CN202946182U - 一种抗气流冲击能力增强的矿井泄压风门 - Google Patents
一种抗气流冲击能力增强的矿井泄压风门 Download PDFInfo
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- CN202946182U CN202946182U CN 201220689926 CN201220689926U CN202946182U CN 202946182 U CN202946182 U CN 202946182U CN 201220689926 CN201220689926 CN 201220689926 CN 201220689926 U CN201220689926 U CN 201220689926U CN 202946182 U CN202946182 U CN 202946182U
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102979547A (zh) * | 2012-12-14 | 2013-03-20 | 中煤科工集团重庆研究院 | 抗气流冲击能力增强的矿井泄压风门 |
CN107152301A (zh) * | 2017-07-25 | 2017-09-12 | 河南理工大学 | 一种煤矿立风井防爆门先行泄爆装置及防爆门 |
CN109140228A (zh) * | 2017-06-28 | 2019-01-04 | 李国栋 | 防爆除湿型中央管网系统 |
CN109931091A (zh) * | 2017-12-17 | 2019-06-25 | 山东科技大学 | 一种采场辅助通风方法 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102979547A (zh) * | 2012-12-14 | 2013-03-20 | 中煤科工集团重庆研究院 | 抗气流冲击能力增强的矿井泄压风门 |
CN109140228A (zh) * | 2017-06-28 | 2019-01-04 | 李国栋 | 防爆除湿型中央管网系统 |
CN107152301A (zh) * | 2017-07-25 | 2017-09-12 | 河南理工大学 | 一种煤矿立风井防爆门先行泄爆装置及防爆门 |
CN107152301B (zh) * | 2017-07-25 | 2019-05-03 | 河南理工大学 | 一种煤矿立风井防爆门先行泄爆装置及防爆门 |
CN109931091A (zh) * | 2017-12-17 | 2019-06-25 | 山东科技大学 | 一种采场辅助通风方法 |
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Owner name: CHINA COAL TECHNOLOGY ENGINEERING GROUP CHONGQING Free format text: FORMER NAME: CHINA COAL SCIENCE AND INDUSTRY GROUP CHONGQING RESEARCH INSTITUTE |
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Address after: 400039 Chongqing Jiulongpo Branch City Road No. 6 Patentee after: CCTEG CHONGQING RESEARCH INSTITUTE Co.,Ltd. Address before: 400039, No. 6, section city road, Kowloon City, Chongqing Patentee before: Chongqing Research Institute of China Coal Technology & Engineering Group Corp. |
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CF01 | Termination of patent right due to non-payment of annual fee |