RECOVERY OF NICKEL AND COBALT FROM ORE -

A process is provided for the selective recovery from an impure solution of pure nickel and cobalt solutions, suitable for electrolysis of the respective metals. The impure solution may be that obtained from acid leaching of nickel/cobalt bearing laterite or oxide ore.

cobalt recover from nickel ore

Leaching and ion exchange based recovery of nickel and. The paper presents the outcomes of exploratory research relating to the atmospheric pressure and ambient temperature leaching of nickel and cobalt from a Western Australian low grade, disseminated, nickel-cobalt sulfide ore, and the subsequent recovery using ion exchange (IX) using alkaline glycine solutions in mildly …

US2872306A - Recovery of cobalt and nickel from ores ...

US2872306A US588066A US58806656A US2872306A US 2872306 A US2872306 A US 2872306A US 588066 A US588066 A US 588066A US 58806656 A US58806656 A US 58806656A US 2872306 A US2872306 A US 2872306A Authority US United States Prior art keywords ore nickel aluminum sulfate liquor leaching Prior art date Legal status …

JOM 0610: Cobalt-Its Recovery, Recycling, and Application

To recover strategic and critical metals from superalloy scrap (SAS), the former U.S. Bureau of Mines developed a process that utilized novel double membrane electrolytic cells (DMEC) to electrorefine SAS into high-purity cobalt and nickel cathodes. 17 Integrated with copper cementation, iron SX, carbon adsorption, and cobalt SX operations, the ...

Nickel recovery from a high ferrous content laterite ore

A process is described for the recovery of nickel and/or cobalt from laterite or partially oxidized lateritic ores having a substantial proportion of the iron present in the ferrous state. The process includes providing a laterite or partially oxidized laterite ore wherein a substantial proportion of the iron present in the ore is in the ferrous state; acid leaching the ore to provide …

US20010001650A1 - Recovery of nickel and cobalt from …

A process is provided for the selective recovery from an impure solution of pure nickel and cobalt solutions, suitable for electrolysis of the respective metals. The impure solution may be that obtained from acid leaching of nickel/cobalt bearing laterite or oxide ore. The impure solution is contacted with a solid ion exchange resin to selectively extract nickel and cobalt, while …

Enhanced methods for nickel recovery from low-grade …

All nickel ores have relatively low nickel content, the classification is as follows: high-grade nickel ore has Ni content greater than 1.8%, middle-grade nickel ore has Ni content between 1.3-1.7%, low-grade nickel ore has Ni …

RU2333972C2 - Nickel recovery and cobalt from laterite …

method of nickel and cobalt recovery from nickel- and cobalt-containing laterite ores includes burning of source ore in deoxidising atmosphere in rotary calciner for selective reduction of …

Recovery of Nickel and Cobalt from a Low Grade Laterite Ore

Based on the experimental results, the efficient recovery of cobalt (Co) and nickel (Ni) from the low grade laterite ore can be achieved using the pressure leaching and neutralization treatment ...

EP1159461A1 - Recovery of nickel and cobalt from ore ...

EP1159461A1 EP00913778A EP00913778A EP1159461A1 EP 1159461 A1 EP1159461 A1 EP 1159461A1 EP 00913778 A EP00913778 A EP 00913778A EP …

RU2333972C2 - Nickel recovery and cobalt from laterite …

FIELD: metallurgy. SUBSTANCE: invention concerns metallurgy field. Particularly it concerns nickel and cobalt recovery. Method of nickel and cobalt recovery from nickel- and cobalt-containing laterite ores includes burning of source ore in deoxidising atmosphere in rotary calciner for selective reduction of nickel and cobalt, at that before burning reducer either is not added …

Efficient Synchronous Extraction of Nickel, Copper, and ...

Separation and recovery of iron and nickel from low‒grade laterite nickel ore using reduction roasting at rotary kiln followed by magnetic separation technique. Mining, Metallurgy & …

EP1159461B1 - Recovery of nickel and cobalt from ore ...

cobalt nickel ion exchange feed solution solution Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Not-in-force Application number EP00913778A Other languages German (de) French (fr)

RECOVERY OF NICKEL AND COBALT FROM ORE - William …

Nickel and cobalt can be recovered in essentially pure form from the respective pure nickel and cobalt solutions by a variety of conventional techniques, for example by electrowinning. Inventors: Duyvesteyn, Willem P. C. (RENO, NV, US) Neudorf, David A. (RENO, NV, US) Weenink, Erik M. (SPARKS, NV, US) Hanson, James S. (RENO, NV, US)

Oxidative precipitation recovers nickel and cobalt from ...

Oxidative precipitation recovers nickel and cobalt from ore. An alternative method for processing mixed nickel-cobalt hydroxide precipitate to separate the nickel from cobalt and manganese has been proposed by a team from the Bandung Institute of Technology (Bandung, Indonesia; ), the Indonesian Institute of Sciences (Bandung) and ...

Microbial Leaching for Recovery of Nickel and Cobalt from ...

Acidithiobacillus ferrooxidans a chemolithotrophic bacterium has been reported to solubilize nickel from lateritic ore by microbial reductive method. Recent study reported about the use of DIRB (Dissimilatory Iron Reducing Bacteria) in bio-reduction of lateritic chromite overburden (COB) and enhancement in nickel and cobalt recovery.

Method of nickel extraction from ore

The invention relates to metallurgy, namely hydrometallurgical methods for extracting Nickel and cobalt from laterite Nickel ores. The known method according to the patent of Russian Federation №2267547 whose description ore with the addition of elemental sulfur and chlorides of alkali and alkaline earth metals in amounts respectively of 2-3% and 1-1,5% by weight of the dry ore is …

Recovery of nickel and cobalt as MHP from limonitic ore ...

In the present study, precipitation of nickel and cobalt as mixed hydroxide precipitate (MHP) from pregnant leach solution of nickel limonite ore from Soroako after iron removal stage was carried out.

Cobalt Recovery from Waste Catalysts (Petroleum …

cobalt recovery, commercial waste Petroleum industry catalyst is used to recover cobalt content by roasting- leaching step. From the leach solution cobalt was pre- cipitated and redissolved in sulphuric acid which was used for electrolysis of cobalt recovery. This spent catalyst mostly consists of Mo, Co, Ni, Fe, Si, Al as their oxides.

Recovery of Nickel and Cobalt by a Hydrometallurgical ...

Leaching of nickel garnierite ore with sulfuric acid resulted in a mixed sulfate solution of Co(II) and Ni(II) with high magnesium content. In order to find an optimum condition to separate cobalt ...

RECOVERY OF NICKEL AND COBALT FROM ORE - William …

A process is provided for the selective recovery from an impure solution of pure nickel and cobalt solutions, suitable for electrolysis of the respective metals. The impure solution may be that obtained from acid leaching of nickel/cobalt bearing laterite or oxide ore. The impure solution is contacted with a solid ion exchange resin to ...

RECOVERY OF NICKEL AND COBALT FROM ORE - BHP …

The impure solution may be that obtained from acid leaching of nickel/cobalt bearing laterite or oxide ore. The impure solution is contacted with a solid ion exchange resin to selectively extract nickel and cobalt, while rejecting at least one element of the group manganese, magnesium, calcium, iron(II), and chromium(III).