Producing high performance portland cement from Pb/Zn mine tailing

来源 :第五届国际湿法冶金学术会议(5th International Conference on Hydrometallurg | 被引量 : 0次 | 上传用户:debaobei
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
  The paper studied the utilization of Lead/Zinc (Pb/Zn) mine tailings for production of high performance Portland cement.Lead/Zinc mine tailings, Limestone,shale, and ironstone were mixed of six different compositions.The grounded materials were burned at 1350℃, 1400℃ and 1450℃ for 30min respectively in laboratory.
其他文献
  The mother-liquor after precipitating cobalt by the oxalic acid contains the oxalic acid of 0.20~0.25mol/L, and the hydrochloric acid of 1mol/L.If it was us
会议
二十世纪六七十年代,毛主席发出了“三线建设要抓紧”的伟大号召。一批又一批稚气未脱的中学生,满怀激情地开赴到了“三线”建设的工地。他们是特殊的学生,三年中全部是军事
  The absorption of sulfur dioxide in simulating flue gas by using the module of liquid-containing membrane which is made up of hollow fiber and citric acid-s
会议
  Sulfuric acid was used to decompose low-grade ascharite.After filtering the acidolysis solution, residue and the leaching solution were obtained.Boric acid
会议
(一)播前准备 育苗盘可因陋就简,木箱、纸箱、旧盆等均可。苗盘高15厘米左右。育苗基质以炉灰渣为主,掺拌1/3的腐熟马粪或锯末。炉渣要用筛子筛除土块和细面,以绿豆粒大小为
  Phosphine(PH3) is a kind of impurity in yellow phosphoric tail gas.PH3 could make catalysts toxic and impede recycling of yellow phosphoric tail gas.Purifyi
会议
枯萎病是西瓜的一种毁灭性病害。该病一旦发生,即使马上采取化学防治措施,也难免造成损失,采用农业防治措施不失为一种投资少,效果好的防治方法。 所谓农业措施,除人们熟知
本文用双盘法在自由进食条件下对40名吸烟和不吸烟者进行了膳食锌(Zn)营养状况的调查和肺功能的对照研究。结果表明吸烟使Zn摄入和吸收减少,并引起血清Zn下降,而长期膳食Zn的
  Silver as a highly conductive metal is usually doped in YBa2Cu3O7-x superconductor bulks to improve the critical current density of YBa2Cu3O7-x superconduct
会议
  Pristine orange peel was chemically modified by introducing sulphur groups with the carbon disulfide treatment in alkaline medium.The presence of sulphur gr
会议