Apparatus and method for selected path drilling

Details Apparatus and method for selected path drilling Apparatus and method for selected path drilling

1980-12-09

1984-06-12

Taylor, Dennis L.

Boring or penetrating the earth

Enlargement of existing pilot throughbore requiring...

175 62, 405184, E21B 312

Patent

active

044536038

ABSTRACT:
A drilling rig for drilling a selected underground path is provided. The drilling rig includes a pipe handling apparatus having a hydraulic cylinder and ram mounted on an inclined ramp over a substructure wherein rooms for housing supplies and control equipment are provided. Methods for preparing an arcuate path opening, or for placing a pipeline and laying a cable wherein all pulling and pushing of pipe is accomplished by the hydraulic pipe handling apparatus are also provided.

REFERENCES:
patent: 3894402 (1975-07-01), Cherrington
patent: 4091631 (1978-05-01), Cherrington
patent: 4117895 (1978-10-01), Ward et al.
patent: 4176985 (1979-12-01), Cherrington
patent: 4221503 (1980-09-01), Cherrington
patent: 4319648 (1982-03-01), Cherrington

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