CN103216264B - 预裂爆破回采巷道基本顶岩层控制围岩变形的方法 - Google Patents
预裂爆破回采巷道基本顶岩层控制围岩变形的方法 Download PDFInfo
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CN103791786B (zh) * | 2014-03-12 | 2015-07-08 | 中铁二局股份有限公司 | 地下连续墙基岩成槽预裂爆破方法 |
CN104481544B (zh) * | 2014-09-16 | 2016-07-27 | 西安建筑科技大学 | 巷道帮臌的钻孔爆破卸压方法 |
CN108252716A (zh) * | 2018-02-06 | 2018-07-06 | 新疆大学 | 一种应用人工切割缝的工作面煤壁保护方法 |
CN108825277A (zh) * | 2018-06-20 | 2018-11-16 | 湖南科技大学 | 一种隔绝工作面支承压力的回采巷道围岩控制方法 |
CN109826628B (zh) * | 2019-01-18 | 2020-09-08 | 山东科技大学 | 一种坚硬顶板条件下预裂成拱的无煤柱开采方法 |
CN111622758A (zh) * | 2020-05-15 | 2020-09-04 | 中煤科工开采研究院有限公司 | 一种减轻冲击地压灾害的卸压方法 |
CN112727461B (zh) * | 2021-01-04 | 2023-04-18 | 天地科技股份有限公司 | 沿空巷道采动应力叠加控制方法 |
CN113216977A (zh) * | 2021-04-15 | 2021-08-06 | 华能煤炭技术研究有限公司 | 工作面架后断顶爆破方法 |
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CN100564803C (zh) * | 2006-11-27 | 2009-12-02 | 杨仁树 | 岩巷掘进方法 |
CN101368812B (zh) * | 2008-09-25 | 2011-12-21 | 中国核工业华兴建设有限公司 | 核岛负挖环廊预裂爆破方法 |
CN101441055A (zh) * | 2008-12-31 | 2009-05-27 | 中煤平朔煤业有限责任公司 | 一种预裂爆破方法 |
CN102519323B (zh) * | 2011-12-06 | 2014-07-02 | 兰州大学 | 切缝管预裂爆破法 |
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Inventor after: Zhang Yaoming Inventor after: Zhang Qianxin Inventor before: Liu Zenghui Inventor before: Meng Xiangrui Inventor before: Feng Yinghua Inventor before: Zhao Guangming Inventor before: Gao Zhaoning Inventor before: Wang Xiangqian Inventor before: Meng Long Inventor before: Yang Min |
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Effective date of registration: 20171207 Address after: 364300 Longyan City, Fujian province Wuping County in the town of Yue Yang Village Patentee after: WUPING ZIJIN MINING Co.,Ltd. Address before: 232001 Anhui Province, Huainan city Shungeng Road No. 168 Patentee before: Anhui University Of Science And Technology |
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