首页 >  Term: Derrickhand
Derrickhand

The crew member who handles the upper end of the drill string as it is being hoisted out of or lowered into the hole. On a drilling rig, he or she may be responsible for the circulating machinery and the conditioning of the drilling or workover fluid.

0 0

创建者

  • Harry8L
  • (London, United Kingdom)

  •  (V.I.P) 574128 分数
  • 100% positive feedback
© 2024 CSOFT International, Ltd.