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| Preparing three-dimensional polychromatic carbon quantum dot anti-infrared nano functional material involves configuring sulfuric acid solution, weighing raw materials containing chromium ferro alloy, and adding sulfuric acid solution. 专利 申请日期: 2018-01-01, 公开日期: 2018-02-09 作者: MA W MENG F GUO L CHEN Z WANG M GAO 收藏  |  浏览/下载:13/0  |  提交时间:2019/12/02 |
| SRAM (Static random access memory) bit line leakage current compensation circuit 专利 申请日期: 2012-01-01, 作者: XIULONG WU; CHAO XU; ZHENGPING LI; NA BAI; SHOUBIAO TAN 收藏  |  浏览/下载:2/0  |  提交时间:2019/04/19 |
| Preparing 1,3-propylene diamine comprises reacting liquid ammonia and acrylonitrile to prepare 3-aminopropionitrile and catalytically hydrogenating the reaction solution of the 3-aminopropionitrile to prepare 1,3-propylene diamine. 专利 申请日期: 2010-01-01, 公开日期: 2010-09-01 作者: MENG Q LIU Y GAO Z DU J LIU G DING 收藏  |  浏览/下载:1/0  |  提交时间:2019/12/24 |
| Preparing N-(3-aminopropyl)-1,3-propylene diamine comprises catalyzing ammonia and acrylonitrile to prepare N-(2-cyanoethyl)-3-aminopropionitrile and directly catalytically hydrogenating N-(2-cyanoethyl)-3-aminopropionitrile. 专利 申请日期: 2010-01-01, 公开日期: 2010-09-01 作者: MENG Q LIU Y GAO Z GUO H DU J LIU G 收藏  |  浏览/下载:1/0  |  提交时间:2019/12/24 |
| Preparation of chiral alpha-hydroxyl-beta-dicarbonyl compound comprises mixing lappaconitine as catalyst and beta-dicarbonyl compound and oxidant in inert solvent, and tracing reaction using thin layer chromatography. 专利 申请日期: 2009-01-01, 公开日期: 2009-08-12 作者: DOU J GAO Z GONG B LIAN M MENG Q SU 收藏  |  浏览/下载:8/0  |  提交时间:2019/12/24 |
| Horizontal dispersion oxide semiconductor of heterogeneous bar multi-step field electrode board 专利 申请日期: 2007-01-01, 作者: XIULONG WU; YUEHUA DAI; CHAO XU; DAOMING KE; JIAN MENG 收藏  |  浏览/下载:3/0  |  提交时间:2019/04/19 |