Relier Pairs Drilling RigVersion en ligne Parts of drilling rig par Tatiana Yaikina 1 rotary drive 2 crown block 3 draw works 4 mud pit 5 kelly 6 derrick 7 travelling block A steel frame with wheels which moves up or down in the derrick A steel frame on beams at the top of the derrick. A steel pipe, located at the top of drill string. A large structure standing on four legs and reaching the crown block. A hoisting mechanism which raises or lowers the drill pipe and drill bit. Steel tank used as a mud collector. A machine used to impart rotational power to the drill string.
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