دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: also called intermediate casing or technical casing, it is refer to the casing that between the surface casing and production casing, which can content the limitation of the complex layer and the drilling technic.



a string of casing used when drilling a well to protect an outer string of pipe from drill string contact or to protect a zone.