Combination well logging device

Details Combination well logging device Combination well logging device

1994-09-30

1996-06-18

Lobo, Ian J.

Communications, electrical: acoustic wave systems and devices

Seismic prospecting

Well logging

367911, 181102, 250256, 73152, 324339, 324347, G01V 140

Patent

active

055285562

ABSTRACT:
The invention concern a combination well logging device adapted to be moved inside a borehole to measure the properties of geological formations through which the borehole passes.
The device according to the invention comprises a series of elongate logging sections mounted end to end, including a first section adapted to be maintained with a generatrix applied against the wall of the borehole, a second section comprising a body and a measurement pad adapted to be spaced radially from the body for application against said wall, a third section adapted to be kept space from said wall, and first and second hinges connecting the second section to the first and third sections respectively in order to allow respective angles of inclination between the second section and the first and third sections.

REFERENCES:
patent: 3500683 (1970-03-01), Hoyle
patent: 3823319 (1974-07-01), Tittman
patent: 4171031 (1979-10-01), Marquis
patent: 4302722 (1981-11-01), Gianzero
patent: 4595055 (1986-06-01), Vannier
patent: 4614250 (1986-09-01), Panetta et al.
patent: 4958073 (1990-09-01), Becker et al.
patent: 5036283 (1991-07-01), Trouiller et al.
patent: 5198770 (1993-03-01), Decorps et al.
patent: 5282133 (1994-01-01), Watson

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