IADC/SPE International Drilling Conference and Exhibition 2024
DOI: 10.2118/217712-ms
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Improved Logging Techniques and Interpretation Experiences to Evaluate Perforate-Wash-Cement Intervals

Amit Govil,
Guillermo A. Obando Palacio,
Roy Middleton
et al.

Abstract: At times during the lifetime of an oilfield well, there is a need to establish or rectify a barrier by using the perforation-wash-cement (P/W/C) remedial procedure. Evaluation of the P/W/C interval is carried out by sonic and ultrasonic logging tools. Depending on perforation hole size in the casing the bond log quality can be affected, rendering the logging results invalid or qualitative only. Knowledge gathered in the Norwegian Continental Shelf (NCS) has allowed for improvement in techniques and data proces… Show more

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