>  Term: dump bailer
dump bailer

a bailing device with a release valve, usually of the disk or flapper type, used to place, or spot, material (such as cement slurry) at the bottom of the well.

0 0

작성자

  • Stepan
  •  (Silver) 770 포인트
  • 100% positive feedback
© 2024 CSOFT International, Ltd.