دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a fishing tool that uses fingerlike catchers to gather and trap junk at the bottom of the hole for retrieval. Aso called a poor-boy junk basket.

n: the thin nipple with claw tooth on the lower end ,connected with the lower end of fishing string and lower to the bottom to fish the fallout