App. of combination support of high strength bolt with bolting rope in weak rock roadway
Author(s): GAO Wenjun
Pages: 34-35
Year: 2001 Issue: 2
Journal: HEBEI COAL
Keyword: 高强锚杆; 锚索; 顶板; 支护;
Abstract: 介绍了东庞矿2303工作面上下巷掘进中采用高强锚杆与小孔径锚索支护技术组合及施工工艺的改进,取得了较好的支护效果.
Pages: 34-35
Year: 2001 Issue: 2
Journal: HEBEI COAL
Keyword: 高强锚杆; 锚索; 顶板; 支护;
Abstract: 介绍了东庞矿2303工作面上下巷掘进中采用高强锚杆与小孔径锚索支护技术组合及施工工艺的改进,取得了较好的支护效果.
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