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兵, 等. 广西某低品位软锰矿还原焙烧-酸浸工艺研究[J]. 中国锰业, 2012, 30(2): 19-22. ZHANG Zhihua, XUE Shenghui, LI Hongbing, et al. Study on reduction roasting-acid leaching with Guangxi pyrolusite ore[J]. China’s Manganese... Haoran, et al. Effect of biological pretreatment on the flotation recovery of pyrolusite[J]. Transactions of Nonferrous Metals Society of China, 2014, 24(5): 1571-1577. [6] CAI Zhenlei, FENG Yali, LI......
before (a) and after (b) pretreatment 2.3 纳米铜粉添加量对导电胶导电性能的影响 图4所示为纳米铜粉添加量与所得导电胶体积电阻率的关系曲线.如图4所示,随着纳米铜粉添加量的增加,导电胶的体积电阻率呈现逐渐降低的趋势,当纳米铜粉添加量质量分数在40%~60%之间时,导电胶的体积电阻率随着纳米铜粉添加量的增加会突然降低,随后,导电胶的体积电阻率随着纳米铜粉... of Cu nanoparticles with ascorbic acid by aqueous solution reduction method[J]. Transactions of Nonferrous Metals Society of China, 2012, 22(9): 2298-2203. [4] 文 瑾, 李 洁. 纳米铜粉研究进展[J]. 金属功能材料, 2011, 18(1......
, 13(2): 171-176. [3] 叶国华, 童 雄, 路 璐. 含钒钢渣的选矿预处理及其对后续浸出的影响[J]. 中国有色金属学报, 2010, 20(11): 2233-2238. YE Guo-hua, TONG Xiong, LU Lu. Pretreatment for V-bearing steelmaking slag by benefication methods and its......
]. Surface and Coatings Technology, 2009, 204(1/2): 85-90. [12] 王 平, 程英亮, 张 昭. 不同的SiC纳米颗粒镀前处理对Ni-SiC纳米复合镀层性能的影响[J]. 材料保护, 2010, 43(11): 23-26. WANG Ping, CHENG Ying-liang, ZHANG Zhao. Effect of pretreatment......
the driving power of the harmful reaction which is equal to the thermal power during PM processing. Therefore, the pretreatment of SiC powders is necessary. SiC powders were pre-heated in a furnace at 523......
be achieved by the mechanical and electrochemical methods [15]. The procedure was adopted to remove the surface scales, using acid dipping and mechanical polishing to get a smooth surface, degreasing... on the pretreatment of the substrate, as well as the chemical composition and deposition conditions of the films [21]. The AFM imaging gives a perspective of "Z" direction with three dimensional images [22......
concentrates recovered by the traditional enrichment processes are generally around 80% [12-14]. High quality rutile concentrate can only be obtained by the use of the acid leaching process, but this process... g/L FeCl3, 1 g/L silica powder and 10-20 g/L agar. The pH of the medium was adjusted to 6.8-7.2 using 10% sulfuric acid solution. Solid medium was sterilized at 121 °C for 20 min before use. Liquid......
-qun, LI Ting-ting, LIU Bing. Effects of calcination pretreatment on properties of BeO powder for colloidal processing [J]. Materials Science and Engineering of Powder Metallurgy, 2010, 15(2): 151-156......
organic matter (NOM) in a biological aerated filter (BAF) as a pretreatment for ultrafiltration (UF) of river water[J]. Applied Microbiology and Biotechnology, 2011, 90(5): 1795-1803. [8] 李伟博, 洪俊明, 尹娟, 等. 应......
of Environmental Science, 2009, 21(6): 849-853. [15] JIA H J, REN H F, SATOH S C. Comparison of pretreatment condition of cadmium in fish sample and diet by microwave digestion method for ICP AES [J......