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Falconbridge Matte Leach Process

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PLATSOL™ Process Provides a Viable Alternative to Smelting

SGS MINERALS SERVICES TECHNICAL PAPER 2002-01 2002 PLATSOLTM PROCESS PROVIDES A VIABLE ALTERNATIVE TO SMELTING ChRIS A FLEMING SENIOR METALLuRGICAL CONSuLTANT –– SGS PlatsolTM is a new single step pressure leaching process developed at SGS by International PGM Technologies to

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Environmental Guidelines for Nickel Smelting and Refining

436 Nickel Smelting and Refining cathodes is the most common technology used for nickel refining Electrowinning where nickel is removed form solution in cells equipped with inert anodes is the more common refining process used for nickel Chloride electrolytes

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OVERVIEW OF PGM PROCESSING

• Process mixed low grade conc matte converting • Refractory conc penalties c 15% MgO 2-6% Cr 2 O 3 • High capability (0 5-5% Cr 2 O 3) • High process temperature capability 1300 C • Sulphur fixation • Whole/Slow-cool matte leach capability

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hydrometallurgical leaching process plant

hydrometallurgical leaching process plant manufacturer in Shanghai China hydrometallurgical leaching process plant is manufactured from Shanghai Xuanshi It (hydrometallurgical leaching process plant) is the main mineral processing solutions XSM stone crushing

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Nickel extraction from nickel matte

In present work the results of research activities to make nickel metal from nickel matte are presented The research activities were covering a) nickel matte characterization using Inductively Couple plasma (ICP) Electron Probe Micro Analyzer (EPMA) and X-Ray Diffraction (XRD) b) nickel matte dissolution process to dissolve nickel from nickel matte into the spent electrolyte solutions that

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The Falconbridge matte leach process

2015/12/28The Falconbridge matte leach process P G Thornhill 1 E Wigstol 1 G Van Weert 1 JOM volume 23 pages 13 – 18 (1971)Cite this article 34 Accesses 8 Citations Metrics details This is a preview of subscription content log in to check access

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Extraction and Refining of the Platinum Metals

burg matte at Brimsdown up to a total area of ten acres 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 matte46

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Recovery of Critical Metals From Superalloy Scrap by Matte

to the molten metal This matte is then granulated and ground to a minus 35-mesh particle size and leached with an HCI-CI2 solution This process takes essentially all the Ni Co Cr Fe AI and Mo into solution in a 3-h leach leaving W Ta Ti and Nb (Cb

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Why heap leach nickel laterites?

leach addition 2 Recent nickel laterite projects 2 1 Existing state-of-the-art Nickel laterites are currently processed with the exception of the hybrid Caron process by either a Pyrometallurgical or a Hydrometallurgical route Most pyrometallurgical routes use a

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Mineral Processing and Extractive Metallurgy Vol 129

The DSP concentrate sinter-leach process for aluminium and sodium recovery 2 leaching behaviour Hodge et al Published online 8 Jul 2020 Article The influence of temperature and matte grade on gas-slag-matte-tridymite equilibria in the Cu-Fe-O-S-Si system p

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Hold Separate Stipulation and Order

B Acquisition of Falconbridge means Inco's satisfaction of the Minimum Tender Conditions pursuant to Inco's Offer to Purchase all of the Outstanding Shares of Falconbridge dated October 24 2005 as amended and having obtained Foreign Competition

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[Proposed] Final Judgment

FINAL JUDGMENT WHEREAS plaintiff United States of America filed its Complaint on June 23 2006 and plaintiff and defendants Inco Limited and Falconbridge Limited by their respective attorneys have consented to the entry of this Final Judgment without trial

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THE APPLICATION OF THE CESL NICKEL PROCESS TO LATERITES

• Rugged Process 5 Process Description 5 1 Overview of Existing Sulphide Flowsheet The CESL Nickel process for sulphides commences with an oxidizing pressure leach in a chloride-sulphate media to put nickel and cobalt into solution This is

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Chlorine Leaching Mechanism of Nickel Sulfide

MCLE (Matte Chlorine Leach and Electro-winning) process developed by Sumitomo Metal Mining Co LTD is well known as a unique commercial nickel refining process with high nickel recovery ratio Two types of nickel sulfide nickel matte and mixed sulfide (MS mixture sulfide of nickel and cobalt) are treated in the MCLE process and the leaching rate difference for each materials become

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Leaching

process is the ammonia pressure leach in which nickel is recovered from solution using hydrogen reduction and the sulfur is recovered as ammonium sulfate for use as fertilizer In another the matte may be roasted to produce high-grade nickel oxides these are subjected to a pressure leach

