what ph is commonly used in copper ore flotation

Froth flotation

Froth flotation is a process for selectively separating hydrophobic materials from hydrophilicThis is used in mineral processing paper recycling and waste-water treatment industri Historically this was first used in the mining industry where it was one of the great enabling technologies of the 20th century...

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pH Control in Copper Flotation Application Note for

Copper ore may be separated from crude ore using a flotation pro-cess that takes advantage of the physical as opposed to chemical properties of small copper ore particl To maximize the copper yield pH control is necessary in the flotation tanks The copper flotation process Crushed ore along with water and lime slurry is fed into a ball...

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Improve Copper Production by Controlling PH in Flotation

Rich copper concentrate is produced from crude copper sulfide ore by means of a flotation procedure that takes benefit from the physical and chemical properties of small copper ore allergens To optimize the production rate of copper pH control is essential inside the flotation tanks...

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Copper ores

Because an ore typically has more than one copper sulphide mineral type often a combination of sulphide flotation collectors is used to maximize metallurgical performance These are added separately or as is becoming common are supplied as blended products to optimize flotation Frothers are an important flotation reagent suite consideration...

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Effect of pH on Copper Cleaner Flotation after Regrind

In the study batch cleaner tests were conducted to confirm the target regrind size and select the cleaner pH conditions The objective of the high pH collector-starved environment in the cleaners is To liberate and reject attached silicates Depress the previously-floated pyrite If the floatability imparted on the pyrite in rougher flotation is not adequately depressed during regrinding...

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how to made copper ore gold ore flotation cell

Froth flotation is considered to be the most widely used method for ore They often make it feasible to separate minerals that were initially floated together Additional copper collector is often added to the scavenger flotation cells and may be Gold silver copper lead zinc molybdenum iron potash phosphate and Live Chat...

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Vulcanization flotation of copper oxide ore

Sep 27 2019 0183 32 In the copper oxide flotation direct flotation method usually can not achieve better results Sulfuration flotation method is the main flotation method for treating copper oxide ore and mixed ore at home and abroad For malachite azurite and red copper Mine-based copper oxide ore can get better indicators...

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Evaluation of flotation collectors for copper sulfides and

Aug 01 1987 0183 32 Tests were made at pH 50 85 and 105 These latter two values represent the usual range of industrial practice while the former would be a desirable pH if lime additions to copper ore flotation pulps are to be minimized in practice...

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copper molybdenum flotation ore

Copper and molybdenum flotation process is commonly used for copper and molybdenum ore with pretty high grade while its rarely adopted in industrial production In part combined flotation process molybdenum with high floatability will be concentrated first and then copper and molybdenum combined concentrate are concentrated together...

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what ph is commonly used in copper ore flotation

what ph is commonly used in copper ore flotation what ph is commonly used in copper ore flotation Introduction to Mineral Processing Lime is often used to raise the pH of the pulp and also reduce the flotation of iron The crushed copper ore containing for...

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Flotation Of Copper Ore

Flotation for gold oreGold ore flotation machine - shoppingemporiumcoza flotation is widely used to concentrate copper lead zinc iron and even gold and silver minerals which commonly accompany one another in their or many complex ores formerly of little value have become major sources of certain metals by means of the flotation process...

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Flotation of Nickel

the flotation recovery of Ni Cu and Co from a nickel-copper sulphide ore The effect on flotation performance of various parameters such as pH collector dosage solids and depressant dosage at different levels was investigated Therefore the main objective of the study was to optimize the process parameters for the flotation of base metals...

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A Study on the Performance of Sodium

flotation of Black Mountain ore The ore contains metals such as lead copper and zinc and the associated minerals of economic importance are chalcopyrite galena and sphalerite respectively with traces of silver The study evaluated the effectiveness of the collector and how pH affects the recovery of minerals in particular copper...

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SOME ASPECTS OF LABORATORY FLOTATION OF Co

most common route for the extraction of these metals is a hydrometallurgical one in A number of cobalt-copper oxide ore samples were obtained from the DRC for the The pH was measured before flotation and adjusted to approximately 95 with calcium...

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International Journal of Sciences Basic and Applied

Oxidic ore can be concentrated using flotation or if it has a low acid demand it may be economic to acid heap leach the stockpile The recovery of these copper minerals by flotation or...

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Handbook of Flotation Reagents Chemistry Theory and

Handbook of Flotation Reagents Chemistry Theory and Practice Volume 2 Flotation of Gold PGM and Oxide Minerals Srdjan M Bulatovic Handbook of Flotation Reagents Chemistry Theory and Practice is a condensed form of the fundamental knowledge of chemical reagents commonly used in flotation and is addressed to the researchers and plant...

