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Process For Recovering Scandium From Nickel

Selective extraction and recovery of scandium from sulfate ...

This study investigated the high-pressure acid leaching behavior of scandium (Sc) together with nickel (Ni) and cobalt (Co) from a refractory nickel laterite ore. During this study, basic process parameters (acid load, temperature, duration, and particle size) were tested and optimum process …

Metallurgical processes for scandium recovery from various ...

about 56% nickel and 65% cobalt extraction with an acid addition of 350 kg/t of dry ore for saprolite containing 1.33% Ni and 0.02% Co. Promeca/Norilsk Process(8) The process has been developed and patented by Promeca Consulting and Norilsk Nickel in Finland for the recovery of nickel and cobalt from limonite, saprolite and mixed ores.

Extraction of Scandium from Lateritic Nickel-Cobalt Ore ...

May 04, 2015· With one tonne of scandium fetching $5 million or more, Castilloux says those with a bullish outlook on scandium will never find a better buyer's market. ... Why Everyone Is Talking About Scandium ...

Pilot-Plant Investigation of the Leaching Process for the ...

At the present time, the extraction of scandium from titanium, tungsten, uranium residues, red mud and phosphogypsum by IX have been made. The objective of this study is determining the extraction possibility of scandium from the leach solution of lateritic nickel-cobalt ore by ion exchange chromatography using various resins.

ALTA MetBytes - Developments in Hydromet Processing of ...

up to now, there is a great potential to recover scandium as a by-product from the hydrometallurgical extraction route of lateritic (oxide) nickel-cobalt ores. In a previous work, the high pressure sulphuric acid leaching behaviour of a typical lateritic ore containing 106 g/t scandium …

Scandium International Mining Corp. - Form 10-K - Filed by ...

TECHNICAL FIELD. The present invention relates to a method for recovering scandium, and more specifically to a method for recovering high purity scandium from an acidic solution that contains scandium which is extracted from nickel oxide ore or the like by precipitating scandium in the form of double sulfates and thus separating scandium from impurities.

Metallica Produces First Scandium Oxide - ASX

Jun 22, 2017· However, nickel oxide ore has not been industrially used as a raw material for nickel for many years because the content level of nickel in nickel oxide ore is low. Consequently, very few studies also have been conducted for industrially recovering scandium from nickel oxide ore.

US Patent for Method for recovering scandium Patent ...

May 26, 1999· A process for recovering scandium by concentration and separation from a nickel-containing oxide ore containing scandium comprising the steps of selectively leaching nickel and scandium from the nickel-containing oxide ore into an acid solution at a temperature of at least 150°C and a pressure of at least 5kg/cm 2 and in an oxidative ...

METHOD FOR RECOVERING SCANDIUM - patents.justia.com

Scandium minerals occur within the NORNICO laterite oretypes. In Metallica's recovery process, the scandium is leached via the HPAL process into solution, and then extracted and refined to scandium oxide (Sc 2O3) also called "scandia". Scandium oxide is the form in which scandium is typically purchased by end users and is currently

METHOD FOR RECOVERING SCANDIUM - patents.justia.com

announce that its proprietary process for the solvent extraction of aluminium from its Counter Current Atmospheric Leaching (CCAL) generated PLS has resulted in ~ of the contained scandium being extracted as part of the same process, with the potential to further process the scandium into a high purity scandium oxide (Sc2O3).

Solvent extraction behaviour of scandium from lateritic ...

Valuable-metal recovery from discharged residue is critical for environmental conservation and to achieve a sustainable society. Since 2015, JX Nippon Mining & Metals has been developing a process for scandium recovery from the residue of a titanium-smelting process.

Nyngan Detailed Review | Scandium International Mining ...

Novel aminophosphonate extractant Cextrant 230 (L) was found to be a potential one for the selective extraction and recovery of scandium from sulfate medium. The extracted complex was determined to be Sc(HSO 4)SO 4 ·2L and the extraction process of scandium was exothermic.

