processes required to extract platinum

Copper Mining and Extraction Sulfide Ores

Copper can be extracted from its ore by: Underground: sinking a vertical shaft into the Earth to an appropriate depth and driving horizontal tunnels into the ore. Open pit: 90% of ore is mined by this method. Ores near the surface can be quarried after removal of the surface layers.

The Silver Extraction Process - athens123.com

The Silver Extraction Process. The Silver Extraction Process. The ore used to extract silver was not a silver ore but Lead Sulphide (formula PbS), known as Galena or Galenite (named by the Roman Pliny) which contains 87% lead. ... of labour required to obtain the silver - from mining through to the furnace.

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 ...

The energy required to produce materials: constraints on ...

dilute (and generally less reactive), such as gold and platinum, the energy requirements are dominated by the mining and separation steps, and generally increase with increasing dilution of the ore. The scatter in the low-dilution area can be explained in part by the differences in the thermodynamic requirements for the chemical-reduction process.

"Platinum & palladium recovery from Catalytic converters"

cost of PGM`s; in 1998, the world market price of platinum stood at $372.50 per troy ounce. At the time of writing, (early 2007), the price has soared to a staggering $1186 per oz., an increase of over $800. Every platinum mine in the world is at full blast, recycling has …

Recovery and Then Individual Separation of Platinum ...

Recovery of PGMs (especially rhodium, platinum, and palladium) from different spent manufactured products (like catalytic converters) is considered as an important task as they are rarely found in nature, and they possess high economic value. In this work, the honeycomb of a car catalytic converter was primarily processed by crushing, grinding, and then treating in a hydrogen atmosphere.

The process of crude oil refining | EME 801: Energy ...

The process of crude oil refining. Once crude oil is extracted from the ground, it must be transported and refined into petroleum products that have any value. Those products must then be transported to end-use consumers or retailers (like gasoline stations or the company that delivers heating oil to your house, if you have an oil furnace).

Separating the Platinum Group Metals by Liquid-Liquid ...

Separating the Platinum Group Metals by Liquid-Liquid Extraction NEW PROCESS HAS POTENTIAL ECONOMIC ADVANTAGES OVER CONVENTIONAL SELECTIVE PRECIPITATION By P. Charlesworth Marthc.! Kuqtenhurg Refiners (I'K) Limited, Ro>ston, England To extract the platinum group metals from ore, and to refine them to the very high purity required for their many applications,

Working with HCM Extracts (Chapter 1) 21A

An extract definition automatically creates an extract process (payroll flow) with the same name as the extract. The extract process enables you to define an execution sequence of multiple tasks, including before and after tasks. Select the Submit Extracts task and select the FAST Bank Extract process. Select Next. Enter FAST Bank Extract - Jan ...

How is platinum extracted from its ore by ... -

Finally, platinum also has a very high melting point (1768 degrees), and other impurities can be burned off leaving pure platinum metal The overall process involves several inter-related and ...

materials processing | Britannica

materials processing, the series of operations that transforms industrial materials from a raw-material state into finished parts or products.Industrial materials are defined as those used in the manufacture of "hard" goods, such as more or less durable machines and equipment produced for industry and consumers, as contrasted with disposable "soft" goods, such as chemicals, foodstuffs ...

Gold Extraction & Recovery Processes

The process let to recover fine gold which is difficult to be recovered by gravimetric devices, and the coarse gold can be recovered from gravimetric concentrates. Thus, the process is an alternative to amalgamation and cyanidation. The process can be employed in small or big scale. The short time in reactors, let to have lower capital cost.

How Are Diamonds Mined And Extracted From the Ground

Alluvial mining involves the building of walls and the diversion of rivers. Once the water is emptied out and prevented from flowing into the area of interest, bulldozers are then used to exploit the ground of the riverbank. Usually, kimberlite ore can be found in depths of at least 15 meters. When the diamond-rich depth is reached, the raw ...

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

A major development in the world's platinum industry took place in the early nineteen twenties when large deposits of platinum bearing ore were discovered in the Transvaal in South Africa. This led to the formation in 1931 of Rustenburg Platinum Mines Limited to work these deposits, and this company remains to this day the only platinum …

How gasoline is made - manufacture, making, used, parts ...

This process uses a catalyst, high temperature, and increased pressure to affect chemical changes in petroleum. Catalysts such as aluminum, platinum, processed clay, and acids are added to petroleum to break down larger molecules so that it will possess the desired compounds of gasoline. ... In the past, workers were able to extract less than ...

HOW TO OBTAIN PLATINUM, PALLADIUM AND RHODİUM FROM ...

