重点介绍了松散地层不同地层泥浆特性、配比及护壁效果、措施。

The features and proportions of slurry and effect of borehole wall protection in different loose strata were mainly introduced.

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本文介绍一种新的钻探松散地层护壁方法——套管护壁“三板斧”。

This paper introduces a new wall protection method for drilling loose strata casing pipe wall protection.

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玻璃钢取心工具是专为提高辽河油田含砾石松散地层取心收获率和岩心完整性而研制的。

The new coring tool that made of glass fiber reinforced plastic is used to improve the coring recovery and integrity in the loose gravel formation in Liaohe Oilfield.

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