CN103032089B - 大倾角工作面上端头三角区液压支架护顶装置 - Google Patents
大倾角工作面上端头三角区液压支架护顶装置 Download PDFInfo
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- CN103032089B CN103032089B CN201210558775.1A CN201210558775A CN103032089B CN 103032089 B CN103032089 B CN 103032089B CN 201210558775 A CN201210558775 A CN 201210558775A CN 103032089 B CN103032089 B CN 103032089B
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- movable side
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- back timber
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CN201210558775.1A CN103032089B (zh) | 2012-12-21 | 2012-12-21 | 大倾角工作面上端头三角区液压支架护顶装置 |
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CN201210558775.1A CN103032089B (zh) | 2012-12-21 | 2012-12-21 | 大倾角工作面上端头三角区液压支架护顶装置 |
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CN103032089A CN103032089A (zh) | 2013-04-10 |
CN103032089B true CN103032089B (zh) | 2014-12-17 |
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CN201210558775.1A Expired - Fee Related CN103032089B (zh) | 2012-12-21 | 2012-12-21 | 大倾角工作面上端头三角区液压支架护顶装置 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103953376A (zh) * | 2014-05-13 | 2014-07-30 | 中国矿业大学 | 一种大倾角工作面快速铺网稳固顶板方法 |
CN104265344A (zh) * | 2014-10-17 | 2015-01-07 | 沈阳天安矿山机械股份有限公司 | 输送机卸载部后置式端头液压支架 |
CN104632257A (zh) * | 2014-12-26 | 2015-05-20 | 中煤北京煤矿机械有限责任公司 | 非箱体结构连杆 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN202220614U (zh) * | 2011-08-04 | 2012-05-16 | 中平能化集团机械制造有限公司 | 一种急倾斜巷道放顶煤组合式自移液压支架 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2330785Y (zh) * | 1998-02-16 | 1999-07-28 | 煤炭科学研究总院北京开采研究所 | 横式端头液压支架 |
CN2610090Y (zh) * | 2003-06-28 | 2004-04-07 | 靖远煤业有限责任公司 | 综放工作面端尾支架侧梁装置 |
CN201502390U (zh) * | 2009-09-27 | 2010-06-09 | 林州重机集团股份有限公司 | 机械化采煤顶板破碎工作面液压支架 |
CN201650327U (zh) * | 2010-03-19 | 2010-11-24 | 中煤北京煤矿机械有限责任公司 | 大倾角工作面导向杆式超前支架 |
CN201826876U (zh) * | 2010-10-30 | 2011-05-11 | 煤炭科学研究总院太原研究院 | 煤矿井下遥控式三角区掩护支架 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN202220614U (zh) * | 2011-08-04 | 2012-05-16 | 中平能化集团机械制造有限公司 | 一种急倾斜巷道放顶煤组合式自移液压支架 |
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Address after: 221116 Research Institute, China University of Mining and Technology, Xuzhou University, Jiangsu, China, Applicant after: China University of Mining & Technology Applicant after: Shanxi Lu'an Mining Industry (Group) Co., Ltd. Applicant after: Ningxia Wangwa Town Coal Industry Co., Ltd. Address before: 046204 Hou Town, Xiangyuan County, Changzhi, Shanxi Applicant before: Shanxi Lu'an Mining Industry (Group) Co., Ltd. Applicant before: Ningxia Wangwa Town Coal Industry Co., Ltd. Applicant before: China University of Mining & Technology |
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Free format text: CORRECT: APPLICANT; FROM: LUAN MINING (GROUP) CO., LTD. TO: CHINA UNIVERSITY OF MINING + TECHNOLOGY |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20161221 |
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CF01 | Termination of patent right due to non-payment of annual fee |