DOWNHOLE CASING INSPECTION SYSTEM

摘要

A 60 to 100% coverage of downhole casing condition is obtainable by the improved system comprising, preferably, 60-120 piezoelectric tranducers located in a housing coupled to an electronic package also in a suitable downhole housing. The system reports all exceptional data and regular non-exceptional data, displaying it topside and establishing a permanent record using existing wire line facilities.