Crushing & Grinding Machines

A brief discussion on the smelting process of nickel iron

Blast furnace ferronickel production process mainly is dry sieving ore bulk crushing - ingredients sintering sinter and coke into blast furnace smelting flux and block - nickel iron ingot and slag water quenching - producing nickel ingot iron and slag...

Nickel Production Sintering Smelting

nickel smelting and refining process - EPC Mining 349 Nickel Smelting and Refining Industry Description and Practices Primary nickel The primary lead production process consists of four steps sintering smelting...

Effect of basicity on sintering behavior of saprolitic

Nov 01 2013 0183 32 The optimal basicity for the sintering of saprolitic nickel laterite is 10 Abstract Nickel pig iron NPI production has been experiencing robust development recently in China For NPI production by smelting technology in either a blast furnace or an electric arc furnace sintering is imperative to supply a qualified feedstock...

METHOD FOR IMPROVING THE REDUCTION DEGREE IN THE SMELTING

Jun 08 2012 0183 32 The above mentioned WO patent publication 2010/092234 thus relates mainly to the production of nickel-containing pellets by sintering Instead smelting conditions of the sintered pellets are not exactly described When describing the energy efficiency it is however mentioned that nickel containing in pellets catalyses chromium reduction in...

PDF The application of nickel lateritic ores in sintering

amount of NLOs mostly under 5 in the sintering mixture and smelting in BF to reduce costs not to produce the nickel-iron However due to low ratio of NLOs in the sintering mixture the...

Smelting Reduction of Spent Catalyst Containing Nickel A

The aim of this research was to study the recycling process and the feasibility to smelt the spent nickel catalyst for the production of nickel alloy or ferronickel The smelting process was carried out in a laboratory induction furnace The effects of SiO2/CaO for slag forming on metal recovery and smelting time were investigated Petroleum coke was used as reductant...

Ferronickel

Le Nickel casts matte as 01 m 03 m 04 m ingots on a continuous-belt mold caster These ingots are shipped to France where they are crushed ground and leached using chlorine in preparation for the production of high-purity nickel metal and nickel and cobalt chemicals Eramet 2010...

Nickel smelting producing

Flash smelting Flash smelting Finnish Liekkisulatus is a smelting process for sulfur-containing ores including chalcopyrite The process was developed by Outokumpu in Finland and first applied at the Harjavalta plant in 1949 for smelting copper ore It has also been adapted for nickel and lead production...

A study of mortality in workers engaged in the mining

A study of mortality in workers engaged in the mining smelting and refining of nickel II Mortality from cancer of the respiratory tract and kidney Roberts RS 1 Julian JA Muir DC Shannon HS Author information 1 Occupational Health Program McMaster University Hamilton Ontario Canada...

Production Sintering Practices Sintering of Nickel and

Dec 17 2020 0183 32 For all other porous structures a carbonyl nickel powder with higher bulk density is suitable Finer nickel powders can also be used by lightly compacting in a die or by roll compacting to produce the desired high green density Sintering temperatures between 850 and 1050 176 C 1560 and 1920 176 F are commonly used to produce porous nickel products...

THE EVIDENCE AND CONCLUSIONS RELEVANT TO NICKEL AND NICKEL

Nickel smelting and sintering Nickel refining The following diagram simplifies the operations and processes found in the production of nickel from extraction to preparation to processing and refining The refining stage is the processing of smelted product into pure nickel form...

Nickel pig iron

Nickel pig iron NPI is a low grade ferronickel invented in China as a cheaper alternative to pure nickel for the production of stainless steel citation needed The production process of nickel pig iron utilizes laterite nickel ores instead of pure nickel sold on the world market The alternative was developed as a response to the high price of pure nickel...

Smelting and Refining Operations

Mar 16 2011 0183 32 This method is used in copper and nickel production Iron ferrochromium lead magnesium and ferrous compounds are produced by reduction of the ore with charcoal and a flux limestone the smelting process usually taking place in an electric furnace The primary lead production process consists of four steps sintering smelting drossing...

Top 5 Nickel Producers And Other Smaller Producers To

Summary Nickel prices inventory reserves ore types cost curves and demand versus supply discussed Top 5 global nickel producers reviewed Smaller nickel producers and...

