How is platinum extracted from its ore - slideshare.net

Sep 19, 2014· How is platinum extracted from its ore 1. How is platinum extracted from its Ore? An ore is a naturally occurring mineral from which a pure metal can be extracted. For Platinum, the two- chief minerals are sperrylite or platinum arsenide (PtAs2) and co-operate or platinum sulfide (Pts).

MEI Blog: Flotation '17 Conference Diary - Barry A. Wills

Nov 27, 2017· A platinum flotation case study provided froth images at several distinct platinum-grades. Extracted feature sets were used to train linear and non-linear soft-sensor models. CNN feature quality was compared to traditional texture feature extraction methods and found to be competitive, showing similar performance to the best traditional methods.

FLOTATION of GOLD - Metallurgist & Mineral Processing …

Flotation of Low Sulde-containing Gold Ores The beneRciation of this ore type usually involves a combination of gravity concentration, cyanidation and Sotation. For an ore with coarse gold, gold is often recovered by gravity and Sotation, followed by cyanidation of the reground Sotation concentrate. In some cases, Sotation is also conducted on ...

Chemistry Chapter 11 Flashcards | Quizlet

Start studying Chemistry Chapter 11. Learn vocabulary, terms, and more with flashcards, games, and other study tools. ... What process of ore separation involves mixing crushed rock with oil, water, and detergents and agitating it. Flotation. Explain why the reactivity of the alkali metals increases with atomic number. Very low first ionization ...

Treatment of Platinum Flotation Products | Johnson Matthey ...

A flowsheet has been developed for the production of rich concentrates of precious and non-ferrous metals by a complex treatment of the flotation products from South African platinum-containing chrome ores. The procedure involves: autoclave leaching, roasting, hydrochlorination and precious metal recovery by sorption. Autoclave oxidative leaching of the initial material allows the non-ferrous ...

Patents by Inventor Gary L. Simmons - Justia Patents Search

May 10, 2007· Abstract: A method of flotation processing ores and other mineral materials containing soluble nonferrous base metal and sulfide minerals involves dissolving the soluble nonferrous base metal and precipitating the soluble nonferrous base metal in the form of a floatable precipitate that is collected as part of a sulfide concentrate. The use of an oxygen-deficient flotation gas, such as ...

The effect of the design of a secondary grinding circuit ...

Platinum is a major source of revenue to the mining sector in South Africa. Currently, most circuits treating UG-2 platinum ores involve two stages of grinding and flotation. Primary grinding usually involves a ROM ball mill, followed by flotation, secondary ball-milling of the flotation tails, and secondary flotation.

1 Froth Flotation – Fundamental Principles

1 1 Froth Flotation – Fundamental Principles Froth flotation is a highly versatile method for physically separating particles based on differences in the ability of air bubbles to selectively adhere to specific mineral surfaces in a

Introduction to Mineral Processing - Chevron Phillips Chemical

Introduction to Mineral Processing. Froth Flotation Froth flotation is considered to be the most widely used method for ore beneficiation. In ore beneficiation, flotation is a process in which valuable minerals are separated from worthless material or other valuable minerals by inducing them to gather in and on the surface of a froth layer ...

Treatment of Platinum Flotation Products - ResearchGate

Treatment of Platinum Flotation Products ... which have proven to be more difficult to process by conventional metallurgical practice which involves grinding, milling, froth flotation into a ...

Investigating Ways of Improving Recovery of Slow …

The work presented in this study involves investigation of ways of improving recovery of slow floating minerals in a single stage (MF1) Platinum Group Metal milling and flotation plant at the Zimplats Selous Metallurgical Complex. This study was conducted with an aim

Flotation of platinum group metal ore materials - Newmont ...

Jan 20, 2004· The present invention involves flotation of platinum group metal ore materials during mineral processing operations. BACKGROUND OF THE INVENTION. Platinum group metals (PGMs) include platinum (Pt), palladium (Pd), rhodium (Rh), iridium (Ir), ruthenium (Ru) and Osmium (Os).

Buizel (Pokémon) - Bulbapedia, the community-driven ...

