Pgm refining | Johnson Matthey

The two bullion feeds then move to our chemical leaching plant where they undergo multiple leachings to further concentrate the pgms into solution. The silver based bullion is suspended in concentrated acid to slowly leach the silver, platinum and palladium into solution and separate out any gold, which is sent for further refining

Gold & Platinum Refining by the Salt Water Method | Shor

Gold & Platinum Refining by the Salt Water Method. Shor carries everything you need to refine gold, silver and platinum group metals. Our saltwater system, the Simplicity Refining System works without acids or other toxic chemicals. This system is suitable for refining jewelry, bullion, coins, jeweler's bench sweeps and other similar material

OJSC NOVOSIBIRSK REFINERY PLANT - Gold Bars

Gold refining methods include electro-chemical and wet chemical parting from impurities, and smelting in inductive electric furnaces. The company also refines platinum group metals and silver, manufacturing a range of platinum, palladium and silver bars. Annual gold refining capacity: around 300 tonnes. Number of employees: 180

Platinum Refining plant IAP - Italimpianti

REFINING PLANT TYPE AFF/PT. The plant is used to refine alloys containing platinum, palladium and rhodium by aqua regia method. The maximum quantity with this plant is 1-2-5 kg / cycle. The cycle time is 3 days of 8 working hours and the fineness of platinum and palladium refined obtained is 999.5 / 1000

Precious Metals Chemical Refining - Italimpianti

Refining plant type aff/pt. The plant is used to refine alloys containing platinum, palladium and rhodium by aqua regia method. The maximum quantity with this plant is 1-2-5 kg / cycle. The cycle time is 3 days of 8 working hours and the fineness of platinum and palladium refined obtained is

Platinum-Refining - Process , Technology, Patent

Platinum Refineries provide customers with a state-of-the-art laboratory, utilizing the most advanced induction and chemical techniques to extract every grain of precious metals contained in your Platinum, Rhodium, Palladium, Gold and Silver scrap

Hydrometallurgical recovery/recycling of platinum by the

Feb 01, 2013 Catalyst composition Composition and other details Reference; Spent Pt–NiO/γ-Al 2 O 3: Nitrogen production unit of petrochemical plant. The spent catalyst is in the form of cylindrical pellets (6.5 6.5 mm) which is ground to 200 mesh powder by porcelain ball mill.The powder was dried (by heating 120 C for 24 h) before dissolution experiments.. Chemical analysis of powder is (in % w/w

Projects – Kemplant

Wet Chemical Gold Refining Plant. Rand Refinery, South Africa. Click here to see more Feasibility & Engineering Studies. Gas Cleaning and Scrubbing Plants. Ammonia Recovery Plant. Vanchem, South Africa. High Contact Bed Scrubbers and Ducting System. Western Platinum Refinery, South Africa. Nickelic Cell Mist Reduction Plant. Anglo's Base Metal

Platinum Melting Furnace, Gold/Silver/Platinum Induction

During flotation, air is pumped through the ore-water slurry. Platinum particles chemically attach on to the oxygen and rise to the surface in a froth that is skimmed off for further refining. 4.2, Platinum chemical processing. Platinum’s corrosion resistance and high-temperature stability make it ideal as a catalyst in chemical reactions

Refining of chemical pulp - University of British Columbia

Refining of chemical pulp 4.1 Targets of refining Refining or beating of chemical pulps is the mechanical treatment and modification of fibers so that they can be formed into paper or board of the desired properties. It is one of the most important unit operations when preparing papermaking fibers for high-quality papers or paperboards

PGM & PM Refining Systems | Proses Makina Gold Refining

PGM & PM Refining Systems. Proses Makina Company present Chemical Refining and Recovery Systems for Precious Metals and Rare Metals. As everyone knows, Precious Metals means, gold, silver, platinum, palladium, rhodium etc. All of this metals easy to recover from any source such as E-waste, Spent Catalyst, Jewellery, Ore, Waste liquid or solid etc

Chapter 5 : Processing and refining edible oils

Another is the increased use of physical refining because of consumer pressure for less chemical processing. Conclusions. Rural refining of oil-bearing plants can produce fats and oils of good quality which provide needed energy and fat soluble vitamins

Gold Refining Plant - Metso Outotec

The Metso Outotec Gold Refining Plant is the result of more than 30 years’ experience in developing robust and cost-effective solutions for precious metals recovery and refining. The process has been successfully applied worldwide in installations with annual gold refining capacities from 1 to 50 tons. The gold refining process is purely

Wet Chemical - Metallix Refining

Metallix Refining’s wet chemical department processes cyanide and acid solutions that contain precious metals. Acid In our high grade refining department, we use specific acid formulations to dissolve, separate, precipitate and purify gold, silver and platinum group metals (PGMs)

Metallix Refining - A Precious Metals Refinery

Metallix Refining’s wet chemical department processes cyanide and acid solutions that contain precious metals. A Precious Metals Recycling Company Our state-of-the-art precious metals recycling facility is designed to efficiently process a wide variety of precious metals bearing industrial scrap materials, while paying strict attention to environmental, health, & safety issues and offering superior customer service

Extraction and Refining of the Platinum Metals

Platinum Metals Rev., 1963, 7, (41,136-143 136 The earlier stages of the mining and recovery of the platinum metals from the Rustenburg Platinum Mines have been reviewed in some detail in this journal (I), while the geology of the Bushveld Igneous Complex and the platinum reefs-constituting