Good protection of a coalbed methane reservoir can facilitate its exploitation and usage, cover Chinas shortage of oil a......

通过室内实验研究，考察了高、中、低渗透地层中内外泥饼与屏蔽式暂堵的关系，并研究了去掉外泯饼和不去掉外泥饼时，钻井液和水泥浆对岩......