共搜索到6963条信息,每页显示10条信息,共697页。用时:0小时0分0秒361毫秒
A review of C1 chemistry synthesis using yttrium-stabilized zirconia catalyst Jae-Wook Choi1,Antonius Indarto1,Hyung Keun Song1,Hwaung Lee1 (1.Plasma-Catalyst Chemical Process, Korea Institute of Science and Technology, Cheongryang, Seoul, South Korea) Abstract:C1 chemistry based on synthesis gas, methane, and carbon dioxide offers many routes to industrial chemicals. The reactions related......
......
Lanthanum-Promoted Ru/Sepiolite in Ammonia Synthesis Le Zhiping1,Huang Yueyu2,Wei Kemei2,Yu Xiujin2,Lin Jianxin2 (1.Department of Chemistry, Nanchang University, Nanchang 330047, China;2.The... for ammonia synthesis was prepared. The effects of reaction conditions on catalytic activity were discussed. The result shows that La is an effective promoter for sepiolite-supported Ru based catalyst. When......
Synthesis gas production using oxygen storage materials as oxygen carrier over circulating fluidized bed LI Ranjia1,YU Changchun1,DAI Xiaoping2,HAO Zhengping2,WU Qiong1 (1.The Key Laboratory of Catalysis CNPC, University of Petroleum, Beijing 102249, China;2.Research Center for Eco-Environmental Science, Chinese Academy of Sciences, Bering 100085, China) Abstract:A novel process for synthesis......
......
......
......
fluorite ore in hunan[J]. Conservation and Utilization of Mineral Resources, 2013, 2(2): 15-18. [4] CAO Xue-feng, ZHANG Li-min, HU Yue-hua, LIU Chang-miao, OU Yang-Kui. Synthesis of N,N-diethyl dodecuyl..., 2008, 25(1): 19-24. [16] ZHAO Gang, PENG Jing, ZHONG Hong, WANG Shuai, LIU Guang-yi. Synthesis of novel ether thionocarbamates and study on their flotation performance for chalcopyrite[J]. Minerals, 2016......
......
J. Cent. South Univ. Technol. (2007)04-0524-04 DOI: 10.1007/s11771-007-0102-4 Synthesis and characterization of mibolerone YANG Qing(杨 青), FAN Bo-lin(范柏林), TANG Rui-ren(唐瑞仁) (School... route for the synthesis of mibolerone was described starting from the estr-5(10)-en-3,17-dione in four steps with the overall yield of 47.0 %. Thus, two methods for key intermediate methylnorandrost were......