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邹庄煤矿主井井筒地面预注浆设计与施工技术研究

Ming-yang HOU,Jin-dun DU

Coal（2018）

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Abstract
根据邹庄煤矿井筒附近构造以及含水层地质特征,结合注浆与冻结施工工艺特点,确定采用注浆、冻结、井筒掘砌"三同时"方法对主井井筒进行建设,井筒地面预注浆工程包括直孔段注浆工程和S孔段注浆工程两部分,通过注浆较好地加固了井筒周围的岩石,取得了良好的注浆效果.
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