CN104533513B - 高压磨料气体射流破煤卸压增透设备及方法 - Google Patents
高压磨料气体射流破煤卸压增透设备及方法 Download PDFInfo
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- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
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CN201510006074.0A CN104533513B (zh) | 2015-01-07 | 2015-01-07 | 高压磨料气体射流破煤卸压增透设备及方法 |
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CN104533513B true CN104533513B (zh) | 2017-04-19 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105089525B (zh) * | 2015-09-11 | 2017-08-08 | 重庆大学 | 煤矿井下瓦斯抽采钻孔的洗孔装置 |
CN105507938B (zh) * | 2015-12-31 | 2017-12-22 | 河南理工大学 | 钻孔内水力冲孔与预裂爆破联合增透抽采系统的施工方法 |
CN106121611A (zh) * | 2016-06-29 | 2016-11-16 | 河南理工大学 | 一种大高度远距离压风输送磨料装置及输送方法 |
CN106939766B (zh) * | 2017-05-10 | 2023-03-07 | 河南理工大学 | 一种热冷冲击三级破煤装置与实施方法 |
CN108942698B (zh) * | 2018-08-27 | 2020-07-17 | 河南理工大学 | 磨料持续供给方法 |
CN113431498B (zh) * | 2021-07-21 | 2023-02-10 | 辽宁工程技术大学 | 一种脉冲气体破煤扩孔装置 |
CN113686749A (zh) * | 2021-08-11 | 2021-11-23 | 煤炭科学技术研究院有限公司 | 高压气射流冲孔破煤岩致裂增透实验装置及方法 |
CN114000826B (zh) * | 2021-10-19 | 2023-04-25 | 河南理工大学 | 一种利用超前预混合脉冲磨料水射流破煤增透装置及方法 |
CN115788305B (zh) * | 2022-12-13 | 2023-07-14 | 河南理工大学 | 一种松软煤层用磨料气体射流破煤卸压增透装置 |
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CN100485163C (zh) * | 2007-09-07 | 2009-05-06 | 重庆大学 | 一种煤层瓦斯抽放方法及装置 |
CN201090239Y (zh) * | 2007-10-11 | 2008-07-23 | 中国矿业大学 | 高压磨料射流钻割一体化割缝防突设备 |
CN201334869Y (zh) * | 2008-11-13 | 2009-10-28 | 煤炭科学研究总院西安研究院 | 井下松软突出煤层中风压空气钻进装备 |
CN101413399B (zh) * | 2008-12-12 | 2011-02-16 | 淮南矿业(集团)有限责任公司 | 打钻喷孔安全防护系统 |
CN101644166A (zh) * | 2009-07-14 | 2010-02-10 | 中国矿业大学 | 高瓦斯低透气性煤层冲孔割缝卸压增透瓦斯抽采方法 |
CN202882814U (zh) * | 2012-10-19 | 2013-04-17 | 王玉奇 | 突出煤层安全钻进风动射流三防装置 |
CN103510936A (zh) * | 2013-10-08 | 2014-01-15 | 中国矿业大学 | 一种双引射式三相射流割缝系统及方法 |
CN204457849U (zh) * | 2015-01-07 | 2015-07-08 | 河南理工大学 | 高压磨料气体射流破煤卸压增透设备 |
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