Fluoride activation in the flotation of chromite - Wiley Online Library. to fluoride activation in soap and aniine .flotation were studied. Hydrofluoric acid was shown to have good selective properties in amitie flotation of chromite that. Read more
Flotation Of chromite From The Silica. Flotation Of chromite From The Silica Amine flotation of chromite from acidic pulps The United Jan 19 1982 Chromium values are recovered from pulverized chromite ore by agitating and aerating an aqueous pulp of said pulverized chromite ore containing an amine collector at a pulp acidity less than 25 and recovering a chromite containing froth as a ...
Thus chromite from the black san. sands with a certain percentage of chromite mineral are highly amenable to the flotation . mineral sands, chromite, tin, tantalum, tungsten, uranium, iron ore, cobalt, and many othe. flotation or gravity concentrates, evaluating de-s of heavy mineral deposits, or scav.
Jun 15, 2007 The application of fluoride in the process was patented a long time now . The effects of pretreatment and aging on chromite flotation were studied with sodium dodecyl sulphate and dodecyl ammonium chloride as collectors . The main interest in the flotation properties of serpentine i.e. a ...
The US Bureau of Mines compared column flotation using either fine or coarse bubbles with conventional flotation on a Montana chromite ore. On deslimed ore, fine-bubble column flotation produced a 44.7 Cr2O3-grade rougher concentrate with 87 recovery, compared with 43.8 and 43.5 Cr2O3-grade rougher concentrates with 85 and 77 recovery for coarse-bubble column flotation
proffesional seperator zircon ore flotation cell. proffesional separator alumina zinc flotation machine plant. proffesional separator alumina zinc flotation machine plant The flotation machine with other names of flotation cell and flotation separator made by the famous Chinese flotation machine manufacturer Fote Heavy Machinery is mainly used not only to separate non ferrous metals such as ...
chromite ore flotation sub pounds Prior art date 1980-11-12 Legal status The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed. Expired - Lifetime Application number US06206,246 Inventor Gregory E. Smith Jerry L. Huiatt ...
FLOTATION BEHAVIOR OF SUDANESE CHROMITE ORES 1 Flotation offers an alternative concentration process for the separation of the fine materials hydrofluoric acid sodium fluoride or sodium silicofluoride in the flotation medium fines chromite the medium particles and olivine the coarse chromite sample and a high grade serpentine using sodium ...
This criterion of density difference between chromite and the associated minerals suggests the use of gravity separation techniques for concentrating the low-grade chromite ores. This paper presents the results of an investigation on the concentration of a low-grade 30 to 35 Cr2O3 chromite ore from Chickay Mine, East of Sudan, using a ...
chromite separation mining HFC Refrigerants 55 HST Hydraulic Cone CrusherHST series hydraulic cone crusher is combined with technology such as machinery, hydraulic pressure, electricity, automation, intelligent control, etc. , representing the most advanced crusher technology in the world.
flotation process chromite - dietisthoofddorp. Column flotation of Montana chromite ore. Chrome ore process Gravity separation is the mainly process for chrome processing sometimes the chrome concentrate will be separated by low intensity magnetic separation or high-intensity magnetic separation for a second processing , thats to improve the grade of the chrome .Several ores can use ...
The chrome raw ore is a flotation tail ore, which is mainly formed in the chromite, and the chromite is the target recovering mineral. The dissociation degree of ferrochromium ore is low, and it has a weak magnetic property. First of all, magnetic separation processing to separate chromite.
Product name Copper Chromite CAS-No. 12053-18-8 1.2 Relevant identified uses of the substance or mixture and uses advised against Identified uses Laboratorychemicals, Industrial amp for professional use only. 1.3 Details of the supplier of the safety data sheet Company Central Drug House P Ltd 728 Vardaan House New Delhi-10002 INDIA
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a process for the flotation of CaF 2, more particularly, to an improved process for separating, by flotation, the calcium fluoride from the crude ore, wherein it is in admixture with gangues and clays. 2.
This paper gives a report of the laboratory work investigating the fundamental flotation characteristics of chromite and its commonly associated mineral, serpentine. Floatability curves, showing floatability of chromite at different concentrations of sodium oleate and pH, were obtained by pick-up method.
1. 2. 5. 2 The optimum flotation time 1.2.6 The effect of variables on flotation kinetics 1.2.6.1 Effect of mixing 1.2.6.2 Effect of air flow rate 1.2.63 Effect of particle size 1.2. 7 Flotation machines 1.2. 7 .1 Conventional mechanical flotation cells 1.2. 7 .2 Mechanical flotation machine design 1.2. 7 .3 Column flotation cell 1. 2.
hydrofluoric acid for selective flotation of chromite. However, Abido 1971 dis counts the notion that fluoride is an activator for soap flotation. In fact, it is reported that hydrofluoric acid is detrimental to soap flotation but is quite effective for selective amine flotation of chromite at pH 3.5-4.5 as shown in