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| CONFINED HIGH-STRENGTH CONCRETE SUPPORT SYSTEM APPLICABLE TO UNDERGROUND TUNNEL 专利 申请日期: 2018-01-11, 公开日期: 2018-01-11 作者: Li SC(李术才); Wang Q(王琦); Jiang B(江贝); Luan YC(栾英成); Sun HB(孙会彬) 收藏  |  浏览/下载:19/0  |  提交时间:2020/01/04 |
| Ziegler-natta catalyst for preparing polyalphaolefin, comprises catalyst component A containing magnesium chloride supported by internal electron donor, alkyl aluminum catalyst co-catalyst B, and external electron donor C. 专利 申请日期: 2018-01-01, 公开日期: 2018-02-16 作者: WANG L GAO Z SUN Q YU L WANG H LI W 收藏  |  浏览/下载:14/0  |  提交时间:2019/12/02 |
| Preparing 9,9-bis(4-hydroxyphenyl)-fluorene involves subjecting phenol and 9-fluorenone as raw material to condensation reaction with proton acidic functional ionic liquid as catalyst, which comprises anion and cation. 专利 申请日期: 2018-01-01, 公开日期: 2018-02-16 作者: YU L GAO Z LUO S YAN L SHEN M 收藏  |  浏览/下载:4/0  |  提交时间:2019/12/02 |
| Preparing polyalphaolefins catalyst useful for large scale polymerization process comprises catalyst component (comprised of e.g. magnesium chloride), co-catalyst alkyl aluminum B and external electron donor C. 专利 申请日期: 2018-01-01, 公开日期: 2018-01-19 作者: WANG L GAO Z YU L WANG H LI W ZHENG 收藏  |  浏览/下载:4/0  |  提交时间:2019/12/02 |
| Photoacoustic spectrometry measuring device and method based on low-coherence optical fiber differential interference no 专利 申请日期: 2016-01-01, 作者: WANG XIAOGUANG; ZHEN SHENGLAI; YU BENLI; CAO ZHIGANG; LYU LIANG 收藏  |  浏览/下载:3/0  |  提交时间:2019/04/19 |
| Wireless signal energy power supply stress monitoring device, has ferro-electric storage device connected to micro-processing circuit, where control software of micro-processor unit is processed. 专利 申请日期: 2016-01-01, 公开日期: 2016-06-22 作者: GAO Q FENG X WANG J YU Y LI X 收藏  |  浏览/下载:4/0  |  提交时间:2019/12/09 |
| Preparing fluorenone involves mixing raw material fluorene, organic solvent containing aromatic ring in molecule and crown acid, and then adding alkali solution. 专利 申请日期: 2016-01-01, 公开日期: 2016-07-27 作者: GAO Z HE Y LI H SHI Z YU L XIE H 收藏  |  浏览/下载:8/0  |  提交时间:2019/12/09 |
| Preparing metal sulfide nano composite particles for making lithium ion electrode chip, involves performing reaction using metallic raw material, carbon source and sulfur source under high vacuum pressure. 专利 申请日期: 2016-01-01, 公开日期: 2016-03-23 作者: GAO S DONG X HUANG H YU J WU A 收藏  |  浏览/下载:10/0  |  提交时间:2019/12/09 |
| Preparation of foamed material used as insulation material in e.g. aerospace, involves milling coupling agent solution, antimony trioxide and filler, adding brominated epoxy resin, heating, adding e.g. surfactant, stirring, and foaming. 专利 申请日期: 2015-01-01, 公开日期: 2015-10-28 作者: CHEN P GAO Y MA K LU C WANG J YU Q 收藏  |  浏览/下载:8/0  |  提交时间:2019/12/09 |
| Method for designing hand gesture recognition device, involves triggering wake-up circuit detecting change intensity envelope information, and collecting data sequence and gesture identification. 专利 申请日期: 2015-01-01, 公开日期: 2015-04-08 作者: GAO Q LI S WANG J YU Y ZHANG X JIN 收藏  |  浏览/下载:3/0  |  提交时间:2019/12/09 |