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Recovery of critical metals from superalloy scrap by

The U S Department of Energy's Office of Scientific and Technical Information OSTI GOV Technical Report Recovery of critical metals from superalloy scrap by matte smelting and hydrometallurgical processing Rept of Investigations/1991

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Hydrometallurgy

Our capabilities and offerings cover everything from process testing and flowsheet development to plant design and proprietary equipment supply for the hydrometallurgical processing The core hydrometallurgical technologies we have mastered include atmospheric and pressure leaching solvent extraction precipitation electrowinning and electrorefining

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Chlorine Leaching Mechanism of Nickel Sulfide

MCLE (Matte Chlorine Leach and Electro-winning) process developed by Sumitomo Metal Mining Co LTD is well known as a unique commercial nickel refining process with high nickel recovery ratio Two types of nickel sulfide nickel matte and mixed sulfide (MS mixture sulfide of nickel and cobalt) are treated in the MCLE process and the leaching rate difference for each materials become

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Falconbridge Ltd

Falconbridge Ltd 's PlainSite profile including litigation intellectual property public records and more Source URL File If you would like to be credited for contributing this document make sure to sign in or sign up first Once uploaded your document may not be

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Nickel extraction from nickel matte

In present work the results of research activities to make nickel metal from nickel matte are presented The research activities were covering a) nickel matte characterization using Inductively Couple plasma (ICP) Electron Probe Micro Analyzer (EPMA) and X-Ray Diffraction (XRD) b) nickel matte dissolution process to dissolve nickel from nickel matte into the spent electrolyte solutions that

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Extraction of Copper at Elevated Feed Concentrations

matte in an oxygenated chloride sulphate solution The PLS contained 40 g/L Cu of which 30 g/L were extracted using 30% Acorga M5640 The 10 g/L raffinate was returned to the secondary leach stage where it was mixed with a stronger acid stream to dissolve

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Recovery of critical metals from superalloy scrap by

The U S Department of Energy's Office of Scientific and Technical Information OSTI GOV Technical Report Recovery of critical metals from superalloy scrap by matte smelting and hydrometallurgical processing Rept of Investigations/1991

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Commercialization of the ConRoast process

The converter matte is usually milled prior to treatment in the base metals refinery where the copper and nickel are extracted typically by means of a sulphuric-acid leach process In most plants the leach residue makes up the high-grade PGM concentrate and

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Nickel extraction from nickel matte

In present work the results of research activities to make nickel metal from nickel matte are presented The research activities were covering a) nickel matte characterization using Inductively Couple plasma (ICP) Electron Probe Micro Analyzer (EPMA) and X-Ray Diffraction (XRD) b) nickel matte dissolution process to dissolve nickel from nickel matte into the spent electrolyte solutions that

Get price

Extraction of Copper at Elevated Feed Concentrations

matte in an oxygenated chloride sulphate solution The PLS contained 40 g/L Cu of which 30 g/L were extracted using 30% Acorga M5640 The 10 g/L raffinate was returned to the secondary leach stage where it was mixed with a stronger acid stream to dissolve

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Oxygen Leaching of Copper

A hydrometallurgical process was developed for recovery of copper from copper-lead matte formed as an intermediate product at the BHAS lead smelter at Port Pirie A plant utilizing this process was commissioned in 1984 The leach step involves oxidation of the copper-lead matte in an oxygenated acidic chloride-sulphate leachant The results of laboratory scale testwork

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Leaching

process is the ammonia pressure leach in which nickel is recovered from solution using hydrogen reduction and the sulfur is recovered as ammonium sulfate for use as fertilizer In another the matte may be roasted to produce high-grade nickel oxides these are subjected to a pressure leach

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The leaching characteristics of Ni–Cu matte in the acid–oxygen

A study has been carried out to elucidate the leaching mechanism of Ni–Cu matte in an acid–oxygen (CuSO4–H2SO4–O2) pressure leach process at Impala Platinum Refineries This process is based on the initial Sherritt Gordon process at a temperature of 140C and a pressure of 550 kPa

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Minerals Engineering International Online

Outotec s Innovative Nickel Matte Leach Process Even though nickel plant feed increasingly comes from laterite sources the continuing treatment of sulfide ore in smelters means that nickel matte production will continue far into the future according to Outotec which has developed a chloride-based recovery process for matte and other nickel-containing raw materials

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Mineral Processing and Extractive Metallurgy Vol 129

The DSP concentrate sinter-leach process for aluminium and sodium recovery 2 leaching behaviour Hodge et al Published online 8 Jul 2020 Article The influence of temperature and matte grade on gas-slag-matte-tridymite equilibria in the Cu-Fe-O-S-Si system p

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