钻井液的主要成分是什么?

2025-04-01 08:01:18
推荐回答(2个)
回答1:

  • 钻井液是混合物

  • 钻井液由分散介质、分散相和钻井液处理剂组成。

  • 钻井液中的分散介质可以是水、油或者气体。

  • 钻井液中的分散相,若是悬浮体则为粘土和(或)密度调整材料;若为乳状液则为油或水;若为泡沫则为气体。

回答2:

钻井液是钻探过程中,孔内使用的循环冲洗介质。钻井液是钻井的血液,又称钻孔冲洗液。钻井液按组成成分可分为清水、泥浆、无粘土相冲洗液、乳状液、泡沫和压缩空气等。清水是使用最早的钻井液,无需处理,使用方便,适用于完整岩层和水源充足的地区。泥浆是广泛使用的钻井液,主要适用于松散、裂隙发育、易坍塌掉块、遇水膨胀剥落等孔壁不稳定岩层。

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