Wheeled portable well drilling and workover apparatus

Details Wheeled portable well drilling and workover apparatus Wheeled portable well drilling and workover apparatus

1978-09-08

1980-05-06

Perham, Alfred C.

Static structures (e.g., buildings)

Mechanism operated relatively movable shaft assembly

Tilts relative to base

52116, E04H 1234

Patent

active

042010225

ABSTRACT:
A first wheeled trailer means includes support means for supporting a mast and drawworks thereon and a second wheeled trailer means includes an upright structure for supporting the mast in upright positon to conduct well operations. The second trailer means also includes ramp and platform means to receive and position the first trailer means thereon in elevated position whereby the mast may be pivotally engaged with the upright structure of the second trailer means so that thereafter the mast may be raised to an upright position for conducting well operations. The first and second trailer means also include cooperating means to position and secure them together to form a base substructure support for the elevated mast and the drawworks while the well operations are performed.

REFERENCES:
patent: 2852111 (1958-09-01), Fuller et al.
patent: 2922501 (1960-01-01), Wilson
patent: 4138805 (1979-02-01), Patterson

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