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Issue:
The New Advancement of Grouting Reinforcement Technique
Author(s):
Yao Zhengong
,
Wang Hongjiang
,
Wang Jie
Pages:
31
-
34,60
Year:
2006
Issue:
4
Journal:
CHINA MINE ENGINEERING
Keyword:
注浆加固技术
;
预支护不稳固矿岩
;
冒落区处理
;
Abstract:
介绍了巷道支护技术的演变过程,从中衍生出新型的注浆加固技术.在预加固不稳固矿岩与处理两个冒落区应用中,该技术在注浆锚杆和注浆材料方面均不同.在不稳固矿岩易发生冒落地段优先采用注浆预支护,而注浆加固处理冒落区技术形成了以专用注浆钻杆和快凝材料、喷射混凝土层作止浆墙核心技术.工程实例证明,该项技术具有简单可靠、安全高效的特点,是一项应用前途广阔的实用技术.
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