A 450 bbl pit of 10.0 ppg kill mud should be built prior to spud and maintained in the system.

 
  • 開(kāi)鉆前要準備好450桶每加侖10磅的壓井鉆井液,并使其密度保持在比在用鉆井液密度每加侖要高出1磅。
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