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Disbonded Coating Cathodic Protection Monitoring Coupon

Abstract: 

A coupon for monitoring cathodic protection includes a metallic coupon structure on the outer surface of which at least one type of coating disbondment geometry anticipated on a pipeline is fabricated.

Patent Number: 
6,772,622
Date Of Issue: 
08/10/2004
Inventors: 

Oliver C. Moghissi; Darrell S. Dunn; Narasi Sridhar