Well pipe perforation detector

Details Well pipe perforation detector Well pipe perforation detector

1982-02-09

1985-06-25

Moskowitz, Nelson

Communications, electrical: acoustic wave systems and devices

Seismic prospecting

Well logging

367912, 181106, G01V 140

Patent

active

045258155

ABSTRACT:
Apparatus is provided to detect a discontinuity indicative of a hole in the bore wall of an axially extending tubular member. It comprises:

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patent: 4208602 (1980-06-01), Stoller
patent: 4212207 (1980-07-01), Conradi
patent: 4255798 (1981-03-01), Havira
patent: 4274421 (1981-06-01), Dory

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