دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a method of knowing the working condition of the bit in the bottle by tactile impression ,with feeling the rope in cable tool drilling and feeling the kelly bar in rotary drilling

n: a tool used to gouge and clean junk and debris from the casing in conjunction with a junk catcher.

a fishing tool used to find and catch wireline in preparation for fishing the line.