The potassium salt mud can be used to protect oil zones and reduce the drilling damage to reservoirs.
应用钾酸盐泥浆能保护油层，减小钻井过程中对储层的破坏。
The formation damage during drilling are recognized as 2 types: mud solid particles plug and mud filtrate invasion.
钻井过程中的油层污染可分为泥浆固相颗粒侵入和滤液侵入2种类型。
The formation damage during drilling are recognized as 2 types: mud solid particles plug and mud filtrate invasion.
钻井过程中的油层污染可分为泥浆固相颗粒侵入和滤液侵入2种类型。
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