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HGT Hydraulic Gyratory Crusher

HGT Hydraulic Gyratory Crusher

HGT Gyratory Crusher is a new-type intelligent coarse crusher with big capacity and high efficiency. It integrates mechanical, hydraulic, electric, automated, and intelligent controlling technologies which grant it with advantages traditional crushing

European Type Jaw Crusher PEW

European Type Jaw Crusher PEW

Jaw crushers has stationary jaw crusher, portable jaw crusher and mobile jaw crusher (crawler jaw crusher). Jaw crusher (PEW Series) is not only able to be used together with mine-selecting and gravel processing equipments but also be used independen

Jaw Crusher PE

Jaw Crusher PE

Jaw crusher is driven by a motor, and the moving jaw moves up and down via eccentric shaft. The angle between fixed jaw and moving jaw becomes smaller when the moving jaw runs down, then the materials are crushed into pieces. It will become bigger whe

HPT Hydraulic Cone Crusher

HPT Hydraulic Cone Crusher

Base on the latest technology and decades of years’ producing experience, Our Company designed the HPT series cone crusher. It has excellent crushing efficiency and good hydraulic control system. Now the HPC series cone crusher has wide application

HST Hydraulic Cone Crusher

HST Hydraulic Cone Crusher

HST Single Cylinder Hydraulic Cone Crusher is a new high-efficiency cone crusher independently researched, developed and designed by SBM through summarizing over twenty years of experience and widely absorbing advanced American and German technologies

CI5X Series Impact Crusher

CI5X Series Impact Crusher

CI5X Impact Crusher breaks materials with impact force. When materials enter the working area of hammer, they may be crushed under the high-speed shock and then thrown onto the impact device above the rotor for another crushing. Next, materials bounce

VSI6X Series Vertical Crusher

VSI6X Series Vertical Crusher

Due to the increasing market demand for the scale, intensification, energy conservation, environment protection and high-quality machine-made sand, SBM, a Chinese professional sand maker manufacturer, further optimizes the structure and function of tr

VSI5X Vertical Shaft Impact Crusher

VSI5X Vertical Shaft Impact Crusher

VSI Crushers Working Principle Raw material falls down into feed hopper, and then enters rotor through central entrance hole. It is accelerated in high-speed rotor, and then is thrown out at speed of 60-75m/s. When hitting anvil, it is crushed. Final

VSI Vertical Shaft Impact Crusher

VSI Vertical Shaft Impact Crusher

VSI Series vertical shaft impact crusher is designed by reputed German expert of SBM and every index is in worlds leading standard. It incorporates three crushing types and it can be operated 720 hours continuously. Nowadays, VSI crusher has replaced

VUS aggregate optimization system

VUS aggregate optimization system

The VU system is a global most-advanced dry-process sand-making system. The system is constructed like a tower. Its fully-enclosed layout features high integration. It integrates the functions of high-efficiency sand making, particle shape optimizatio

MTW-Z European Trapezium Mill

MTW-Z European Trapezium Mill

MTW European Grinding Mill is innovatively designed through deep research on grinding mills and development experience. It absorbs the latest European powder grinding technology and concept, and combines the suggestions of 9158 customers on grinding m

5X Series Roller Grinding Mill

5X Series Roller Grinding Mill

Grinding roller of MB5X Pendulum Roller Grinding Mill l adopts diluted oil lubrication. It is a technology initiated domestically which is maintenance-free and easy to operate. Diluted oil lubrication is oil bath lubrication, more convenient than grea

MTW Trapezium Mill

MTW Trapezium Mill

MTW European Grinding Mill is innovatively designed through deep research on grinding mills and development experience. It absorbs the latest European powder grinding technology and concept, and combines the suggestions of 9158 customers on grinding m

LM Vertical Mill

LM Vertical Mill

LM Vertical Grinding Mill integrates crushing, drying, grinding, separating and transport. The structure is simple while the layout is compact. Its occupational area is about 50% of that of the ball-milling system. The LM grinding mill can also be arr

TGM Trapezium Mill

TGM Trapezium Mill

TGM Super Pressure Trapezium Mill The operation principle of main unit of Trapezium mill is that main unit runs with the central shaft that is driven by a gear box. The top of the shaft is connected with a quincunx stand on which a grinding roller is

the process of extraction platinum

How Is Platinum Extracted? Reference

Apr 13, 2020· This process is necessary because platinum, even in ore, needs to be removed from other substances. Platinum is an incredibly rare metal that is mined and extracted in a variety of different ways depending on the technological sophistication

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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

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Extraction and Refining of the Platinum Metals

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 some other base metals and sulphur. The platinum group metals, together with some gold, total about fifty

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Extraction of Platinum Group Metals IntechOpen

Oct 02, 2017· 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

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(PDF) Commercial Processes for the Extraction of Platinum

Liddell KS, Adams MD (2012) Kell hydrometallurgical process for extraction of platinum group metals and base metals from fl otation concentrates. J South Afr Inst Min Metall 112

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US4685963A Process for the extraction of platinum group

A process for separating platinum group metals (PGM's) from various feedstock materials, is disclosed, wherein a plasma arc flame is employed to produce a superheated puddle on the surface of a slag layer to accelerate the association of platinum group metals with a collector material and formation of a recoverable layer of platinum group metals and collector material.

