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浏览/检索结果: 共11条，第1-10条 帮助 限定条件 内容类型：专利     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 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 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 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 收藏  |  浏览/下载：7/0  |  提交时间：2019/12/02 Sealing unit for plugging system and gas measuring system, has sealing capsule fixed on outer side of tubular joint and connected with switch, where tubular joint is formed with cavity that is fixed with channel under action of pressure. 专利 申请日期: 2018-01-01, 公开日期: 2018-04-13 作者:  LIANG Z SONG W ZHAO C MA T MA K LAN 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/02 Method of monitoring power state of pin type structure, involves providing definition of pin-type structure in non-destructive analysis work state, to obtain power information of pin-type structure by monitoring change of evaluation index. 专利 申请日期: 2016-01-01, 公开日期: 2016-05-04 作者:  LI D SONG G LIANG Y 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/09 Production of naphthalene involves dissolving naphthalene in dissolution column, mixing dissolved mixture with hydrogen, hydrogenation-refining naphthalene, hydrogenating caustic product, and pressure-distilling product. 专利 申请日期: 2015-01-01, 公开日期: 2015-07-01 作者:  LI C LIANG C SONG H 收藏  |  浏览/下载：2/0  |  提交时间：2019/12/09 Manufacture of polylactic acid nucleating agent for producing thermostable product, involves refluxing mixture of zinc salt in ethanol and distilled water, adding citric acid, cooling, filtering and washing with ethanol and water. 专利 申请日期: 2012-01-01, 公开日期: 2012-07-18 作者:  CHEN G LIANG J SONG P WEI Z ZHANG W 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/18 Method for measuring railway steel rail breaking vertical power, involves recording pre-stress release state of measuring point after releasing steel rail, and obtaining temperature variation width value of broken rail longitudinal force. 专利 申请日期: 2012-01-01, 公开日期: 2012-10-10 作者:  DAI H LIANG J LIU C REN T SONG X XU 收藏  |  浏览/下载：6/0  |  提交时间：2019/12/18 CNGH0010 SPECIFIC POLYNUCLEOTIDES, POLYPEPTIDES, ANTIBODIES, COMPOSITIONS, METHODS AND USES. 专利 作者:  SONG XIAO-YU R;  HUANG CHRIS;  MA KEYING;  LIANG BAILIN;  NASO MICHAEL 收藏  |  浏览/下载：2/0  |  提交时间：2019/12/05 CNGH0010 SPECIFIC POLYNUCLEOTIDES, POLYPEPTIDES, ANTIBODIES, COMPOSITIONS, METHODS AND USES. 专利 作者:  SONG, Xiao-yu, R.;  HUANG, Chris;  MA, Keying;  LIANG, Bailin;  NASO, Michael 收藏  |  浏览/下载：9/0  |  提交时间：2019/12/05