摘要
本文介绍了煤层瓦斯压力测定中的注浆封孔工艺的沿革.各种封孔工艺的优缺点,以及如何根据具体情况选择具体封孔工艺。
This paper introduced the history and process of bore sealing method in measuring pressure of gas in coal seam. Both advantages and disadvantages of each method are discussed, and give some advices on how to choose the most suitable bore sealing method in different situations.
出处
《科技信息》
2007年第11期29-30,共2页
Science & Technology Information
关键词
煤层瓦斯压力测定
封孔注浆
测压技术
Measuring pressure of gas in coal seam
seal the bore with mortar
technology of measuring pressure
