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1)  Inverse [英][,ɪn'vɜ:s]  [美]['ɪn'vɝs]
反选
2)  Magnetic separation-reverse flotation
磁选-反浮选
3)  Manetic spearation-gravity separation-reverse flotation
磁选-重选-反浮选
4)  reverse floatation
反浮选
1.
A kind of reverse floatation process to purify Tibetan boron minerals was tested.
研究了一种提高西藏镁硼矿品位的反浮选方法,可除去其中的粘土矿物及碳酸盐矿物,得到高品位的生产硼酸的原料,品位从20。
2.
The target of increase iron grade and decrease sulfur content in pyrite calcine from a sulfuric acid plant in Guangxi of China is achieved by using reverse floatation with bluestone as activating agent,LP as inhibitor and butyl xanthogenate as collector based on the features of the pyrite calcine.
针对某硫铁矿烧渣含铁、硫高的特点,用LP抑制铁、硫酸铜活化黄铁矿、丁基黄药作捕收剂的反浮选工艺,成功实现了降硫提高铁品位的目标,获得了含铁品位61。
3.
The results show that the collection abilities of C01 and B01 for silicate minerals are more stronger than that for diaspore,and are most likely to be collectors applied to aluminosilicate reverse floatation under near neutral condition.
结果表明,C01和B01对铝硅酸盐矿物的捕收能力较强,且最有希望在近中性条件下作为铝土矿反浮选的捕收剂。
5)  Reverse flotation
反浮选
1.
Study on reverse flotation of phosphate rock mined from Hubei province;
湖北某胶磷矿反浮选试验研究
2.
Separation of clinochlore from powder quartz by reverse flotation and its mechanism;
反浮选法分离粉石英和斜绿泥石及其机理
3.
Approaching the flotation and reverse flotation problems of a phosphate ore through particle size analysis (Ⅰ)-tests with fresh water;
磷矿正反浮选产品粒度分布与存在问题分析(I)—清水流程实验
6)  direct-reverse flotation
正-反浮选
1.
As the run-of-mine ore has a high MgO content and the minerals therein are finely disseminated,direct-reverse flotation process was employed,while new types of collectors called MG and SR were introduced for direct and reverse flotation,respectively.
针对该矿石性质,采用正-反浮选工艺,以新型药剂MG和SR分别作正、反浮选的捕收剂,取得了混合精矿P2O5品位32。
补充资料:反应选择性
分子式:
分子量:
CAS号:

性质:又称反应专一性。一个化学反应若同时可生多种产物,其中某一种产物是最希望获得的,则这一种产物产率的大小代表了这反应选择性的好坏。例如将萘氧化制苯酐,同时会生成二氧化碳和碳,后二者都是不希望得到的产物。萘转化为苯酐的份额愈高,则反应的选择性也愈好。反应选择性是评价一个反应效率高低的重要标志。

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