Viscosity should not be below 45 sec/qt. Maintain with XCD rather than with Bentonite. Monitor hole cleaning at shakers and adjust low end rheology as required.

 
  • 要使鉆井液粘度不低于每夸脫45秒,就要用生物聚合物來(lái)維護,而不用膨潤土。通過(guò)振動(dòng)篩觀(guān)察井眼是否干凈,按要求把最終的流變性調低些。
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