Many reasons like out sand, deposition of case dirty, falling things and cement injection can cause the drill pipe sticking and the well abandoned.
因出砂、套管垢沉积、落物、注灰等原因常造成钻杆卡钻，导致油水井报废。
Many reasons like out sand, deposition of case dirty, falling things and cement injection can cause the drill pipe sticking and the well abandoned.
因出砂、套管垢沉积、落物、注灰等原因常造成钻杆卡钻，导致油水井报废。
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