process for recovering scandium from nickel

Why Scandium Solvent Extraction Is Better Than Traditional ...

This strip solution was then evaporated to dryness to recover the scandium as a 10% scandium concentrate. A recent by Turkish researchers details process development for recovery of scandium from Ni-Co HPAL leach solutions. As is normal practice, residual iron is removed from the PLS by addition of lime or other neutralising agents.

SYERSTON PROJECT PRE-FEASIBILITY STUDY - Clean TeQ

SYERSTON PROJECT PRE-FEASIBILITY STUDY Resin-In-Pulp for Nickel, Cobalt & Scandium Between 20, the application of Clean TeQ’s technology for metal recovery from lateritic ores was developed in collaboration with BHP Billiton through an A$8 million investment.

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

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 ...

ALTA MetBytes - Developments in Hydromet Processing of ...

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.

Selectively recovering scandium from high alkali Bayer red ...

The histogram of Al leaching rate shows a steep decline from LIU Zhaobo et al., Selectively recovering scandium from high alkali Bayer red mud without impurities of iron, … 899 Fig. 3 Effect of roasting time on leaching rate (roasting at 750 ºC; leaching at 50 ºC, L/S 10 mL/g for 120 min) 88 wt.% for 10 min of roasting time to 10 wt ...

Extraction Behavior of Scandium From a Refractory Nickel ...

PDF | 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 ...

Rare Earth Metal (at. No. 21, 39, Or 71) Patents and ...

 · Rare Earth Metal (at. No. 21, 39, Or 71) Patents (Class 423/21.1) ... In order to recover high-quality scandium from nickel oxide ores efficiently, this method comprises: a ... to obtain an upgraded scandium concentrate and a barren solution for return to the hydrometallurgical process. A further upgraded scandium concentrate can be obtained ...

Selective Process Steps for the Recovery of Scandium from ...

We report the development of a process allowing the selective, sustainable recovery of scandium (Sc) with 75% efficiency from Jamaican bauxite residue (red mud), a waste product from aluminum production. The process design is inspired by green chemistry principles and focuses on establishing highly selective process steps (sulfation, leaching, and precipitation) in order to minimize costs and ...

Rare Earth Metal (at. No. 21, 39, Or 71) Patents and ...

 · Rare Earth Metal (at. No. 21, 39, Or 71) Patents (Class 423/21.1) ... In order to recover high-quality scandium from nickel oxide ores efficiently, this method comprises: a ... to obtain an upgraded scandium concentrate and a barren solution for return to the hydrometallurgical process. A further upgraded scandium concentrate can be obtained ...

Nickel | DuPont

Nickel is most frequently found in sulfidic ores and nearly always mixed with copper, cobalt, zinc, iron, and other metals. While solvent extraction (SX) can be used to recover nickel, novel selective ion exchange (IX) resins are making it possible to isolate and purify nickel at lower cost and in more environmentally sustainable ways.

(PDF) Scandium recovery from slags after oxidized nickel ...

PDF | 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 ...

Metallurgical processes for scandium recovery from various ...

Considering the scandium content and the availability, bauxite residues (red mud) and nickel laterite ores are the most promising scandium resources. A pilot plant for scandium recovery from bauxite residues was reported and some industrial scale plants for scandium recovery from nickel laterites are under development.

Scandium recovery from slags after oxidized nickel ore ...

 · 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. Different reagents for leaching of scandium, such as sulfuric acid, various carbonate salts and fluorides, have been tested.

Nickel-Cobalt-Copper Conference

Nickel-Cobalt-Copper Conference Sponsored by 6th Annual Nickel-Cobalt-Copper Event ... INVERSE LEACHING PROCESS FOR NICKEL LATERITE ORES 68 Kaixi Jiang, Sanping Liu, ... recovery of chromite, hematite and scandium from the laterite ore. SMM believes those

Novel Flowsheet Design Patents Filed for Scandium Recovery

 · 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 ...

JP2000313928A - Method for recovering nickel and scandium ...

A process for recovering nickel and scandium from oxide ore containing nickel and scandium, the leaching step to obtain a leachate containing leaching to nickel and scandium with (1) an acid oxide ore at high temperature and high pressure, (2)にをえてpHを2〜4のにすることにより、 ...

US9481638B2 - Scandium extraction method - Google Patents

Provided is a method for selectively extracting and inexpensively recovering scandium from an acidic solution containing calcium, magnesium, and scandium. The scandium extraction method according to the present invention involves subjecting an acidic solution containing calcium, magnesium, and scandium to solvent extraction using an extraction agent consisting of an amide derivative ...

SCANDIUM RECOVERY METHOD - Free Patents Online

 · 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.

Scandium - an overview | ScienceDirect Topics

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 …

Novel Flowsheet Design Patents Filed for Scandium Recovery

 · Novel Flowsheet Design Patents Filed for Scandium Recovery ... contained in these process patents in the development of process flowsheets for recovery of scandium from its Nyngan Scandium Project ...

Metallurgical processes for scandium recovery from various ...

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.

SUCCESSFUL RECOVERY OF SCANDIUM AS PART OF …

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).

Establishment of Scandium Recovery Business - SMM

Establishment of Scandium Recovery Business . Sumitomo Metal Mining Co., Ltd. (SMM) has taken a decision to establish operations for recovery of scandium, a rare earth element, at its nickel plant and has concluded a long-term sales agreement scandium …

Scandium International Covering Bases with Patents | INN

Four of the five patents relate to the recovery of scandium from laterite, while one deals with downstream product design. ... are commonly applied to other specialty metals,” such as nickel, it ...

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

Scandium, as the lightest rare earth element in the periodic table, has critical utilization areas such as the aerospace industry, solid oxide fuel Extraction of Scandium from Lateritic Nickel-Cobalt Ore Leach Solution by Ion Exchange: A Special Study and Literature Review on Previous Works | springerprofessional.de

Process for recovering scandium from nickel-containing ...

 · 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 ...

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

 · 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, …

Scandium - an overview | ScienceDirect Topics

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 …

Scandium FAQ | Scandium International Mining Corporation

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.

Nickel | DuPont

Nickel is most frequently found in sulfidic ores and nearly always mixed with copper, cobalt, zinc, iron, and other metals. While solvent extraction (SX) can be used to recover nickel, novel selective ion exchange (IX) resins are making it possible to isolate and purify nickel at lower cost and in more environmentally sustainable ways.

Ma PHILIPPINE STOCK EXCHANGE INC. 3F ...

construct a pilot plant at Coral Bay Nickel Corp. (CBNC) to recover Scandium, a rare earth element. We attached such press release for reference. CBNC is the Philippines' first downstream nickel processing plant located in southern Palawan, which produces nickel-cobalt sulfide from low-grade lateritic

METHOD FOR RECOVERING SCANDIUM - SUMITOMO METAL …

 · On the other hand, because scandium is contained in the acid solution after adding the sulfidizing agent, nickel and scandium can be effectively separated using the HPAL process. As a method for recovering scandium from the above acid solution, it is suggested that scandium is adsorbed on a chelate resin having an iminodiacetic acid salt as a ...

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