骨粒
Finding out an acidization technique that can both keep the skeletal grain stable and solve clay minerals in pores, improving the permeable performance and oil-horizon productivity of low-permeable sandstone is the key of conducting acidization reformation for Daqing low-permeable sandstone.
寻找一种既能保持骨架颗粒稳定,又能溶解孔隙中的粘土矿物,改善低渗透砂岩的渗滤性能和油层产能的酸化技术,是大庆低渗透砂岩进行酸化改造的关键。
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