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Preparation of nickel phosphide/aluminum oxide catalyst used for dibenzothiophene hydrodesulfurization with silicon dioxide as carrier comprises carrying out temperature programmed reduction treatment to precursors-carrier complex. 专利
申请日期: 2015-01-01, 公开日期: 2015-10-14
作者:  FENG J GUO J LI X WANG A
收藏  |  浏览/下载:7/0  |  提交时间:2019/12/09
Zirconium dioxide and silicon carbide compound mixed toughening aluminum oxide base ceramic piece laser near-net forming method, involves uniformly mixing zirconium dioxide powder and silicon carbide powder into feeder. 专利
申请日期: 2013-01-01, 公开日期: 2013-06-19
作者:  GUO D MA G WU D NIU F
收藏  |  浏览/下载:3/0  |  提交时间:2019/12/13
Additive-modified catalyst useful for preparing methanol through carbon dioxide catalytic hydrogenation, comprises copper oxide, zinc oxide, aluminum oxide, silicon dioxide and magnesium oxide. 专利
申请日期: 2011-01-01, 公开日期: 2011-03-09
作者:  ZHANG Y LI G CHEN S ZHANG L
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/18
Micro polarized light detector for navigation sensor, has insulator chip formed with base silicon layer, silicon dioxide burying layer and N-type doping silicon substrate, and metal aluminum grating provided on silicon dioxide base. 专利
申请日期: 2010-01-01, 公开日期: 2010-10-06
作者:  MENG F WANG Z CHEN W HAN Z CHU J
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/24


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