extraction and processing of platinum - supremewheels.co.za

How is platinum extracted from its ore SlideShare. Sep 19, 2014 However, in mining using 4.5 tonnes of ore to produce one gram of platinum would not be considered abnormal. The extraction process Before a mine is even opened the potential site is explored and assessed for viability, in other words, is it profitable to extract the metal from the ...

platinum extraction processing machines - YouTube

Oct 15, 2018· platinum ore extraction - gigsgh.org Gold is typically associated with platinum group platinum Iron Kell hydrometallurgical process for extraction of platinum, gold ore crusher machine in ...

platinum mining and extraction methods by Greg ... - Prezi

Improved separation and refining procedures have become available for all of the precious metals. These commonly involve operations such as solvent extraction or ion exchange. They are being introduced either to replace procedures in the classical process or as part of completely

Processing of deactivated platinum-rhenium catalysts ...

The literature review of processing methods for deactivated platinum-rhenium catalysts is presented, including a description of technologies used in practice. All known methods are divided into 2 main groups: 1) with complete dissolution of the catalyst base and 2) based on selective recovery of platinum …

How is platinum extracted from its ore? - Answers.com

Platinum is rarely found on its own, but in combination with other base and precious metals. Extraction of the pure metal from ores is a complex process, and includes milling the ore, a froth ...

Gold processing | Britannica.com

Gold processing, preparation of the ore for use in various products. Native gold is the most common mineral of gold, accounting for about 80 percent of the metal in the Earth's crust. It occasionally is found as nuggets as large as 12 millimetres (0.5 inch) in diameter, and on rare occasions ...

Extraction and separation of palladium(II), platinum(IV ...

On the basis of the extraction-stripping data, a scheme for the recovery and separation of palladium(II), platinum(IV), gold(III) and rhodium(III) from 0.1 M HCl with N-dodecylpiperidine was proposed . 30 mL of stock solution [Solution 1] of equimolar amount of Pd(II), Pt(IV), Au(III) and Rh(III) in 0.1 M HCl was extracted with 0.01 M P-C12. Rh ...

extraction process of platinum - BINQ Mining

Apr 27, 2013· How is platinum extracted from its ore. Answer: Platinum is rarely found on its own, but in combination with other base and precious metals.Extraction of the pure metal from ores is a complex process, … »More detailed

platinum extraction processing machines - YouTube

Oct 16, 2018· platinum ore extraction - gigsgh.org Gold is typically associated with platinum group platinum Iron Kell hydrometallurgical process for extraction of platinum, gold ore crusher machine in ...

THE PRIMARY PRODUCTION OF PLATINUM GROUP METALS (PGMs)

Extraction and refining Extraction, concentration and refining of PGMs require complex, costly and energy-intensive processes that may take up to six months to produce refined metal from the time the first PGM-bearing ore is broken in a mine. 1 Chamber of Mines of South Africa, Annual Report 2012; figure does not include recycling.

Platinum group | chemical element group | Britannica.com

Extraction and refining. The separation chemistry of the platinum-group metals is among the most complex and challenging of metal separations. A brief description of procedures for isolating the platinum-group metals is set forth below, followed by descriptions of assaying and scrap-refining techniques. Individual solubilization

(PDF) Extraction of Platinum Group Metals - researchgate.net

The Kell Process has been developed for the extraction of platinum group metals (PGMs)and base metals from sulphide flotation concentrates. ... system to a multicycle green PGM-extraction process ...

Extraction of Platinum Group Metals | IntechOpen

About 80% of the worlds' reserves for platinum group metals (PGMs) are in South Africa's Bushveld Igneous Complex. Processing of PGM involves comminution, flotation, smelting, converting, base metals refinery and precious metals refinery. Due to increasing chrome content in the feed and the challenges associated with operating high chrome feed, alternative routes to smelting of PGM are ...

Extraction and Refining of the Platinum Metals | Johnson ...

Improved techniques and more modern equipment are always under review, but the basic process for extraction of the platinum metals has remained essentially the same. Rustenburg converter matte contains about 46 per cent of nickel and 28 per cent copper, together with …

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 ...

PGM Platinum Mining & Extraction

A library of 244 scientific research papers on PGM & Platinum geology, mining and metallurgical extraction methods and processes.

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).

Platinum Mining in South Africa - projectsiq.co.za

However, the overall platinum mining process is labour and capital intensive taking half a year or more and 12 tons of ore to produce one troy ounce (31.135 g) of pure platinum. For up-to-the-minute reporting on platinum and other mining activities in South Africa, ...

Platinum - Wikipedia

Platinum is an extremely rare metal, occurring at a concentration of only 0.005 ppm in Earth's crust. It is sometimes mistaken for silver. Platinum is often found chemically uncombined as native platinum and as alloy with the other platinum-group metals and iron mostly.

Platinum - SlideShare

Feb 08, 2016· PLATINUM 26. The extraction process before a mine is even opened the potential site is explored and assessed for viability, in other words, is it profitable to extract the metal from the ore. Assuming that this process demonstrates the commercial viability the mining operation is established, the actual process can begin. PLATINUM 27.

(PDF) Commercial Processes for the Extraction of Platinum ...

The extraction of platinum and rhodium from scrapped honeycomb autocatalyst into hydrochloric acid/aluminum chloride/nitric acid solutions is described. ... Kell hydrometallurgical process for ...

THE RECOVERY OF PLATINUM, PALLADIUM, AND GOLD …

Platinum 2012 733 From Table II, it can be observed that all four resins selected were strong-base anionic resins, with different functionalities and exchange capacities. This was done specifically to evaluate the effect of exchange capacity and functionality on the recovery of platinum, palladium, and gold during subsequent test work.

Gold & Platinum Recovery Methods | Sciencing

In another technique, sulfuric acid dissolves the ceramic honeycomb, leaving behind the platinum. The ceramic can also be volatized, or turned into a gas or liquid, a process that would leave behind the platinum. Platinum recovery from catalytic converters and electronics components is a much more expensive and difficult process than gold recovery.

Platinum Mining - Platinum

As Platinum is so incredibly rare it can take about as much as 10 tonnes of ore to find one ounce of Platinum. There are several steps in the mining process of Platinum, the first one being extraction of the Platinum ore and bringing it above ground, there are two ways of doing this the first and older way is to blast the ore free with explosives.

Extractive Metallurgy of Nickel, Cobalt and Platinum Group ...

"A team of specialists from various companies and universities trace the extraction and processing of the three metals from ore in the ground to high-purity metals and chemicals. Nickel, cobalt, and platinum-group metals often occur together, are extracted together, and have similar properties.

How Is Platinum Extracted? | Reference.com

Because platinum is so rare, it must be extracted after being mined through a process that involves crushing it into incredibly small particles and separating these particles from one another. This is known as the flotation separation method, and produces a frothy layer of particles that can be skimmed to provide the extracted platinum.

Method for extraction and separation of platinum and ...

EFFECT: simplifying and cheapening both the conversion method of sulphate forms of platinum metals to chloride metals, and the extraction and separation process of platinum and rhodium in freshly prepared and old solutions. 2 cl, 1 tbl, 3 ex

PLATINUM SOLVENT EXTRACTION FROM RHODIUM-ACID …

Extraction was carried out by organic extraction agent TBP diluted in petroleum ether, ratio1:3[2,3] Definition of platinum extraction conditions are based on diagrams showed on fig.1. Concentration of extracted platinum by solvent extraction from rhodium acid solution was Pt <0,001g/l (detection limit for AAS is <0,001gPt/dm3). 3. RESULTS AND ...

Products
Project
Solutions