دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: everything from the dead ends of the brake bands to the brake lever.

n: The heaver mechanism used to enlarge force produced by brake crank to satisfy brake cylinder. Made by brake crank and flex links.

n: the end of a brake band that is anchored to the drawworks frame and does not move.

n: The appliance installed in the dead end of drill cable and used to alleviate shock and wornout. Make the counting of weight indicator accurate.