Protective device for enlarging the effective diameter of a prob

Details Protective device for enlarging the effective diameter of a prob Protective device for enlarging the effective diameter of a prob

1987-07-02

1990-05-29

Strecker, Gerard R.

Electricity: measuring and testing

Of geophysical surface or subsurface in situ

Using electrode arrays, circuits, structure, or supports

73152, 250256, 324339, 324366, G01V 320, G01V 328, G01V 504

Patent

active

049299158

ABSTRACT:
The present invention relates to a device and method for using a logging probe of small diameter with respect to a well in which it is to operate. The device of the invention is characterized in that it includes a widener for widening the diameter of said probe.

REFERENCES:
patent: Re23621 (1953-02-01), Hildebrandt
patent: 2264318 (1941-12-01), Lee
patent: 2930969 (1960-03-01), Baker
patent: 2964698 (1960-12-01), Lehmberg
patent: 3057409 (1962-10-01), Grossman
patent: 3293542 (1966-12-01), Piety
patent: 3388325 (1968-06-01), Birdwell et al.
patent: 3466533 (1969-09-01), Doll et al.
patent: 4236113 (1980-11-01), Wiley
patent: 4264862 (1981-04-01), Koelle et al.
patent: 4286217 (1981-08-01), Planche et al.

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