磁性矿粒随圆筒转到磁系边缘最弱处。
Magnetic mineral grains with cylinder turned to the weak magnetic department edge in.
装设倾斜板缩短矿粒沉降距离,沉降面积大。
Install inclined plate to shorten the sedimentation distance of particles so as to increase sedimentation area.
本文分析讨论浮选过程矿粒-气泡的相互作用,并对作用势能作了计算。
In this paper, the particle-bubble interaction in flotation is analyzed and the potential energies of interaction are calculated.
还必须很好地控制给料的粒度,以减少粒度效应,使矿粒的运动主要按比重进行。
The particle size of the feed must be well controlled to reduce size effect and make the particle motion primarily density-dependent.
逆流型磁选机不适宜处理粗粒矿石,因为粒度粗,矿粒易沉积从而堵塞选别空间。
Countercurrent type separators not suitable for dealing with coarse grained ores, because the magnetic particles size thick, easy to jam sorting sedimentary space.
振动槽的振动频率和振幅的乘积愈大,振动速度愈大,矿粒在磁场中停留时间愈短。
Vibration trough of vibration frequency and amplitude of the product is larger and the vibration velocity is larger, the mineral grains in magnetic field stay shorter.
重选是利用矿粒与脉石的比重差别及其在水中或其他介质中不同的沉降速度进行的。
Gravity separation is achieved by utilizing the difference of density between the mineral particles and the gangue particles, and their different sinking speeds in water or some other medium.
采砂船上不仅有挖斗,而且还有冲砂和分选设备,以使较重的有用矿粒因重力而沉积。
The dredges not only have scoops but also devices for washing sand or gravel and screening it so that gravity settles the heavier and more valuable particles.
因磁系的极替,矿粒发生磁搅伴使机械夹杂的脉石脱落下来,从而使精矿品位得到提高。
Because magnetic department for, the mineral grains occurs extremely mixed with magnetic mechanic inclusion gangue off, thus make concentrate grade was improved.
将含矿冲积物在装有水的淘沙盘中不断摇动,较重的矿粒沉底,而较轻的颗粒则被洗掉。
When the mineral-bearing alluvium is shaken in the water-filled pan, the heavier particles sink to the bottom while the lighter ones are washed away.
充分弄清矿粒与气泡间相互作用的各种微观过程,是进行浮选设备和流程设计的重要基础。
To do a clear investigation of the microscopic process of the particles interact with bubbles, is the momentous foundation of flotation equipment design and flow-sheet design.
矿粒的扫描电镜照片表明:叶蜡石颗粒主要呈薄片状;伊利石和高岭石颗粒呈不规则形状。
The scanning electron photomicrograph of aluminosilicate particle shows that the pyrophyllite particles take the shape of thin slice, but illite and kaolinite are particles with irregular appearance.
所谓无接触粘着仅在一定条件下发生于亲水矿粒-气泡体系;无接触粘着对浮选过程的正常进行有害。
The so called contactless attachment happens just in case of hydrophilic particle-bubble system in proper conditions and is harmful to normal flotation.
转速高,矿粒所受离心力大,单位时间内磁翻作用曾加,精矿品位与处理能力都高,而回收率则降低。
High speed, the magnetic particles by centrifugal force big, unit time magnetic double function was added, concentrate grade and processing capacity are high, but recovery rate is lower.
结果表明,矿粒表面疏水化后,在水中的自由沉降速度和干涉沉降速度均上升,这与理论分析结果相一致。
The results show that the free settling velocity and the hindered settling rate of fine particles in water have increased after the mineral surface becam…
增大矿浆浓度抑制磁黄铁矿的溶解,矿浆浓度过大会影响溶氧量、增大矿粒间的剪切力从而影响细菌的生长;
The iron-oxidizing bacteria offer an indirect mechanism function. Increasing the mineral concentration can depress the dissolution of pyrrhotite;
并证明了经药剂作用后的疏水矿粒间的凝聚行为只能用扩展的DLVO理论来描述,而用经典的DLVO理论来描述存在较大的局限性。
The authors have confirmed that the aggregation behaviour of hydrophobic mineral particles can be explained only by extended DLVO theory, instead of classical DLVO theory. This is because…
用统计数学中的F-分布描述分层后的矿粒在溜槽径向的再分布,然后将两者结合建立能完全描述矿粒在螺旋溜槽中分选行为的随机数学模型。
Moreover, the re-distribution of stratified particles along the radial direction of the sluice is further described by using the F-distribution of statistical mathematics.
这种金精粉经微爆处理后,由于组成矿物的特性发生了一系列的变化,加之脱除了残留在矿粒表面的浮选药剂,金的浸出率可得到大幅度的提高。
After microcrack treatment, their leaching rate can be notably increased with decrease of the content of freely soluble copper and removal of flotation reagent on mineral surfaces.
实验研究表明,矿粒表面润湿性的变化严重地影响其悬浮液的分散稳定性,矿粒的疏水化往往伴随着明显的絮凝,此种絮凝无法用dlvo理论解释。
Experimental studies show that changes in wettability of mineral grain surface affects seriously the dispersive stability of the mineral pulp as a suspension system.
研究了振动流化床的流化特性及分选性能,分析了矿粒在振动流化床中的受力情况,分析了影响矿物按床层密度分层的主要参数,揭示了振动流化床的分选机理。
The force acting on mineral particle in VFB was specially analysed, and the main parameters interfering the separation of mineral according to bed density were also studied.
据英国《每日邮报》报道,伦敦钻石公司Gem Diamonds在南非小王国莱索托的钻矿,新发现一粒196克拉的白钻原石(见图)。
A 196-carat rough white stone (see photo) was found by Gem Diamonds at the company's mine in Lesotho, a small kingdom in South Africa, the Daily Mail of London reported.
容矿围岩变质级别达到角闪岩相和麻粒岩相。
The host rocks were metamorphosed to the amphibolite and granulite facies.
矿化类型为含金黑云变粒岩型、含金硅质岩型。
The types of mineralized rocks are fine grained biotite gneiss and silicalites.
机理研究表明:理想的制粒效果是形成以返矿为核心,以细粒精矿的粘附料的制粒小球结构模型。
Effective granulation is the formation of granular structure with return as core and concentrate fines as adhering layer.
针对东烧以利用自产浮选精矿为主,进行生产酸性小球团热烧结矿的改造,进行了小球团烧结工艺的制粒研究。
Point at the Dong Anshan sinter plant will modifying sintering production to acid MPS hot sinter with self- mined flotation concentrates, the granulating research of MPS process was conducted.
本发明涉及金属冶金领域,特别是指一种对于低品位类氧化镍矿中的粗粒分段加酸循环浸出的方法。
The invention relates to the field of metal metallurgy, in particular to a method for segmented acid-adding and circulating leaching of coarse particles in low-grade nickel oxide ores.
本发明提出一种适用于从粗粒钨锡多金属硫化矿中粒浮脱硫工艺流程的无臭味捕收剂。
The invention provides a smell-less catching agent used in granular floatation sulphur removal process of coarse-grained tungsten-tin multimetal sulphuretted ore.
本发明提出一种适用于从粗粒钨锡多金属硫化矿中粒浮脱硫工艺流程的无臭味捕收剂。
The invention provides a smell-less catching agent used in granular floatation sulphur removal process of coarse-grained tungsten-tin multimetal sulphuretted ore.
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