anionic rougher cleaner flotation

froth flotation - wikipedia

this might be achieved by changing the flotation conditions to make them more rigorous than the initial roughing or there might be some secondary grinding to provide further liberation the concentrate from the rougher scavengers could be returned to the rougher feed for refloating or sent to special cleaner cells similarly

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flotation collectors - metallurgist

jun 26 based on their chemical compositions and affinities some flotation collectors will tend to be attracted to one mineral more than another these will produce a cleaner product but may tend to lose some of the values that are still bound with other minerals that they are not attracted to this might cause a move

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flotation study of oxide zinc ore using cationic-anionic mixed

jan 22 the maximum recovery and grade of zinc obtained 97 71 and 10 39 under the following optimum conditions sodium sulfide 23 g/t collector type ac/kax collector amount 09 sodium silicate cmc dosage frother type mibc the result of two-stage cleaner flotation showed that

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froth flotation of iron ores - scientific academic publishing

jan 2 although direct anionic flotation was the first flotation route employed in the iron ore industry it was later largely replaced by the more efficient reverse cationic at cvrd's samitri alegria concentrator in brazil after three column flotation stages i e rougher cleaner and re-cleaner a secondary circuit of

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introduction to mineral processing - chevron phillips chemical

the scavenger or combined rougher/scavenger concentrate may go to regrind where it is ground to further liberate the minerals the rougher and scavenger concentrates ultimately reach the copper molybdenum cleaners the cleaners which represent another cycle of froth flotation provide additional cleaning and

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flotation collectors - metallurgist

jun 26 based on their chemical compositions and affinities some flotation collectors will tend to be attracted to one mineral more than another these will produce a cleaner product but may tend to lose some of the values that are still bound with other minerals that they are not attracted to this might cause a move

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plant and laboratory practice in nonmetallic mineral flotation

anionic xanthate rougher and cleaner flotation step is first employed conditioning is conducted at neutral ph with 50 gr/ton 0 1 lb/ton xanthate and 25 gr/ton 0 05 lb/ton pine oil frother the second flotation step removes residual clay mica and hydrated aluminum silicates pyrophyllite cationic cocoamine acetate at 50

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froth flotation circuit design and basic testwork requirements news

as shown in the figure right a typical flotation flowsheet might include rougher flotation followed by scavenger flotation the rougher and scavenger concentrates may be reground to a predetermined liberation size and then subjected to two or three stages of cleaner flotation to produce a final flotation concentrate cleaner

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anionic rougher-cleaner flotation - florida industrial and phosphate

an anionic rougher-cleaner process could achieve without sacrificing much flotation recovery another driving force for an anionic flotation process is its environmental friendliness such a process would eliminate the use of sulfuric acid and amines for phosphate beneficiation reduce water and energy usage and curtail the

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anionic rougher-cleaner flotation - florida industrial and phosphate

an anionic rougher-cleaner process could achieve without sacrificing much flotation recovery another driving force for an anionic flotation process is its environmental friendliness such a process would eliminate the use of sulfuric acid and amines for phosphate beneficiation reduce water and energy usage and curtail the

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25 - flotation of titanium minerals - mycourses

p2o5 flotation p2o5 cleaner desliming conditioning tio2 rougher tio2 scavenger tio2 1st cleaner scavenger tio2 1st cleaner tio2 2nd cleaner tio2 3rd cleaner figure 25 6 titania a/s flotation from the various emulsifiers examined an anionic emulsifier from the sulphonic acid group of polyglycol-ether of fatty

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a review on new technological progress for beneficiation of

flotation regulators and fatty acid anion collectors and then positive roughing flotation positive cleaning floatation and positive scavenging flotation are applied tailings of the roughing flotaion and tailings of the cleaning increase of four sets of m3 flotation cell which were arranged in parallel series for rougher flotation

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synergistic effects of environmentally friendly collectors in the

sedimentary phosphate rock is a precious source for phosphoric acid and fertilizers like npk during beneficiation of the ore typically flotation is used for purification of the ore from gangue material like carbonates and silicates a double float process using direct flotation with anionic collectors in the first stage and reverse

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synergistic effects of environmentally friendly collectors in the

sedimentary phosphate rock is a precious source for phosphoric acid and fertilizers like npk during beneficiation of the ore typically flotation is used for purification of the ore from gangue material like carbonates and silicates a double float process using direct flotation with anionic collectors in the first stage and reverse

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1 froth flotation fundamental principles flotation - researchgate

froth flotation is a highly versatile method for physically separating particles based on differences in the hydrocarbon oils while the anionic and cationic collectors consist of a polar part that selectively attaches to the figure 12 one possible configuration for a rougher/cleaner/scavenger flotation circuit rougher

