CN101761350B - 小孔径巷道底板钻孔快速钻进装置 - Google Patents
小孔径巷道底板钻孔快速钻进装置 Download PDFInfo
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- CN101761350B CN101761350B CN2010190970100A CN201019097010A CN101761350B CN 101761350 B CN101761350 B CN 101761350B CN 2010190970100 A CN2010190970100 A CN 2010190970100A CN 201019097010 A CN201019097010 A CN 201019097010A CN 101761350 B CN101761350 B CN 101761350B
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CN2010190970100A CN101761350B (zh) | 2010-02-08 | 2010-02-08 | 小孔径巷道底板钻孔快速钻进装置 |
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CN2010190970100A CN101761350B (zh) | 2010-02-08 | 2010-02-08 | 小孔径巷道底板钻孔快速钻进装置 |
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CN101761350A CN101761350A (zh) | 2010-06-30 |
CN101761350B true CN101761350B (zh) | 2011-09-21 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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BR112013001312A2 (pt) * | 2010-07-20 | 2018-01-23 | Itt Mfg Enterprises Llc | método de fixação melhorada para impulsor |
CN102031980A (zh) * | 2010-11-03 | 2011-04-27 | 河南理工大学 | 快速锚索加固煤帮方法 |
CN102678040B (zh) * | 2012-05-11 | 2014-09-10 | 天地科技股份有限公司 | 煤矿巷道底板钻孔装置及方法 |
CN103277122B (zh) * | 2013-05-30 | 2015-04-15 | 湖南科技大学 | 一种在破碎顶板中钻锚杆孔和锚杆锚固方法 |
CN109480598B (zh) * | 2018-12-28 | 2023-12-08 | 佛山市家乐仕电器科技有限公司 | 一种具有汁渣防溅面盖的榨汁机 |
CN110159201B (zh) * | 2019-07-04 | 2024-02-27 | 交通运输部天津水运工程科学研究所 | 一种适用于软土地基人工引孔的钻具 |
CN113877773B (zh) * | 2021-12-09 | 2022-03-11 | 常州铭赛机器人科技股份有限公司 | 高精度螺杆阀 |
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SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Liu Shaowei Inventor after: Hou Dianjun Inventor after: Li Xinzheng Inventor after: Zhang Hui Inventor after: Xu Lili Inventor after: Zheng Xinwang Inventor after: Dong Shiju Inventor after: Zhang Weiguang Inventor before: Liu Shaowei Inventor before: Zhang Hui Inventor before: Xu Lili Inventor before: Zheng Xinwang Inventor before: Dong Shiju Inventor before: Zhang Weiguang |
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COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LIU SHAOWEI ZHANG HUI XU LILI ZHENG XINWANG DONG SHIJU ZHANG WEIGUANG TO: LIU SHAOWEI HOU DIANJUN LI XINZHENG ZHANG HUI XU LILI ZHENG XINWANG DONG SHIJU ZHANG WEIGUANG |
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Granted publication date: 20110921 Termination date: 20160208 |
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CF01 | Termination of patent right due to non-payment of annual fee |