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The PGM flotation predictor: Predicting PGM ore flotation

Oct 01, 2012· Performance of froth flotation recovery plants for platinum group minerals PGMs is usually monitored by means of routine chemical assays of samples taken at various locations in the plant.

Marathon Palladium Project, Thunder Bay, Ontario, Canada

The fine ore materials will undergo froth flotation and PGM rougher flotation for the production of a single copper concentrate containing palladium, platinum, gold, and silver. The resultant concentrate will be thickened and filtered before shipment to a smelter. Infrastructure facilities for the Marathon palladium project

Optimisation of air rate and froth depth in flotation

Nov 01, 2014· Importance of air and froth depth in PGM flotation The overall 1st order flotation rate constant can be described as Gorain et al., 1998 : 1 where k is the overall flotation rate constant s 1 , P is the floatability of the PGM minerals, S b is the bubble surface area flux s 1 , R f is the froth

Flotation cell technology and circuit J designan Anglo

Froth flotation is the primary mineral processing separation step employed in the beneficiation of PGM ore bodies. Anglo Platinum operates a significant portion of the total installed flotation capacity in the PGM industry, which is installed at 20 operating plants across the Bushveld. PGM flotation has undergone a considerable evolution in both

Froth flotation

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

v118n1a8 Effect of frother and depressant interaction on

using PGM bearing ore from the Great Dyke. Effect of frother and depressant interaction on flotation of Great Dyke PGM ore by T. Mberi*, L.L. Mguni*, and F. Ntuli # 04'2/2 In the optimization of platinum group metal flotation plants, various parameters are considered in order to achieve the desired recovery and grade of the precious metals.

A new froth pump for improved flotation concentration

A new froth pump for improved flotation concentration handling 119 Figure 4. A variety of conventional froth sump designs As the selection of a suitable froth factor was based on apatite flotation experience, it was clear that when the

The PGM flotation predictor: Predicting PGM ore flotation

The PGM flotation predictor: Predicting PGM ore flotation performance using results from automated mineralogy systems Charles Bushell Mineralogy Division, Mintek, Private Bag X3015, Randburg 2125, South Africa article info Article history: Available online xxxx Keywords: Precious metal ores Froth flotation Flotation modelling Process

LABORATORY FLOTATION RATE TEST PROCEDURE FOR PGM,

LABORATORY FLOTATION RATE TEST PROCEDURE FOR PGM, SULPHIDE AND OXIDE ORES DEFINITIONS A rate test is where a number of concentrates are collected over various time periods in Froth height should be level with the overflow lip. Guidelines for air addition are given in Table 1. During a test run an appropriate air set

The PGM flotation predictor: Predicting PGM ore flotation

Oct 01, 2012· The PGM flotation predictor predicts PGM recovery by producing an output based on the physical properties of all PGM bearing particles detected in the sample. These properties include mode of occurrence of the PGM as per descriptions in Table 1 , the floatability of minerals associated with the PGM, liberation index i.e. proportion of

Recovery of Platinum, Palladium, and Gold From Stillwater

beneficiated by froth flotation l l and matte smelting leaching 4. Because of long processing times en­ countered with conventional treatment of PGM sulfide concentrates and the ultimate probable dependence on a foreign smelter and refinery to produce the platinum­ group metals

Potential Processing Routes for Recovery of Platinum Group

The beneficiation of platinum group metals PGMs from pristine unweathered sulfide ores has conventionally been conducted through froth flotation, which typically achieves platinum recoveries of over 85 . The achieved successes of PGM concentration by flotation from the pristine sulfide ores are largely due to the occurrence of PGMs in close association with base metal sulfide minerals like

v118n1a8 Effect of frother and depressant interaction on

using PGM bearing ore from the Great Dyke. Effect of frother and depressant interaction on flotation of Great Dyke PGM ore by T. Mberi*, L.L. Mguni*, and F. Ntuli # 04'2/2 In the optimization of platinum group metal flotation plants, various parameters are considered in order to achieve the desired recovery and grade of the precious metals.

AN INVESTIGATION OF FROTH EFFECTS IN SCAVENGING

South Africa is the largest supplier of platinum group metals PGMs, which are mined from three reefs in the Bushveldplex. About 60 of the worlds minede from a single reef, the UG 2 reef Mudd, 2010. Flotation is the primary method used to concentrate the PGMs. There are

LABORATORY FLOTATION RATE TEST PROCEDURE FOR PGM,

LABORATORY FLOTATION RATE TEST PROCEDURE FOR PGM, SULPHIDE AND OXIDE ORES DEFINITIONS A rate test is where a number of concentrates are collected over various time periods in Froth height should be level with the overflow lip. Guidelines for air addition are given in Table 1. During a test run an appropriate air set

Investigation into the mineralogy and flotation

Oct 15, 2014· The loss of liberated PGMs to the tailings for the flotation tests with AM28 as a co collector, NaHS as a co collector, andbined with NaHS as co collectors is therefore attributed to the unselective recovery of PGM to the concentrate caused by the increased froth

Flotation cell technology and circuit J designan Anglo

Froth flotation is the primary mineral processing separation step employed in the beneficiation of PGM ore bodies. Anglo Platinum operates a significant portion of the total installed flotation capacity in the PGM industry, which is installed at 20 operating plants across the Bushveld.

