浮选

It is the first report domestically on the commercial scale-up enzymatic deinking of waste paper. The major technologies of the process such as adding the enzyme into the pulper,carrying out neutral flotation and so on have been established primarily.

介绍了国内首次工业化用酶法废纸脱墨浆抄造新闻纸生产试验的运行情况，初步确立了在碎浆机中加酶、进行中性浮选等酶法废纸脱墨制浆的主要工业生产工艺。

A new type of inhibitor was used for separating jamesonite from pyrrhotite.

研究了新型抑制剂RC在脆硫锑铅矿和磁黄铁矿浮选分离中的作用。

The addition of quebracho increased the hydrophilicity of the iron minerals, and changed their zeta potentials markedly, and improved the reverse flotation separation of quartz from specularite.

落叶松拷胶的添加能增强镜铁矿和磁铁矿表面的亲水程度，显著改变两种矿物的表面电性，从而实现石英和镜铁矿的反浮选分离。

This study examined the numbers and size distribution of stickies from three kinds of PSAs in pulping, post screening and post flotation stream. The results were used to determine the removability of the different stickies through screening and flotation.

参考该标准中的实验条件和检测方法，对不干胶纸所带的3种压敏胶在废纸回用过程中的去除特性，即循环适应性，进行了实验分析，比较了胶黏物在不同处理阶段的分散特点和去除差异，在此基础上，探讨了碎浆、筛选和浮选3个处理单元在胶黏物去除过程中的不同作用和关联影响，并结合 RCA 标准，对该胶黏剂的循环适应性作了分析评定。

According to this sequence the separation of scheelite from fluorite was achieved in bench scale studies and pilot plant testwork.

利用这一规律，实验室和工业试验都实现了白钨矿与萤石的浮选分离。

Flotation test study on the decreasing phosphorus of scheelite concentrate was carried out.

对某白钨精矿浮选降磷进行了试验研究，分析了捕收剂、抑制剂及辅助捕收剂对白钨精矿降磷效果的影响。

Its technology of scheelite recovery and the mixed flotation dressing has been popularized.

赣州的仲钨酸铵生产技术居世界领先地位，白钨综合回收技术和黑白钨混合矿浮选技术得到推广。

The technology of producing APT in Ganzhou is the most advanced in theworld. Its technology of scheelite recovery and the mixed flotationdressing has been popularized.

赣州的仲钨酸铵生产技术居世界领先地位，白钨综合回收技术和黑白钨混合矿浮选技术得到推广。

Much scoria, waste water and powder contained thorium were produced in the processes of floatation and smelting of these minerals with abundant radiothorium in rare earth industries of Baotou, China, and thorium contaminations to soil and food chain are becoming an increasing incritically environmental concern in Baotou area.

我国包头稀土工业在稀土矿浮选和稀土精矿湿法冶炼过程中产生了大量含放射性钍的废渣、废水和粉尘，对当地生态环境造成严重的破坏和放射性污染。

The result makes clear, can be restrained on certain level by starch but the siderite with weaker inhibition in hematite and quartz exterior adsorption overspreads a lid, it is the main reason that causes Dong Anshan to contain carbonate iron ore to turn over floatation difficulty.

结果表明，可在一定程度上受到淀粉抑制但抑制功能较弱的菱铁矿在赤铁矿和石英表面的吸附罩盖，是引起东鞍山含碳酸盐铁矿石反浮选困难的主要原因。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