دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: 1. the exhaustion of a resource.2. a reduction in income reflecting the exhaustion of a resource. The concept of depletion recognizes that a natural resource such as oil is used up over several accounting periods and permits the value of this resource to be expensed periodically as the resource is exhausted.

reducing the fluid content of a formation by production of that fluid.