-01), Bourree et al.
patent: 3929235 (1975-12-01), Howard et al.

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