دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a gap or flaw in pipe coating. Coating flaws, which must be repaired to prevent corrosion problems, are detected through mechanical or visual inspections of the line. Also called holiday.

a break in an otherwise continuous coating.

n: a gap or void in coating on a pipeline or in paint on a metal surface.

a small hole in a coating.

n: an electrical device used to locate a weak place, or holiday, in coatings on pipelines and equipment. Also called jeep.

n: see holiday detector.

n: a holiday detector that checks for coating defects as well as for any metal debris near a buried pipe- line. See holiday.