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| Mine rock drilling reflection type gas sealing unit, has cover cap whose end part is arranged outer wall of tubular joint part, and switch jacked up under pressure to arrange passage with hollow cavity. 专利 申请日期: 2018-01-01, 公开日期: 2018-03-30 作者: LIANG Z SONG W ZHAO C LI Y LANG Y Z
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:16/0  |  提交时间:2019/12/02 |
| Mine rock drilling anti-reflection type gas plugging and drainage extraction method involves drilling coal seams to top or bottom plate rock body at set angle, connecting test probe, and pushing to designated pumping area. 专利 申请日期: 2018-01-01, 公开日期: 2018-03-06 作者: LIANG Z SONG W ZHAO C MA T MA K QIA
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:4/0  |  提交时间:2019/12/02 |
| Mine rock drilling gas sealing test probe, has head part connected with I-shaped sealing unit by collecting pipe, drilling hole wall formed with collecting cavity, borehole wall formed with seal cavity, and head part fixed on plugging unit. 专利 申请日期: 2018-01-01, 公开日期: 2018-04-13 作者: LIANG Z SONG W ZHAO C TANG C GAO M
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:7/0  |  提交时间:2019/12/02 |
| METODĂ NEINVAZIVĂ ŞI DISPOZITIV PENTRU DETECŢIA MINELOR ÎNGROPATE ÎN SOL 专利 专利号: RO128068B1, 申请日期: 2017-09-29, 公开日期: 2017-09-29 作者: MICLOŞ SORIN; LĂNCRĂNJAN ION IOAN-FERDINAND; SAVASTRU DAN; TĂUTAN MARINA NICOLETA
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:23/0  |  提交时间:2019/12/31 |
| 紧急避险设施备用锂二次电源防爆箱 专利 专利类型: 发明, 专利号: CN105703409A, 申请日期: 2016-06-22, 作者: 袁学庆 ; 王和伟 ; 刘利![](/image/person.jpg)
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:15/0  |  提交时间:2016/09/07 |
| Coal mine gas early-warning system based on ARM configurable kernel 专利 申请日期: 2016-01-01, 作者: WU XIAOMING
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:5/0  |  提交时间:2019/04/19 |
| Coal mine top rock body micro-seismic monitoring vertical band determining method, involves determining coal mine heading direction of track transportation lane, and performing coal mine top rock body dividing operation. 专利 申请日期: 2016-01-01, 公开日期: 2016-07-27 作者: LI L TANG C YU Q MA T CHENG G LIANC
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:5/0  |  提交时间:2019/12/09 |
| 一种基于主动轮廓的声呐图像水雷目标识别方法 专利 专利类型: 发明, 专利号: CN104657736A, 申请日期: 2015-05-27, 作者: 朱枫 ; 郝颖明 ; 李娟娟; 吴清潇 ; 高雷![](/image/person.jpg)
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:45/0  |  提交时间:2015/07/01 |
| 一种紧急避险设施备用锂二次电源防爆箱 专利 专利类型: 实用新型, 专利号: CN204190466U, 申请日期: 2015-03-04, 公开日期: 2015-03-04 作者: 袁学庆 ; 王和伟 ; 刘利![](/image/person.jpg)
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:158/0  |  提交时间:2015/07/01 |
| Mine rock drilling trolley gun hole laser distance measurement sensor location method, involves sending pulse signal to high precision omni-directional tripod head, and forming center part of rock drilling trolley rod with drill gun hole. 专利 申请日期: 2015-01-01, 公开日期: 2015-04-22 作者: HOU Z HUANG L LI J WANG M GANG Z
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:2/0  |  提交时间:2019/12/09 |