SCANDIUM RECOVERY PROCESS - Free Patents Online

The Company intends to utilize the IP contained in these process patents in the development of process flowsheets for recovery of scandium from its Nyngan Scandium Project. The Company believes that patent protection of these specific, novel process designs will be granted. ... particularly nickel. However, the application of these basic design ...

Research on Scandium Recovery and Extraction Process

In the method of recovering scandium according to the present embodiment, the barren liquor obtained through each step of the hydrometallurgy treatment step S1 of nickel oxide ore can be used as an acidic solution containing scandium and other impurities, the acidic solution being a target for the process for recovering scandium. <2-2.

EP0775753A1 - Process for recovering scandium from nickel ...

In this study, scandium is extracted and recovered as a by-product from the hydrometallurgical extraction processing of lateritic nickel-cobalt ores. Some lateritic type nickel cobalt ores are processed by using MHP (Mixed Hydroxide Precipitation) method in order to recover nickel and cobalt as hydroxide intermediate product.

Scandium Yttrium Recovery Jan

Method for recovering scandium from intermediate products, Jun 13, 2017· In the prior art, methods are described in which scandium is recovered from laterite ore as a precipitate from the acid each solution after nickel and cobalt recovery as a sulfide precipitate, (PLS) using solvent extraction (Pery et al, Scandium breathes new life into gold Greenvale nickel mine, In: ALTA 2012) However ...

Metallurgical processes for scandium recovery from various ...

Development of a technology for recovering and refining high-purity scandium oxide from nickel ore. High-purity scandium oxide (purity: 99.9%) powder. We are continually developing the technologies for recovering and refining scandium oxide included in the nickel raw material used at SMM, and are promoting their commercialization. Back to R&D ...

METHOD FOR RECOVERING SCANDIUM - patentswarm.com

One of the possible sources of scandium production - waste (slags) from processing of oxidized nickel ores, has been considered in present research work. The hydrometallurgical method has been selected as the primary for scandium extraction.

Scandium recovery from slags after oxidized nickel ore ...

In the method for recovering scandium according to the first embodiment, the post-sulfuration liquid obtained through each step of the hydrometallurgy treatment step S1 of nickel oxide ore can be used as an acidic solution containing scandium to be a target for the process for recovering scandium. <2-2. Scandium (Sc) Elution Step>

HYDROMETALLURGICAL EXTRACTION OF SCANDIUM …

In the method for recovering scandium according to the first embodiment, the post-sulfuration liquid obtained through each step of the hydrometallurgy treatment step S1 of nickel oxide ore can be used as an acidic solution containing scandium to be a target for the process for recovering scandium. <2-2. Scandium (Sc) Elution Step>

Scandium FAQ | Scandium International Mining Corporation

For this scandium ore, an acid dosage of 300-320 kg/t appears to be adequate for target metal extraction and results in around 3 g/L Al and 1 g/L Fe in leachate, which is very manageable in the downstream process for nickel, cobalt and scandium recovery.

SUCCESSFUL RECOVERY OF SCANDIUM AS PART OF …

Nov 01, 2002· A pilot-plant process has been developed based on an innovative laboratory-scale method for the recovery of scandium that exists in economically interesting concentrations in red mud, the main byproduct of alumina production.

Stage 1 Scandium recovery test program completed

A process for recovering scandium economically with high efficiency by concentration and separation from an oxide ore containing nickel and a small amount of scandium as well as a large amount of iron and/or aluminum comprises the steps of acid leaching the oxide ore under a high-temperature, high-pressure oxidative atmosphere while restraining leaching of the iron and/or aluminum, thereby ...

Supercritical Fluid Extraction of Rare Earth Elements from ...

A pilot-plant process has been developed based on an innovative laboratory-scale method for the recovery of scandium that exists in economically interesting concentrations in red mud, the main byproduct of alumina production. This method includes acid leaching of the red mud pulp, ion-exchange separation of scandium and lanthanides from the co-leached main elements such as iron, and …

Pilot-Plant Investigation of the Leaching Process for the ...

