The permeability recovery rate of reservoir cores contaminated by PGP-3 treated drilling fluid of optimal composition is higher (>90%) than that by a 3% MMH fluid and the MMH fluid with 3% temporarily plugging/shielding agent YFP added.
英
美
- 最佳配方PGP 3鉆井液污染后巖心的滲透率恢復率超過(guò) 90%25 ,高于 3%25MMH鉆井液及加入屏蔽暫堵劑YFP的 3%25MMH鉆井液污染后巖心的滲透率恢復率。
