可浮性
- 网络floatability;flotability
-
磁黄铁矿的天然可浮性较差,在pH在4.5-6的范围内磁黄铁矿有一定的可浮性,但当矿浆pH值大于8以后它将很难在没有活化剂的条件浮起。
Pyrrhotite has poor floatability . When the pulp pH value range is from 4.5 to 6 , pyrrhotite can be floated partly . But when the pulp pH value is above 8 , pyrrhotite cannot be floated unless activators are used .
-
考查了脆硫锑铅矿在不同pH值下,其可浮性与矿浆电位之关系,得出了脆硫锑铅矿的可浮电位-pH区间,为大厂矿区复杂硫化矿电位控制分选提供了理论依据。
Investigation was also made into the relationship of the floatability of jamesonite with the pulp potential under different pH values and as a result , the potential-pH range for the flotation of jamesonite was established , providing a theoretical basis for the potential-controlled flotation of Dachang complex sulfide ore .
-
C类阴离子捕收剂试验结果表明,磷灰石呈现出比方解石更好的可浮性。
Test results show that the flotation of apatite is better than that of calcite when C anionic collectors are used .
-
通过天然矿石的试验研究,证实浮选工艺条件对浮选速度产生影响。理论分析表明,工艺条件改变之后,直接影响可浮性系数k和可浮性指数(-α)。
Through experiments with natural ores , it is proven that the conditions of flotation technology influence the flotation rate .
-
矿浆pH值对试样可浮性影响较小,中性或弱碱性条件下,试样可浮性最佳。
The pH value has little effect on flotability of samples , and flotability achieves the best effect when pH is neutral or weakly alkaline .
-
阴极处理能提高矿物的可浮性,扩大其浮选的pH范围,其原因与极化作用下对药剂的作用有关。
On the other hand , cathode treatment can improve the flotability of galena and widen its flotation pH range , which is related with the function of polarization on reagents .
-
矿浆pH值的变化对矿物可浮性影响较大,两个体系下均是在碱性越强的矿浆中磁黄铁矿的回收率越低,矿浆电位值也随着矿浆pH值增大而降低;
For both systems , the stronger the alkalinity of the pulp , the lower the recovery of pyrrhotite and the pulp potential value was reduced with the increase in pulp pH value .
-
结果表明,阳极处理在低电位时可以提高其可浮性,高电位时起明显的抑制作用,缩小其浮选的pH范围;
The results show that anode treatment can improve the flotability of galena at lower potential . It plays an obvious depression role and reduces flotation pH range of galena at higher potential .
-
KMnO4、H2O2、CaCl2几乎都不改变黄铜矿的可浮性,但都能一定程度的抑制黄铁矿。
While KMnO_4 , H_2O_2 and CaCl_2 can hardly change the flotability of chalcopyrite , but they will depress pyrite to a certain extent .
-
认为矿石本身MgO含量高、矿石蚀变严重、含镁矿物自然可浮性的良好是造成精矿中MgO高的主要原因。
We think that the main reasons of high MgO content in concentrate ore are : 1 . high MgO content in ore itself ; 2 . serious alteration of ore ;
-
本文重点研究了影响黄铁矿可浮性的各种因素,如氧化作用、pH值、抑制剂和调整剂种类、酸洗黄铁矿矿物表面和硫酸铜活化等。
In this paper the authors discuss various factors affecting the flotability of pyrite , such as oxidation effect , pH value , sorts of depressors and regulators and the relation between acid cleaning of pyrite surface and activation by copper sulphate .
-
研究了Na2S、KMnO4、H2O2、CaCl2、Ca(ClO)2等多种无机氧化剂对黄铁矿、黄铜矿可浮性的影响。
Effects of several inorganic depressant of Na_2S , KMnO_4 , H_2O_2 , CaCl_2 and Ca ( ClO ) _2 on the flotability of pyrite and chalcopyrite have been studied .
-
方解石在微酸性条件下表面析出一层CO2薄膜,并在压强降低的过程中成为微泡的晶核而逐渐生长,使气泡优先附着在方解石表面,使方解石获得更好的可浮性。
The calcite surface can dissolve out CO2 film layer in acidic conditions , it can become the crystal nucleus , then grows into microbubble by reducing pressure , these bubbles can be attached to the surface of calcite , makes calcite particles has better flotability .
-
说明石英吸附了大量的GE-601阳离子,此时石英显示了优良的可浮性。
Those show that a great deal GE-601 is adsorbed on the surface of silica and that floatability of silica is good .
-
通过浮选试验研究铁闪锌矿和毒砂在丁黄药作用下的浮选行为,以及Cu2+和有机抑制剂PALA对它们可浮性的影响。
The flotation behavior of marmatite and arsenopyrite and the effects of Cu ~ ( 2 + ) and organic depressant PALA on their floatability were studied .
-
考察了乙基黄药为捕收剂时,脆硫锑铅矿的浮选行为,发现在pH2 ̄12的范围内,脆硫锑铅矿均可表现良好的可浮性,只有pH>12时,可浮性下降。
The flotation behavior of jamesonite was investigated with ethyl xanthate as a collector . It is shown that jamesonite has good floatability from pH 2 to pH 12 , and relatively poor floatability with pH > 12.The flotation of jamesonite was also dependent on pulp potential .
-
水的磁化处理对石英的可浮性影响及其机理研究
Influence of water magnetization on floatability of quartz and its mechanism
-
金川硫化铜镍矿矿石特性与可浮性关系
Correlation between the characteristics of Jinchuan COPPER-NICKEL SULPHIDE AND ITS FLOATABILITY
-
高岭石的结晶学特性、表面性质与可浮性
Relation between crystallography properties and surface characteristics of kaolinite and its FLOATABILITY
-
鳞片石墨矿是自然界可浮性最好的矿物之一。
Flaky graphite is one of the best mineral in the nature .
-
研究了盐酸处理对蓝晶石可浮性的影响。
The influence of hydrochloric acid treatment on kyanite floatability is stud-ied .
-
无机氧化剂对黄铁矿和黄铜矿可浮性的影响
Effect of Inorganic Oxidizer on Flotability of Pyrite and Chalcopyrite
-
矿物表面特性与可浮性关系综述
Summarization of Relation between Surface Properties and Floatability of Minerals
-
赤铁矿磁铁矿石英和绿泥石的可浮性研究
Researches on the Floatability of Hematite Magnetite Quartz and Chlorite
-
本文主要对某原生金矿的矿石可浮性进行了研究。
The floatability of a primary gold ore was researched .
-
半可溶盐类矿物溶液化学行为及其对矿物可浮性的影响
Dissolution of sparingly soluble minerals and its effect on floatability of minerals
-
表面酸处理对蓝晶石可浮性的影响及机理研究
Influence of acid treatment on kyanite floatability and study of flotation mechanism
-
钙镁离子对方铅矿可浮性影响的研究
Study on influence of calcium and magnesium ions on floatability of galena
-
黄铁矿的电化学性质及可浮性调控
The electrochemical characteristic of pyrite and its floatability control
-
中等煤化度的烟煤为何有最佳可浮性
Why Bituminous of Medium Coalification Has the Best Floatability