Measuring and testing – Borehole or drilling – Downhole test
Patent
1981-11-02
1984-02-14
Birmiel, Howard A.
Measuring and testing
Borehole or drilling
Downhole test
175 48, 364422, E21B 4710
Patent
active
044308922
ABSTRACT:
Methods and means are disclosed for the monitoring of conditions in a mud circulation system as used in the drilling of oil and gas wells, and to quickly detect and indicate pressure failures that may occur in that system to thereby allow for the maximum time and opportunity for remedial action.
REFERENCES:
patent: 3477526 (1969-11-01), Jones et al.
patent: 3595075 (1971-07-01), Dower
patent: 3800277 (1974-03-01), Patton et al.
patent: 4282939 (1981-08-01), Maus et al.
8/20/79 Issue of Oil & Gas Journal; Sensitive Delta-Flow Method Detects Kicks or Lost Returns; L. D. Maus, B. A. Peters, D. J. Meador, Exxon Production Research Co., Houston; pp. 125-132.
Birmiel Howard A.
Matthews Guy E.
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