HOW TO OBTAIN PLATINUM, PALLADIUM AND RHODİUM FROM CATALYTIC CONVERTERCeramic parts of catalytic converter are cut away from the exhaust.The ceramic parts are grinded in the ball bearing...

processes required to extract platinum

the processes and machinery required to extract gold . Sand Mining Processes And Machinery Required To Extract,Posts; What Is The Processes And Machinery Required To Extract Platinum From The Lithosphere Processes And Machinery Used To Extract Gold From The GroundNatural Sciences Grade 9 Grade 7 9 WorkbooksIn the previous two chapters you have learnt about the …

How Is Platinum Mined History Techniques and Photos

There are six metallic elements called the Platinum Group Metals (pgm) which are platinum, palladium, rhodium, ruthenium, iridium and osmium. These are all extracted during the mining process. Because of the rarity of pgm and its tendency to combine with other metals, the mining process often yields far more nickel or copper than it does platinum.

Extraction and Refining of the Platinum Metals

extraction of the platinum metals from these OTCS, and thereafter as smelters and rejners of the output from the mines. This article describes the complex and lengthy cycle of operations required to effect complete recovery of the six platinum metals and to yield …

How Is Platinum Extracted? - Reference.com

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 of the miners attempting to extract it.

Commercial Lithium Production and Mining of Lithium

In contrast to salar brine sources, extraction of lithium from spodumene, lepidolite, petalite, amblygonite, and eucryptite requires a wide range of processes. Because of the amount of energy consumption and materials required, lithium production from mining is a much more costly process than brine extraction, even though these minerals have a ...

How do I refine precious metal? | Shor International

Shor AR3G Aqua Regia Gold & Platinum Refining System. The Shor AR3G Aqua Regia Gold & Platinum Refining System is the latest iteration of Shor's aqua regia system. Very affordable, yet one of the most advanced and safest aqua regia type gold refining systems available. Now with new, magnetic stirrer/hotpla Learn more ›.

nickel processing - Extraction and refining | Britannica

nickel processing - nickel processing - Extraction and refining: The extraction of nickel from ore follows much the same route as copper, and indeed, in a number of cases, similar processes and equipment are used. The major differences in equipment are the use of higher-temperature refractories and the increased cooling required to accommodate the higher operating temperatures in nickel ...

Get RAR Opener - Microsoft Store

What's new in this version. RAR Opener version 3 is here! We listened to your feedback and made the app faster, easier and more accessible: - Faster RAR expansion process that doesn't get in your way - Pin to Start to easily access your opened RAR files - Drag and Drop expanded files anywhere - New slick layout Many thanks for all your suggestions, keep them coming!

Introduction to Platinum - CME Group

Platinum is rare, concentrated in one location with underground reserves requiring significant capital investment to extract and refine. Platinum mining output from South Africa has fallen steadily since 2006, despite ten years of rises in the price of the basket of metals sold by platinum mining companies.

silver processing | Britannica

silver processing, preparation of the ore for use in various products. Silver has long been valued for its white metallic lustre, its ability to be readily worked, and its resistance to the corrosive effects of moisture and oxygen. The lustre of the pure metal is due to its electron configuration,

9 Step Process for Discovering, Mining & Refining Gold

Step #7 – Processing (on-site) Once ore is extracted, processing it into pure gold must be done. Ore is first crushed and then undergoes various processes depending on the nature of associated minerals. Processing low-grade ore is relatively simple while …

Brothers Extract Gold & Silver From E-Waste, Save 100000 ...

Brothers Extract Gold & Silver From E-Waste, Save 100000 Metric Tonnes Of Carbon. Nitin and Rohan Gupta launched Attero Recycling in 2007, and use a mix of mechanical and hydrometallurgical technologies to extract 98% metals like gold and silver from e-waste. On International E-Waste Day, we take a look at how these brothers are tackling the e ...

Extraction of Gold

By this modification the time required for solution of the anode is reduced from one week to one day. In addition to the malleable nature of the product obtained by electrolytic refining, the process also extracts platinum, a constituent of nearly all samples of Transvaal gold.

How Is Platinum Extracted From a Catalytic Converter? | It ...

In order to extract the platinum from within a catalytic converter, the converter must be removed completely from the vehicle. Most catalytic converters simply bolt on to a vehicle's exhaust system with a series of threaded bolts. Loosening and then removing these bolts with a simple socket wrench allows for a catalytic converter to be pulled ...

Describe the the process and machinery required to extract ...

Describe the the process and machinery required to extract the gold from lithosphere Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Describe the the process and machinery required to extract the gold from lithosphere, quarry, aggregate, and different kinds of minerals.

Electrolysis of iron in a molten oxide electrolyte ...

Abstract Direct iron production at molten metal state from iron oxides by the sole application of electrical energy represents a possible route to decarbonize steel industry. Although chemically simple, this reaction is difficult to implement due to the problem of the multiple valence states of iron and to an operating temperature above 1811 K. Thermal, chemical, and electrical conditions …

Separating the Platinum Group Metals by Liquid–Liquid ...

To extract the platinum group metals from the ore, and to refine them to the very high purity required for their many applications, requires a multitude of complex operations. At present the final refining stage that produces the individual platinum group metals is carried out by selective precipitation from a solution of mixed platinum group metals, but this is inefficient as far as the ...