CN104500137B - 采煤工作面隅角瓦斯控制充气包 - Google Patents
采煤工作面隅角瓦斯控制充气包 Download PDFInfo
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- CN104500137B CN104500137B CN201410809916.1A CN201410809916A CN104500137B CN 104500137 B CN104500137 B CN 104500137B CN 201410809916 A CN201410809916 A CN 201410809916A CN 104500137 B CN104500137 B CN 104500137B
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/103—Dams, e.g. for ventilation
- E21F17/107—Dams, e.g. for ventilation inflatable
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
Abstract
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Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410809916.1A CN104500137B (zh) | 2014-12-24 | 2014-12-24 | 采煤工作面隅角瓦斯控制充气包 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410809916.1A CN104500137B (zh) | 2014-12-24 | 2014-12-24 | 采煤工作面隅角瓦斯控制充气包 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104500137A CN104500137A (zh) | 2015-04-08 |
CN104500137B true CN104500137B (zh) | 2017-04-05 |
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Application Number | Title | Priority Date | Filing Date |
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CN201410809916.1A Expired - Fee Related CN104500137B (zh) | 2014-12-24 | 2014-12-24 | 采煤工作面隅角瓦斯控制充气包 |
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CN (1) | CN104500137B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105114125B (zh) * | 2015-07-29 | 2017-05-03 | 上海隧道工程有限公司 | 隧道气囊充气装置以及隧道气囊的充气方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991006746A1 (en) * | 1989-10-25 | 1991-05-16 | Fosroc International Limited | A method of sealing an opening |
CN102979577A (zh) * | 2012-12-25 | 2013-03-20 | 河南理工大学 | 一种密封胶囊及其在煤矿中的应用 |
CN103306723A (zh) * | 2013-06-26 | 2013-09-18 | 安徽理工大学 | 采煤工作面用便携气帘及采用该气帘封堵隅角的方法 |
CN103306725B (zh) * | 2013-06-26 | 2016-12-28 | 安徽理工大学 | 采用采煤工作面用柔性气囊封堵隅角的方法 |
CN204436469U (zh) * | 2014-12-24 | 2015-07-01 | 永城煤电控股集团有限公司 | 采煤工作面隅角瓦斯控制充气包 |
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2014
- 2014-12-24 CN CN201410809916.1A patent/CN104500137B/zh not_active Expired - Fee Related
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Publication number | Publication date |
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CN104500137A (zh) | 2015-04-08 |
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CB03 | Change of inventor or designer information |
Inventor after: Wei Yongjian Inventor after: Bai Kexin Inventor after: Luo Yuan Inventor after: Chen Yu Inventor after: He Dongsheng Inventor after: Dai Linju Inventor after: Ding Jian Inventor before: Wei Yongjian Inventor before: Bai Kexin Inventor before: Luo Yuan Inventor before: Chen Yu Inventor before: Wei Yong Jian Bai grams of Xinluo yuan Chen Yu Xi Limin |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 Termination date: 20171224 |
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CF01 | Termination of patent right due to non-payment of annual fee |