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Extracting platinum metals Chemical Engineering Page 1

Mar 01, 2016· The traditional method for recovering platinum-group metals (Pt, Pa, Ir, Os, Rh, Ru and Au) is not economically viable in the case of low-grade deposits, but researchers from the Western Australian School of Mines, Curtin University (Perth; curtin.edu.au) and the Dept. of Processing Engineering, Stellenbosch University (Matieland, South Africa; sun.ac.za) may have found a cost

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Process for the extraction of precious metals from

(a) Solvent extraction: The extraction was performed, using the same extractant solution as for platinum, in a 3-stage batch process at a 1:1 phase ratio. The concentration of iridium in the raffinate was 0.013 g/l and no rhodium was extracted.

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Platinum Mining and Refining Education

The complex process for refining platinum. Image from UNCTAD. A platinum flotation circuit. In a process called flotation separation, air bubbles are blown through the mixture and carry platinum particles to the surface of the bath. The platinum-rich froth is skimmed from the bath and allowed to dry into a concentrated powder.

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How is platinum extracted from its ore

Sep 19, 2014· 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

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US4685963A Process for the extraction of platinum group

A process for separating platinum group metals (PGM's) from various feedstock materials, is disclosed, wherein a plasma arc flame is employed to produce a superheated puddle on the surface of a slag layer to accelerate the association of platinum group metals with a collector material and formation of a recoverable layer of platinum group metals and collector material.

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US4295881A Process for extraction of platinum group

A process for treating chromite-bearing ores to obtain useful mineral values, especially platinum group metal, therefrom wherein the ore is separated into magnetic and non-magnetic fractions; the non-magnetic fraction, containing a substantial portion of the platinum group metals, is concentrated and smelted to produce a metal layer containing platinum group metals; and the platinum group

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Solvent Extraction in Platinum Group Metal Processing

All solvent extraction processes are based upon the chloro complexes of the platinum, as chloride is the only effective medium by which the platinum can be brought into solution [7]. It has been

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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.

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How Is Platinum Extracted From a Catalytic Converter? It

The platinum normally flakes off in small pieces or nuggets. As each piece is chipped off, it can be set aside and placed on a clean towel or rag. Complete platinum removal from the converter catalyst material should take 30 to 45 minutes for a standard-sized catalytic converter.

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How is platinum extracted from its ore

Sep 19, 2014· 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

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Solvent extraction in platinum group metal processing

This paper indicates the various ways in which the chemistry of the platinum group metals (PGM) can be manipulated to achieve separations using solvent extraction techniques and is not intended to be a comprehensive review of published work.

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The method of extraction and separation of platinum and

The reextract platinum for purification of palladium can be further processed with a solution of sulfoxide used in extraction. The process may be arranged both sequentially, i.e. first reextracted platinum, and then processing reextract the sulfoxide and in parallel, that is, the operation of Stripping platinum and processing reextract the

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Process for the extraction of precious metals from

(a) Solvent extraction: The extraction was performed, using the same extractant solution as for platinum, in a 3-stage batch process at a 1:1 phase ratio. The concentration of iridium in the raffinate was 0.013 g/l and no rhodium was extracted.

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How to Recover Platinum from Catalytic Converters: 5 Easy Tips

The ratio, in terms of availability, of platinum to gold is 1:15. This means that for every 15 gold there is only 1 platinum. It is also difficult to acquire a lot of it, as it will take 10 tons of raw platinum ore to come up with a single ounce of pure platinum. Aside from its rarity, platinum

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How Is Platinum Mined History and Practices

A recently opened underground section uses deeper level extraction methods. In Stillwater, Montana, pgm is extracted from the J-M Reef. 80% of their platinum and palladium-rich ore is mined using a mechanized ramp and fill method, much like the LHD method in South Africa.

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Extraction of palladium

The extraction of palladium and platinum from hydrochloric acid solution into the organic phase using Amin Amberlit LA1. Separation of metals occurs at the stage of reestratsii. First extravert platinum alkaline solution of carbonate, bicarbonate, alkali concentration of 50 g/l, and then palladium extravert acidified solution hydrolize or

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Liquid-liquid extraction of platinum from acidic solutions

Liquid-liquid extraction (LLE) of platinum is a most important topic in separation science. The platinum separation process is a challenging task to researchers. The present review article is the first discussion on LLE of platinum and the review pertains to the literature review on the LLE of platinum from acidic

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PGM ore processing: LIX reagents for palladium extraction

Jul 01, 2019· The extraction of platinum from this raffinate was carried out in mixer-settlers of 50 ml mixer capacity. The parameters for the extraction and stripping module were fixed with the help of McCabe Thiele’s diagram . Quantitative extraction of platinum was accomplished in two stages.

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