Patent US1266775 - Method of separating nickel from nickel-copper .It has heretofore been proposed to separate the nickel. out of the matte by first roasting the matte, thereby converting the copper into oxid, and then leaching toseparate nickel from coopeer matte,how toseparate nickel from coopeer matte,The Best Way to Separate Copper and Nickel - Copper Wire RecyclingCopper often can be found in the nickel-bearing ore, while nickel is always . or two metals from the matte also can be used to separate the copper and nickel.


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Electrolytic processes for the extraction of nickel

The electrolytic method, however, can be used for nickel-copper mattes, and it . According to C. Schnabel, a current of 914.9 amperes is needed to separate a . In 1877, E. Andre proposed extracting nickel from nickeliferous matte, speiss,.

nickel processing | Britannica

Canadian ores are sulfides containing nickel, copper, and iron. The most .. The slag is drawn off, leaving a matte of 70 to 75 percent nickel. Because the.

Nickel: smelting, producing-Metalpedia

After producing the nickel matte, further processing is done via the . First, copper is removed by adding hydrogen sulfide, leaving a concentrate of only cobalt . Then, solvent extraction is used to separate the cobalt and nickel, with the final.

Nickel - Wikipedia

Nickel is a chemical element with symbol Ni and atomic number 28. It is a silvery-white lustrous ... They called this ore Kupfernickel from the German Kupfer for copper. .. The nickel matte is further processed with the Sherritt-Gordon process. . Then, solvent extraction is used to separate the cobalt and nickel, with the final.

A New Process for Cobalt – Nickel Separation - Teck

May 25, 2010 . removes most of the deleterious impurities, and thus produces a nickel-cobalt matte . common impurities found in leach liquors, such as copper, zinc, iron (II), .. The new process to separate cobalt from nickel is based on the.

Extraction and Refining of the Platinum Metals - Johnson Matthey .

Here the nickel-copper matte, carrying the platinum . 46 per cent of nickel and 28 per cent copper, together with . this concentrate with acids to separate the.

Process for recovering platinum group metals from ores also .

Aug 22, 1978 . The iron, nickel and copper in the leach solution can be .. in a high copper content matte and then further refinement to separate the precious.

nickel and cobalt - Eurometaux

Jul 3, 2014 . Solvent extraction is used to separate nickel and cobalt chlorides or sulphates .. Copper. Figure 9.5: Generic flowsheet for nickel matte refining.

NiDI LCA - Nickel Institute

The refining process begins with nickel matte or crude nickel products' delivery . to produce Class 1 nickel products: leaching, cobalt and copper extraction, nickel . nickel cobalt liquor undergoes solvent extraction to separate the nickel and.

Nickel Smelting and Refining - IFC

tion with copper-bearing ores, are mined from . to the furnace to produce a matte for processing. . Various processes are used to refine nickel matte. Fluid bed.

6 recovery of mineral values in cupriferous and nickeliferous pyrrhotite

of nickel and copper from Funter Bay, Alaska, sulfide ore and recovery of nickel from . ficiation, roasting, electric smelting of roasted ore for matte production, .. furnace to separate copper, nickel, and iron sulfides from the gangue. The.

Definitions - International Copper Study Group

Copper matte is obtained by fusion of roasted copper sulphide concentrates or ores to separate the copper sulphide from the gangue and other metals which.

12.3 Primary Copper Smelting - US Environmental Protection Agency

Pyrometallurgical techniques use heat to separate copper from copper sulfide . lead, selenium, magnesium, aluminum, cobalt, tin, nickel, tellurium, silver, gold, and . melted with siliceous flux in a smelting furnace to produce copper matte.


the treatment of copper-nickel matte, such as is obtained in the smelling- of sulphide . chloric acid, and to separate therefrom solid nickel chlo ride in a state of.


Jul 3, 2014 . smelting stage is then used to separate the copper sulphide from the other solids .. The matte conversion processes are the conventional ... Nickel. 1000 - 5000. <3. (1) Anode quality depends on raw material contents.

Copper - Mineral Fact Sheets - Australian Mines Atlas

The main ore mineral of copper in Australia (and worldwide) is chalcopyrite . of copper are recovered as a by-product of silver-lead-zinc, nickel and gold mining. . to the solvent extraction plant to separate the copper as a copper complex. . copper matte, which is a mixture mainly of iron and copper sulphides usually.

how toseparate nickel from coopeer matte,

Full-Text PDF - MDPI

Feb 19, 2014 . The pre-processing of e-waste to separate metal and non-metal fractions. .. Commonly, copper smelting routes including matte and black copper are .. impure lead bullion, nickel speiss, copper matte and depleted slag.

Finishes - Auric Metal Finishers

Copper. A highly efficient conductor of electricity, copper is generally applied as . with nickel either to separate base metal from surface coat, just as with copper, . cause short circuits, for our matte finishes we use a 'whisker mitigating' tin on.

Chapter 82 - Metal Processing and Metal Working Industry

Pyrometallurgical processes use heat to separate desired metals from other materials. These processes . Most of the recently built copper and nickel smelters use this process. .. Following smelting, the copper matte is fed into a converter.

Cobalt-Nickel Separation in Hydrometallurgy: a Review*

The separation of cobalt from nickel in aqueous solution has always been a problem for hydrometallurgists. . in sulphate-based high nickel matte leach processes or those produced in the acid pressure leaching of nickel .. process copper, zinc, cadmium and essentially ... not from its ability to separate Co from Ni but.

cond-mat/0511029 PDF - arXiv

nanowires have a diameter of 50 nm and consist of three layers – cobalt, copper and nickel. Based on the . copper is the Elliott-Yafet mode associated with frequent interface roughness scattering. . normally possible to separate the two.

UG-Mat Nonferrous Slags | Recycled Materials Resource Center

The refined ore is processed thermally to separate the metal and nonmetal . Copper and nickel slags are produced by: 1. roasting, in which sulfur in the ore is.

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