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PULVERIZED COAL GASIFICATION DEVICE AND PROCESS FOR PRODUCING HIGH CALORIFIC VALUE GAS WITH LOW RESIDUAL CARBON AMOUNT 专利
申请日期: 2019-02-14, 公开日期: 2019-02-14
作者:  Ma CY(马春元);  Wang T(王涛);  Zhou BX(周滨选);  Zhang Z(张振);  Fu JP(付加鹏)
收藏  |  浏览/下载:19/0  |  提交时间:2020/01/04
Seabed hydrate natural gas pipeline blocking device, has combustion-supporting gas supply pipe whose end is connected with heating module, and automatic firing mechanism arranged in heating module. 专利
申请日期: 2018-01-01, 公开日期: 2018-05-15
作者:  SONG Y YANG M MA S LIU W ZHAO J LIU
收藏  |  浏览/下载:1/0  |  提交时间:2019/12/02
Use of graphene oxide composite film for replacing ion exchange membrane in raw flow battery. 专利
申请日期: 2018-01-01, 公开日期: 2018-04-20
作者:  HAN R MA X XIE Y ZHAO Y
收藏  |  浏览/下载:4/0  |  提交时间:2019/12/02
Retractable collimating seat on both sides of cylinder, has top diversion block which is fixed at top end of telescopic section where upper surface of top diversion block is slope inclined downward from end of column to end of far column. 专利
申请日期: 2018-01-01, 公开日期: 2018-06-26
作者:  MA Y ZHAO Y TENG L
收藏  |  浏览/下载:3/0  |  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
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
Portable type small-power laser engraving machine 专利
申请日期: 2015-01-01,
作者:  WANG YIJIE;  ZHANG JIN;  ZHAO JIANXING;  MA JIANGUO;  QIU KAIFEI
收藏  |  浏览/下载:4/0  |  提交时间:2019/04/19
Preparation method for flip chip full intermetallic compound interconnection welding point, involves providing upper part of second welding plate with welding layer, and providing inter-metallic compound between first plate and second plate. 专利
申请日期: 2015-01-01, 公开日期: 2015-06-17
作者:  HUANG M LIU Y MA H ZHAO N ZHONG Y H
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/09
Intermetallic compound bonding method used for three-dimensional package chip stack, comprises putting solder and filler metal on both sides of metal bumps, heating, and brazing. 专利
申请日期: 2015-01-01, 公开日期: 2015-06-17
作者:  HUANG M MA H ZHAO J ZHAO N ZHONG Y
收藏  |  浏览/下载:3/0  |  提交时间:2019/12/09
Preparation of intermetallic compound thin film involves providing first metal substrate, subjecting first metal substrate to plating, sputtering, vapor deposition, or brazing with filler metal layer, and providing second metal substrate. 专利
申请日期: 2015-01-01, 公开日期: 2015-05-27
作者:  HUANG M MA H YANG F ZHANG Z ZHAO J
收藏  |  浏览/下载:4/0  |  提交时间:2019/12/09


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