A process for beneficiating a finely ground ore containing sulfide minerals of copper and nickel by selective flotation to produce a copper concentrate and a coppernickel concentrate comprises pulping the ore with water to form a slurry conditioning the slurry with an aqueous solution of so 2 h 2 so 3 equivalent to from about 2 to about 45 pounds of so 2 per ton of dry ore for a time.See Details
A process for the flotation of nickel and copper sulphide minerals from talcose bearing ores comprising wet grinding the ore to produce an alkaline pulp thereof in a suitable state of subdivision for flotation wherein at least one alkaline reagent present is soda ash or ammonium hydroxide and the ph is within the range of from about 8 to 105 conditioning said pulp with a collecting agent of the xanthate family in the presence of a flocculating agent for the talcose.See Details
A process for the flotation recovery of copper and nickel sulphide minerals from ores containing both such minerals by a process in which at least two conditioning steps precede flotation said process consisting essentially of a a first conditioning step wherein the ore together with such activating agents and wetting agents as are to be used is conditioned in the presence of at least one alkaline agent.See Details
A sequential flotation process for the recovery of highgrade concentrates of copper lead and cobaltnickel from sulfide ores is provided a primary grind ore pulp is conditioned with so 2 as h 2 so 3 under intense aeration and the conditioned pulp subjected to sequential flotation with regrinding and conditioning of a copper rougher concentrate obtained in the first flotation step for copper.See Details
A typical example of a nickel sulrde plant operating with highly soatable talcose gangue is at trojan mineinzimbabwethezimbabweansulrdedeposits contain very low grades of nickel 06 and copper 00404 the easily soatable nonsulrde minerals dilute the grade of the concentrate and also result in nickel losses into the tailings this.See Details
Abstract effect of butyl xanthate butylamine aerofloat and thiamine esters used alone and in combination on flotation of lowgrade nickel sulphide ore were studied the results showed that the nickel grade of rougher concentrate was up to 3 when butyl xanthate or thiamine esters was used alone for flotation of nickel sulphide ore but recovery was low when butylamine aerofloat was.See Details
Carboxymethyl cellulose cmc in the flotation of coppernickel minerals from a lowgrade cuni sulfide ore which contains talc in the tianlong coppernickel mine in addition the adsorption mechanisms of sag on chalcopyrite and talc were investigated by contact angle tests and zeta potential measurements as well as infrared spectrum.See Details
Collectors and foamers are often used for flotation of copper sulfide ores a basic principle for determining flotation process is that copper can enter nickel concentrate rather than nickel because the nickel in the copper concentrate is lost greatly in the smelting process and the copper in the nickel concentrate can be recovered completely.See Details
Copper nickel flotation 911 metallurgist laboratory copper nickel ore flotation since the coppernickel mineralization occurs as the sulfides chalcopyrite at 60 pct solids and flotation was carried out in a standard laboratory flotation cell at about 30 pct solids.See Details
Copper nickel sulfide ores flotation machine find complete details about copper nickel sulfide ores flotation machinecopper nickel sulfide ores flotation machine inquire now copper nickel bulk flotation mayukhportfolio co mayukhportfolio co 825032825032copper nickel bulk flotation.See Details
Doi 101134s1062739118065192 corpus id 203929473 increasing efficiency of pechenga rebellious coppernickel sulphide ore flotation articlechernousenko2018increasingeo titleincreasing efficiency of pechenga rebellious coppernickel sulphide ore flotation authore v chernousenko and yun neradovsky and yu s kameneva and i n vishnyakova and galina mitrofanova.See Details
Download citation flotation and tailing discarding of copper cobalt sulfide ores based on the process mineralogy characteristics the mineral composition of coppercobalt ores is more complex.See Details
Download citation study on effect of complexing agent addition on flotation index of coppernickel sulfide ore the gangue mineral surface inevitably enriches some copper ions nickel ions and.See Details
First copper is removed by adding hydrogen sulfide leaving a concentrate of only cobalt and nickelin this study the robust taguchi experimental design method was used to determine the optimum conditions for the flotation of nickel copper and cobalt from a nickel copper sulphide orea process for producing cobalt metal powder from nickel.See Details
Flotation behavior of jinchuan high grade coppernickel sulphide nov 8 2013 flotation behavior of jinchuan high grade coppernickel sulphide with the action keyword coppernickel suphfide regulator serpentine some factors that affect beneficiation of sulphide nickelcopper ores.See Details
Flotation of coppernickel sulfide oresdavid referring to the drawing in this preferred procedure which is applied to the flotation of copper and nickel sulphides from its ore the wet grinding and first conditioning step are carried out simultaneously the ore being fed to a wet grinding system together with a wetting agent at least one.See Details
Flotation of nickelcopper sulphide ore optimisation of process optimum conditions for the flotation of nickel copper and cobalt from a nickelcopper sulphide ore the parameters investigated include effect of sodium hexametaphosphate on separation of serpentine flotation of pyrite and make the mixed sample of.See Details
Flotation of the sulphide mineral surface had been achieved at lower dosages than was required with dic2dtc and c2x the superior rate of flotation of the copper minerals with dic2dtp may be attributed to the added hydrophobicity provided by the additional alkyl group of dic2dtp compared to c2x however the poor performance of dic2.See Details
History of sulphide ore flotation dates back to beginning of 20th century sulphide ores are major sources of base metals like copper lead zinc nickel cobalt etc beneficiation of these base metal sulphide minerals is predominating through froth flotation technique this technology has acclaimed importance as a versatile process for.See Details
In hydrometallurgical processes nickel sulfide ores undergo flotation differential flotation if nife ratio is too low and then smelted after producing the nickel matte further processing is done via the sherrittgordon process first copper is removed by adding hydrogen sulfide leaving a concentrate of only cobalt and nickel then.See Details
In nickelcopper sulfide ore processing serpentine is a common gangue mineral encountered in complex sulfide ores and can easily cause entrainment during flotation large amounts of serpentine in the flotation concentrate reduces the effectiveness of smelting often resulting in the imposition of smelter penalties on mineral processing companies.See Details
Email to a friend abstract a laboratory study was carried out to determine the potential role and effect of ultrasonic irradiation in the flotation of a sudbury coppernickel sulphide ore the use of ultrasound was tested separately at the pulp preconditioning collector conditioning and flotation stages while no significant benefits were evident in the latter two cases ultrasonic preconditioning of pulp.See Details
Here are four processes used in the froth flotation process of coppernickel sulfide ore 1 differential flotation or partial differential flotation process when the content of copper is much more than nickel in the ore this process can be used to separate the copper as the single concentrate the advantage of this process is that the copper.See Details
The complete collection of copper beneficiation reagents in the flotation process of the copper mine the use of flotation reagents to change the surface properties of the mineral is a flexible and effective way to control the flotation behavior it is also an important reason why flotation can be widely used in mineral processing.See Details
The rheology and flotation of nickelcopper sulfide ore and serpe ntine was investigated on a laboratory scale the effect of density on rheological p arameters including shear yield stress.See Details
Introduction different sulphide ores respond differently in the prospect of copper activation to thiols for froth flotation with the bcl selebiphikwe ore body pentlanditepyrrhotitechalcopyrite cooccur and there is the constraint of fine pentlandite dissemination in the pyrrhotite so that liberation is limited in the presence of pentlandite pyrrhotite can even be.See Details
Nickel ore process nickel ore mining equipment xinhai this process characterized by easier operation longer flotation time fewer concentrate flotation and process concentrate ore from different stages of separation which can recovery nickel ore as soon as possible in the flotation process the solution of copper sulfide nickel ore get nickel.See Details
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