Method for measurement of azimuth of a borehole while drilling

Details Method for measurement of azimuth of a borehole while drilling Method for measurement of azimuth of a borehole while drilling

1987-05-27

1989-03-21

LaRoche, Eugene R.

Measuring and testing

Borehole or drilling

Downhole test

33313, E21B 4700

Patent

active

048132748

ABSTRACT:
A method is presented for measuring the azimuth angle of a borehole being drilled, the data for determining the azimuth angle being obtained while the drillstring is rotating.

REFERENCES:
patent: 3753296 (1973-08-01), van Steenwyk
patent: 4399692 (1983-08-01), Hulsing, II et al.
patent: 4682421 (1987-07-01), van Dongen et al.
patent: 4709486 (1987-12-01), Walters
Deo et al. "An Analysis of the Angles of Rotation and Azimuth using M.W.D", Gearhart Geodata Service Ltd. prior to Jun., 1988.

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