采用井下仰斜钻孔双端堵水器导高观测技术对白庄煤矿综放开采条件下，覆岩破坏规律进行了实测，得出了导水断裂带的发育高度。

Adopting survey technology of double-head water-stopped machine flowing high of upward-inclined drillhole rock destruction rules were surveyed, development height of water conducted zone was gained.

youdao

对不同渗透率的岩芯，堵水剂的堵水率大于85%，堵油率小于20%，具有良好的选择性。

For the cores with different permeability, its water plugging rate was higher than 85%, oil plugging rate was lower than 20%, and-selectivity was good.

youdao

水合物是气田开采过程中经常遇到的问题，马庄气田属高压异常、低温、定容封闭的岩性气藏，气井因水合物冻堵影响正常生产是气田开发中最主要的问题。

Hydrate is a frequent encountering problem in gas field exploitation. Mazhuang gas field belongs to a pressurized abnormal, low temperature, and constant volume confining lithological gas reservoir.

youdao