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mineral flotation - international mining

nov 1 jameson cells acting as a prefloat cell at the head of a rougher circuit or treating the hydrophobic gangue as a prefloat rougher cleaner is an ideal way to produce a 'throw away' product before flotation of the valuable minerals minimising reagent use and circulating loads jameson cells can be used in

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application and mechanism of anionic collector sodium dodecyl

feb 20 the rougher tests were conducted in 0 75 l flotation cell and the cleaner tests and reverse tests were conducted in 0 5 l flotation cell concentrate with a grade of 31 29 p2o5 at a recovery of 89 10 was attained under the optimum reagent dosage conditions from here on this process is referred to as

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application and mechanism of anionic collector sodium dodecyl

feb 20 the rougher tests were conducted in 0 75 l flotation cell and the cleaner tests and reverse tests were conducted in 0 5 l flotation cell concentrate with a grade of 31 29 p2o5 at a recovery of 89 10 was attained under the optimum reagent dosage conditions from here on this process is referred to as

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determination of optimal flotation conditions of low-grade graphite ore

in graphite flotation hydrocarbons like kerosene fuel oil paraffin and diesel oil or ionic collectors parameters for rougher flotation stage were as follows optimal particle size effect of ph collector type frother type it was found that rougher cleaner and scavenger flotation stages should be applied to obtain the

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froth flotation - wikipedia

this might be achieved by changing the flotation conditions to make them more rigorous than the initial roughing or there might be some secondary grinding to provide further liberation the concentrate from the rougher scavengers could be returned to the rougher feed for refloating or sent to special cleaner cells similarly

Get Price

plant and laboratory practice in nonmetallic mineral flotation

anionic xanthate rougher and cleaner flotation step is first employed conditioning is conducted at neutral ph with 50 gr/ton 0 1 lb/ton xanthate and 25 gr/ton 0 05 lb/ton pine oil frother the second flotation step removes residual clay mica and hydrated aluminum silicates pyrophyllite cationic cocoamine acetate at 50

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effect of reagent type on the froth floatation of - metall mater eng

8 gruber g pilot plant demonstration of anionic rougher cleaner flotation on florida phosphate final report 02-- fipr 01-02- htm accessed 28/6/ 9 gsd geological survey report on sokoto phosphate

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1 froth flotation fundamental principles flotation - researchgate

froth flotation is a highly versatile method for physically separating particles based on differences in the hydrocarbon oils while the anionic and cationic collectors consist of a polar part that selectively attaches to the figure 12 one possible configuration for a rougher/cleaner/scavenger flotation circuit rougher

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froth flotation of iron ores - scientific academic publishing

jan 2 although direct anionic flotation was the first flotation route employed in the iron ore industry it was later largely replaced by the more efficient reverse cationic at cvrd's samitri alegria concentrator in brazil after three column flotation stages i e rougher cleaner and re-cleaner a secondary circuit of

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patent us - froth flotation of silica from iron ore by anionic

again the sil- 4 ica concentrate may be directly discarded or may be given additional treatment as for example cleaned by flotation or the like in the latter case the cleaner silica concentrate may be discarded and the cleaner tail may be either added to the rougher ltail as iron product or may be recycled to the original

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a multistage sulphidisation flotation procedure for a - citeseerx

for the flotation process the two most common approaches are controlled potential sulphidisation cps and the fatty acid flotation method 1 heap leaching the cleaner losses were significant the cobalt did not upgrade very well the grades were 1 and 1 8 for the rougher and cleaner concentrates respectively

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patent us - collecting agents for use in the froth flotation of

feb 16 the resulting phosphate concentrate rougher concentrate from the anionic floatation circuit typically has an acid insoluble silica content ranging from the neutralized pulp then is sent to a second so called cleaner flotation floatation stage wherein cationic collectors generally amines are used to

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phosphate beneficiation with novel collectors for direct and

may 2 reverse flotation with anionic and cationic collectors and a phosphate depressant allows for recovery of 77 of the phosphate at a grade of 33 5 p 2 o 5 and only 0 6 mgo - a scavenger circuit allows for recovery of additional phosphate quantities through scavenging of the rougher and cleaner

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flotation study of oxide zinc ore using cationic-anionic mixed

jan 22 the maximum recovery and grade of zinc obtained 97 71 and 10 39 under the following optimum conditions sodium sulfide 23 g/t collector type ac/kax collector amount 09 sodium silicate cmc dosage frother type mibc the result of two-stage cleaner flotation showed that

Get Price

patent us - collecting agents for use in the froth flotation of

feb 16 the resulting phosphate concentrate rougher concentrate from the anionic floatation circuit typically has an acid insoluble silica content ranging from the neutralized pulp then is sent to a second so called cleaner flotation floatation stage wherein cationic collectors generally amines are used to

Get Price