Metallurgical and Market Acceptance Test Work

The 2013 test work demonstrated that smelting Decar concentrates on a stand-alone basis with the addition of a reductant and fluxing agents produces a high-grade product of 35 -50 nickel the remainder being almost totally iron plus minor chromite compared to typical ferronickel products containing 15 -40 nickel...

A SMELTING PROCESS OF FERRONICKEL WITH NICKEL OXIDE

1 A metallurgical method of ferronickel production by blast-furnace smelting nickel oxide ore without crystal water wherein the said method of blast furnace smelting mainly comprising the following steps Crushing and sieving raw ores separating raw ore block in particulate diameter of 10-60 mm and ore powder in grain diameter smaller than 10 mm and mixing the feed of ore powder in grain...

Guide Smelting Casting

Dec 01 2017 0183 32 Nickel Smelting This guide will cover the process of obtaining Nickel Ingots from Nickel Ore There are three tiers of smelting for nickel The first tier has a 1 1 input to output ratio so it will not be covered by this guide The second tier multiplies input by 15 and the third tier multiplies input by 2...

Production of ferronickel from nickel laterites in a DC

Example 2 - 120 kW test A 120 kW DC-arc furnace was used for the processing of laterite calcine blends with the objective being the study of the smelting behaviour of materials with SiO 2 /MgO ratios ranging from 12 to 30 The smelting of laterite types having a range of Fe contents from 15 to 20 was tested at the same time A part of the test was devoted to the smelting of lateritic...

Utilisation of nickel plant leach residue by sintering

Aug 27 2009 0183 32 Utilisation of nickel plant leach residue by sintering technique Utilisation of nickel plant leach residue by sintering technique Dasgupta R Chaubey A 2009-08-27 00 00 00 TP 2268 Transactions of The Indian Institute of Metals Vol 62 Issue 3 June 2009 pp 187-190 R Dasgupta and AK Chaubey Institute of Minerals and Materials Technology Formerly Regional Research Laboratory...

CN1743476A

This invention provides a technology for smelting ferronickel of a nickel oxide ore containing water of crystallization including crushing and sieving the original ore to produce the powder to sintered ore blocks in which the sintered blocks coke limestone/calcium lime dolomite and cand are mixed and matched to be smelted in a blast furnace to get the ferric nickel and the weight...

CN103045857A

The invention discloses a production method for sintering converter granulated slag to produce blast-furnace smelting sintered ore The production method is characterized by comprising the following steps exposing converter granulated slag to high-pressure water to produce granulated slag with particle size of less than 5 mm performing magnetic separation and then piling thoroughly mixing...

Sintering Feasibility Study

The Ferronickel sinter smelting plant at China Nickel ore is the main raw material for the production of Ferro Nickel China is lacking in nickel resources and the domestic demand is fueled by import from Indonesia and Philippin sintering machine sintering machine 2 Production capacity t/unit 100 000 100 000 3 Fixed assets RMB...

2X80m3 FeNi Blast Furnace

Dec 31 2014 0183 32 With rise of international Ferro Nickel prices from 2005 companies in China try to apply the used small blast furnace in Ni ore smelting the production flow shows as following Laterite Nickel broken screening dry process intergradient sintering smelting Nickel pig iron < Small blast furnace production process of Ferro-nickel >slag 4...

Nickel contamination

Oct 26 2012 0183 32 From current production and metal types the pyrometallurgical is the main method The non-ferrous metal smelting method can basically be divided into three categories the first category is a sulfide mineral raw materials for sulfur smelting copper nickel metal belonging to this category second category is the sulfide mineral raw materials before roasting or sintering production of metal...

Nickel pig iron What is this cheaper nickel alternative

Nov 02 2016 0183 32 This is already similar to the quality of ferronickel produced by nickel giants like Vale In contrast the nickel pig iron produced by blast furnaces contain only four to 13 percent nickel Smelting and sintering processes remove the impuriti The molten nickel-iron is then cast into pig molds thus forming nickel pig iron...

Nickel processing

Nickel processing - Nickel processing - Extraction and refining The extraction of nickel from ore follows much the same route as copper and indeed in a number of cases similar processes and equipment are used The major differences in equipment are the use of higher-temperature refractories and the increased cooling required to accommodate the higher operating temperatures in nickel...

Smelting Cranes and Equipment

The smelting process is a crucial part of copper nickel lead silver and iron production most of these ores begin with impurities present and must be processed prior to industrial use The metal ore once heated with chemical reducing agents is split to separate waste elements from elemental metals which are then refined and used...