Some methods and application status for Recovery of scandium and extraction of high purity scandium oxide from materials containing scandium were summarized . some corresponding recovery ... "Research on Scandium Recovery and Extraction Process", Advanced Materials Research, Vols. 634-638, pp. 3488-3492, 2013 ... Mn 49,929.0 g L-1 and 4) to ...

Scandium - an overview | ScienceDirect Topics

US5049363A - Recovery of scandium, yttrium and lanthanides ... A process for extracting scandium from titanium ore includes the steps of: feeding the titanium ore to a fluidized bed chlorinator at about 1000° C. to produce a vaporous (generally titanium and possible iron chlorides) phase and a scandium-containing residue; and recovering the scandium from the residue.

Concentration and Separation of Scandium from Ni Laterite ...

The presence of a considerable amount of scandium in lateritic nickel-cobalt ores necessitates the investigation of possible processing alternatives to recover scandium as a byproduct during ...

scandium ore pls - adl-group.eu

most often used method for the recovery and purification of scandium from aqueous solutions.10−18 In this paper, we give a detailed description of the extraction behavior of the ionic liquid betainium bis-(trifluoromethylsulfonyl)imide, [Hbet][Tf 2 N] (Figure 1), toward various metal ions present in red mud leachates. Received: December 5, 2014

News Releases | Scandium International Mining Corporation

The developed process relies on supercritical fluid extraction utilizing CO 2 as the solvent, which is inert, safe, and abundant. This process is very efficient in the sense that it is safe, runs at low temperature, and does not produce hazardous waste while recovering ∼90% of rare earth elements.

R&D Strategy : Smelting and refining process technology ...

Metallurgical processes for scandium recovery from various resources are reviewed. Scandium is mainly recovered as by-product from residues, tailings and waste liquors in the production of other ...

Process for recovering scandium from nickel-containing ...

Who supplies scandium today? Scandium is supplied today either as a co-product of other primary metal projects, often from diverted leach streams, or is reprocessed out of old tailings from exhausted mining projects where the specific process happened to concentrate scandium levels.

Research on Scandium Recovery and Extraction Process

DOWEX™ M4195 Chelating Resin is used to facilitate the difficult separation of nickel from cobalt in cobalt refining*. DOWEX M4195 is well-suited for recovering nickel from very acidic process streams. Several innovative nickel-processing techniques are under development and are expected to have significant impact on the nickel mining industry.

recovery scandium sand - supremewheels.co.za

Recovery of scandium, yttrium and lanthanides from zircon sand. This is a process for extracting scandium from zircon ore. It utilizes feeding zircon sand to a fluidized bed chlorinator at about 1000° C. to produce a vaporous (principally zirconium and silicon chlorides) phase and a solid residue and recovering scandium from the solid residue.

Nickel | Water Solutions

The production assumptions in the feasibility study are backed by solid independent flow sheet test work on the planned process for scandium recovery. The report consolidates a significant amount of metallurgical test work and prior study on the Project, including important test work results completed since the PEA was generated in 2014.

Recovery of Scandium(III) from Aqueous Solutions by ...

Metallurgical processes for scandium recovery from various resources are reviewed. Scandium is mainly recovered as by-product from residues, tailings and waste liquors in the production of other metals such as rare earths, uranium, titanium, tungsten, aluminium, nickel, tantalum and niobium.

Why Everyone Is Talking About Scandium: Ryan Castilloux ...

The purpose of the present invention is to recover roughly purified scandium, which is purified to an extent acceptable for a technique for highly purifying scandium, efficiently and without any complicated operation from a neutralization sediment (drainage sediment) generated in neutralizing acid mine drainage which contains a sulfur component.

Development of Scandium-Recovery Process from Titanium ...

The Company intends to utilize the IP contained in these process patents in the development of process flowsheets for recovery of scandium from its Nyngan Scandium Project, as well as its Honeybugle project. The Company believes that patent protection of these specific, novel process designs will be …