It has a flotation sac that is like an inflatable collar. It floats on water with its head out. Pearl : It swims by rotating its two tails like a screw. When it dives, its flotation sac collapses. Platinum : It spins its two tails like a screw to propel itself through water. The tails also slice clinging seaweed. HeartGold

DOI: 10.1595/147106704X1667 Treatment of Platinum ...

ferrous metals by a complex treatment of the flotation products from South African platinum-containing chrome ores. The procedure involves: autoclave leaching, roasting, hydrochlorination and precious metal recovery by sorption. Autoclave oxidative leaching of the initial material

A conceptual flowsheet for heap leaching of platinum group ...

This proposed flowsheet has been conceptualized for integration into a standard platinum process which involves milling, flotation, smelting, acid pressure leaching of the matte and finally high pressure chloride leaching of high-grade PGM residue material.

extraction crushing grinding and flotation of platin

extraction crushing grinding and flotation of platinum- platinum crushing and screening equipment,extraction crushing grinding and flotation of platinum offers 1150 metal extraction machine products,Jiangai factory price copper mineral extraction plant for sale for,Crushing & Screening - New & Used Construction Equipment,Find new and used ...

Flotation of mixed copper oxide and sulphide minerals with ...

Flotation of mixed copper oxide and sulphide minerals with xanthate and hydroxamate collectors K. Leea, D. Archibaldb, J. McLeanc, ... involves controlled potential sulphidisation (CPS) to sulphidise the surface of the oxide minerals by the addition of a sulphidisation

Production of Platinum and Palladium – Two of the Rarest ...

Mar 21, 2017· Platinum and palladium both belong to the six metals of the platinum group metals (PGMs). They are known for their rarity, malleability, density and their high resistance in hydrogen absorption under room temperature. These are considered precious and valuable metals of their extraordinary properties. Let us find out how production is being done for these […]

crushing,milling,and flotation process - Mine Equipments

Mining and processing of PGMs - Royal Bafokeng Platinum ... the production of these precious metals involves a number of complex processes, including extraction, crushing and milling, flotation …

(PDF) Effect of sodium sulfide additions on the pulp ...

Since both the hydrosulfide and xanthate anions are electrochemically active, the redox potential of the suspensions was measured with a smooth-platinum=saturated calomel electrode system. Mineral flotation depends on the sulfide dosage and is strongly affected by the potential.

Trithiocarbonates for PGM flotation - SAIMM

TRITHIOCARBONATES FOR PGM FLOTATION 169 Introduction An increase in the beneficiation of UG2 ore is central to Impala Platinum's strategic plan for increasing its platinum production in 2006/07. Beneficiation of this chromite rich ore, however, poses certain problems and challenges. High recovery of valuable minerals from UG2 is accompanied by

Sulfhydryl phosphorus-containing collectors in flotation ...

The analysis involves influence of sulfhydryl phosphorus-containing collectors (SPC) on flotation of copper–nickel ore-bearing metals from platinum group. Efficiency of SPC and butyl xanthate...

Gold extraction - Wikipedia

Gold extraction refers to the processes required to extract gold from its ores.This may require a combination of comminution, mineral processing, hydrometallurgical, and pyrometallurgical processes to be performed on the ore.. Gold mining from alluvium ores was once achieved by techniques associated with placer mining such as simple gold panning and sluicing, resulting in direct recovery of ...

Mineral processing - Wikipedia

Gravity separation is one of the oldest technique in mineral processing but has seen a decline in its use since the introduction of methods like flotation, classification, magnetic separation and leaching. Gravity separation dates back to at least 3000 BC when Egyptians used the technique for separation of gold.

US6679383B2 - Flotation of platinum group metal ore ...

US6679383B2 US10/273,428 US27342802A US6679383B2 US 6679383 B2 US6679383 B2 US 6679383B2 US 27342802 A US27342802 A US 27342802A US 6679383 B2 US6679383 B2 US 6679383B2 Authority

platinum flotation reagent - pa2015.mx

platinum flotation reagent_Flotation of Platinum Group Metal Ores Handbook of ...18 – Flotation of Platinum Group Metal Ores. ... Reagent practice in flotation of …

Evaluation of alternative reagent schemes for the ...

Request PDF on ResearchGate | Evaluation of alternative reagent schemes for the flotation of platinum group minerals from various ores | In the past several years, research work has been carried ...

Copper-Lead-Zinc ores - Danafloat - Home

The zinc reporting to the bulk flotation tails feeds the zinc circuit which is operated as previously described in the lead-zinc flotation section. Which flotation scheme used in the differential copper-lead bulk concentrate separation is generally and often dependent upon which mineral has the greater mass in the bulk concentrate.