首页 >  Term: Scratcher
Scratcher

A device that is fastened to the outside of casing to remove mud cake from the wall of a hole to condition the hole for cementing.

0 0

创建者

  • Harry8L
  • (London, United Kingdom)

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