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Copper extraction

As in all mining operations the ore must usually be beneficiated concentrated The processing techniques depend on the nature of the ore If the ore is primarily sulfide copper minerals such as chalcopyrite the ore is crushed and ground to liberate the valuable minerals from the waste gangue minerals It is then concentrated using mineral flotation...

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Optimization of a Copper/Molybdenum Flotation Circuit by

recover a specific metal In the case of copper approximately 80 of copper-from-ore is originated in Cu-Fe-S ores 5 At low pH and/or in the presence of a bacteria Cu-Fe-S ores can be treated through aqueous solutions yet most of copper extraction worldwide is conducted through pyrometallurgical methods Additionally many copper sulfide...

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Common Questions About Froth Flotation Process Technology

1 Adjust the constant value to keep the pH value constant This is a method commonly used in some domestic mills 2 Follow the change of ore properties and adjust the pH value in time to obtain better flotation index For example in the process of copper-nickel mixed flotation the pH value is adjusted to obtain the maximum possible...

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mineral processing widely use copper ore flotation cell

Selectivity and power of frothers in copper ore flotation Nov 28 2016 of Mineral Processing Abstract Froth flotation is widely used for upgrading of ores and other xanthate and varying doses of frothers using a laboratory flotation machine of frothers used in flotation seem to be necessary Chat...

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Separating Minerals by Floatation

A high pH is important in the processing of copper ore to maximize this mineral s floatation properti Most copper ore slurries tend to be acidic Plants typically add lime to the slurry in the mill or floatation circuit increasing its alkalinity A typical copper operation contains many floatation cells often with a pH sensor in each cell...

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Effect of pH on the Recovery and Grade of Base Metal

generally hither with the pH regulators per ton of ore treated For example the cost of lime in sulphide minerals flotation is roughly double the amount of the collector used so the significant operation cost saving can be attained by proper selection of the pH regulators 1 Lime being the cheapest is widely used to regulate pulp...

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Copper Sulphide Ore Flotation Process

Therefore flotation process is the main beneficiation method for copper sulfide ore The common collecting agent used for copper sulfide ore flotation process is xanthate collectors followed by aerofloat and its esters Actually The collecting effect is much better if...

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INVESTIGATION OF EFFECTIVE PARAMETERS FOR

The flotation pH in most of the plants is above 10 and most often over 11 The relatively high pH used in the operating plants is not designed to depress pyrite but rather as a frother modifier In reality the higher pH produces a stable froth with better carrying power than at a lower pH for the majority of porphyry copper- molybdenite or...

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The Importance of pH in Flotation

In flotation pH control is a vital method to control selective mineral separation A standard depressant that is used is an Alkali An Alkali is any substance that when mixed with Acid will neutralize each other and form a new chemical substance called a BASE This is very important The ore may be either alkaline or Acidic To have a positive control over flotation it is necessary to be...

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Common Hematite Flotation Methods and Introduction of

This method is suitable for the flotation of iron ore with high grade and gangue which is relatively easy to float Cationic collector when the pH of the pulp is adjusted to 8 9 with sodium carbonate starch dextrin tannin and other iron ore substances are used to inhibit iron minerals Then use amine collectors to remove quartz gangue...

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Flotation collectors Solvay

FLOTATION MATRIX 100 is designed to deliver a range of measurable results by taking into consideration the dynamic interaction of the ore body and plant characteristics with the chemicals including collectors in the flotation process The benefits that can be experienced by following this approach are Optimized reagent performance...

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Enhanced sulfidation xanthate flotation of malachite using

May 18 2017 0183 32 Sulfidation xanthate flotation is the most widely used method for dealing with copper oxide ore 9 12 13 Sodium sulfide can promote the flotability of oxide copper ore 14 resulting in the...

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Flotation experiment research on a polymetallic sulfide ore of

ph adjustment test of copper/lead bulk flotation The flotation of the polymetallic sulfide ore of copper lead and zinc is generally suitable at alkaline pH conditions Lime and soda are common agents used in adjusting the pH of the slurry...

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Copper Flotation

The copper minerals and waste rock are separated at the mill using froth flotation The copper ore slurry from the grinding mills is mixed with milk of lime simply water and ground-up limestone to give a basic pH pine oil yes it comes from trees -- a by-product of paper mills to make bubbles an alcohol to strengthen the bubbles and a...

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