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- calcined baryta 氧化钡
- The limestone must be calcined in such a way. 石灰石必须煅烧到这样地步。
- Uses the baryta yellow spectrophotometric method (hot process). 采用铬酸钡分光光度法(热法)。
- The crumbly residue left after a mineral or metal has been calcined or roasted. 金属灰,矿灰矿石或金属受烘烤或锻烧后剩下的易碎残余物
- Calcinated baryta 煅烧氧化钡
- The calcined trona can replace soda ash for use in the flotation operation. 经过煅烧的天然碱可以在浮选作业中代替纯碱使用。
- The BET specific surface area reaches 477.7 m2? g-1 for NiO calcined at 523 K. 结果表明;在523K下焙烧得到的氧化镍BET比表面达到477.;7m~2·g~(-1)
- For high sulfate calcined cinder,wet metallurgical method can be used to r... 铁的选矿采用强磁选和重-浮联选可以获得较好指标。
- To produce 60,000 tons of super minuteness calcined Kaoline per year. 年产超微细煅烧高岭土60000吨。
- Baryta paper A very smooth matt-coated paper used to make repro pulls of type or blocks required for subsequent reproduction. 十分平滑的哑粉纸,用它压印铅字版或电版所得的稿样,可作復制照相稿用。
- Baryta paper: A very smooth matt-coated paper used to make repro pulls of type or blocks required for subsequent reproduction. 钡地纸:十分平滑的哑粉纸,用它压印铅字版或电版所得的稿样,可作复制照相稿用。
- The author the sulfate uncertainty has carried on the evaluation to the baryta yellow spectrophotometric method determination water. 笔者对铬酸钡分光光度法测定水中硫酸盐的不确定度进行了评定。
- Gravimetric methods (including barium sulfate weight method and baryta yellow weight method) in chemical analysis methods are used in daily control. 日常检测较常用的是化学分析中的重量分析法(包括硫酸钡重量法、铬酸钡重量法)。
- Organic impurities are sometimes present to such an extent that the rock must be calcined to remove them. 有时候矿石中存在有机杂质甚多,以至必须将矿石进行煅烧以消除之。
- These two stone size ranges can be calcined separately in the kiln or in mixed charges. 这两种范围的石灰石粒径可以分别煅烧或者混合入料。
- Process the Mg metal recovery is achieved by reducing MgO from dolomite or calcined magnesite. 通过从白云石或煅烧菱镁矿中还原。
- The preparation of zinc sulfate heptahydrate and copper sulfate pentahydrate from calcined zincblende was investigated. 用经高温煅烧后的闪锌矿石与稀硫酸反应制备七水硫酸锌和五水硫酸铜。
- Whereas baryta yellow weight method can determine the content of Ba2+accurately,but it also has many shortages,such as long process,complex operation,and low speed. 而铬酸钡重量法,虽能准确测定钡离子含量,但方法流程长,操作繁琐,速度慢。
- The coordination states of Al species in calcined HZSM-5 were investigated using 29Si, 27Al MAS NMR and 2D MQMAS. 采用29Si、27Al MAS NMR,2D MQMAS对焙烧脱铝的HZSM-5分子筛中铝的配位状态进行了研究。
- The control of barium sulfate grains sizes and their distribution during the production of baryta paper is an important technique for controlling the product quality. 硫酸钡颗粒大小及其分布的控制是钡地纸生产工艺中的一项重要质量控制技术。