PDF Investigation into the mineralogy and flotation

Flotation tests conducted using CPS with be any significant correlation between reagent type and the species NaHS resulted in the highest Pt, Pd recovery both in the presence of the PGM losses. The majority of the PGM reporting to the tailings 52 Pt, 17 Pd recovery and absence of AM 28 52 Pt, 20 Pd for all the conditions investigated

The PGM flotation predictor: Predicting PGM ore flotation

Highlights Potential PGM recovery can be predicted from automated SEM results. A method to produce a recovery profile from mineralogical data has been developed. PGM flotation prediction viapares well to flotation rate test data. The flotation predictor output can be used for plant monitoring and troubleshooting.

FOR A MF1 RATE TEST Metallurgist Mineral Processing

Jan 04, 2012· the froth overflow lip as represented in Figure 4. The cell should be marked and calibrated for pulp level with agitation and no air so that with airflow, pulp level is 10 15mm below the froth overflow lip. Froth height should be level with the overflow lip. Guidelines for air addition are given in Table 1. During a test run an appropriate air set

Water quality effects on a sulfidic PGM ore: Implications

Keywords: Depressant behaviour, electrolytes, entrainment, froth stability, water quality 1. Introduction It is well known that in flotation, particles can either reach the froth by being attached to the bubbles true flotation or by entrainment in the physical movement of the water passing from the pulp zone to the froth zone Liddell et al

Recovery of Platinum, Palladium, and Gold From Stillwater

beneficiated by froth flotation l l and matte smelting leaching 4. Because of long processing times en­ countered with conventional treatment of PGM sulfide concentrates and the ultimate probable dependence on a foreign smelter and refinery to produce the platinum­ group metals

Influence of Residence Time and Fine Grinding on PGMS

PGM and grind fine analysis were performed on the collected samples and showed a 9.9 grind improvement when the secondary clear tails SCT were milled. A PGM mass balance analysis was performed to determine the mass flow rate, mass pull and total recovery which indicated the SCT reduction after milling and floatation. The Deswik milling increased

FROTH FLOTATION : RECENT TRENDS Flotation of Sulphide

FROTH FLOTATION : RECENT TRENDS @IIME, JAMSHEDPUR, 1998 pp. 18 41 Flotation of Sulphide Ores HZL Experience V.P. KOHAD Hindustan Zinc Ltd., Zawar Mines, Udaipur 313 901 ABSTRACT Flotation process, patented in the year 1906, was originally developed for mineral industry to recover values from high grade tailings of gravity separation plants.

AN INVESTIGATION OF FROTH EFFECTS IN SCAVENGING

South Africa is the largest supplier of platinum group metals PGMs, which are mined from three reefs in the Bushveldplex. About 60 of the worlds minede from a single reef, the UG 2 reef Mudd, 2010. Flotation is the primary method used to concentrate the PGMs. There are

A case study of optimising UG2 flotation performance. Part

Oct 01, 2010· In a standard MF2 flotation circuit each stage consists of roughers followed by a dedicated set of cleaners usually two stages to produce primary and secondary final concentrates. The balance of PGM, chromite and mass recovery in primary and secondary stages is dependant on mineralogy.1.3. The effect of chromite on smelting

Flotation Process Mineral Processing

Jul 08, 2015· Recently I visited a Rock Phosphate Plant wherein I saw the Flotation Process in Operation. Here is small video of the Flotation Process.For more videos rela

Water quality effects on a sulfidic PGM ore: Implications

Keywords: Depressant behaviour, electrolytes, entrainment, froth stability, water quality 1. Introduction It is well known that in flotation, particles can either reach the froth by being attached to the bubbles true flotation or by entrainment in the physical movement of the water passing from the pulp zone to the froth zone Liddell et al

Major Mines Projects Mototolo Mine

Froth flotation is the primary mineral processing separation step employed in the beneficiation of PGM ore bodies. Anglo Platinum operates a significant portion of the total installed flotation capacity in the PGM industry, which is installed at 20 operating plants across the Bushveld.

The effect of copper sulphate addition on the recovery of

flotation. The DOW 200 frother was added at a concentration of 30 g/ton to create a suitably stable froth phase where the valuable minerals could be collected for further processing. Batch flotation procedure The flotation experiments were performed using a 3 litre Leeds batch cell in the Mineral Processing Laboratory at UCT.

Trithiocarbonates for PGM flotation SAIMM

Effect on froth phase The presence of stable froth phases is very problematic during froth flotation. Gangue minerals such as talc with non polar or hydrophobic basal planes and polar edges influence froth properties. The polar edges that interact with the water phase and aggregates of these gangue particles increase the interlamellar viscosity.

Major Mines Projects Modikwa Mine

Froth flotation is the primary mineral processing separation step employed in the beneficiation of PGM ore bodies. Anglo Platinum operates a significant portion of the total installed flotation capacity in the PGM industry, which is installed at 20 operating plants across the Bushveld.

PDF PGM extraction from oxidized ores using flotation

The beneficiation of platinum group metals PGMs from pristine unweathered sulfide ores has conventionally been conducted through froth flotation, which typically achieves platinum recoveries

Optimisation of air rate and froth depth in flotation

Nov 01, 2014· Importance of air and froth depth in PGM flotation The overall 1st order flotation rate constant can be described as Gorain et al., 1998 : 1 where k is the overall flotation rate constant s 1 , P is the floatability of the PGM minerals, S b is the bubble surface area flux s 1 , R f is the froth

The PGM flotation predictor: Predicting PGM ore flotation

The PGM flotation predictor: Predicting PGM ore flotation performance using results from automated mineralogy systems Charles Bushell Mineralogy Division, Mintek, Private Bag X3015, Randburg 2125, South Africa article info Article history: Available online xxxx Keywords: Precious metal ores Froth flotation Flotation modelling Process

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