Measuring and testing – Borehole or drilling – Formation logging
Patent
1996-01-29
1997-01-21
Williams, Hezron E.
Measuring and testing
Borehole or drilling
Formation logging
324367, 324374, G01V 320, E21B 4700, E21B 4900
Patent
active
055961428
ABSTRACT:
A well logging apparatus adapted to be moved inside a borehole includes an elongate body, a measuring pad adapted to contact the wall of the borehole, a support device for the pad mounted pivotally on one side of the body, and a counter arm which causes the pad to be applied against the wall of the borehole. The support device includes an arm which carries the weight of the pad and is connected to the pad substantially in the central part thereof.
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Delpuech Alain G. M.
Hoyle David C.
Sallwasser Alan J.
Seeman Bronislaw
Hyden Martin D.
Jeffery Brigitte L.
Schlumberger Technology Corporation
Wiggins J. David
Williams Hezron E.
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