Jaw Crusher

As a classic primary crusher with stable performances, Jaw Crusher is widely used to crush metallic and non-metallic ores as well as building aggregates or to make artificial sand.

Input Size: 0-1020mm
Capacity: 45-800TPH

Materials:
Granite, marble, basalt, limestone, quartz, pebble, copper ore, iron ore

Application:
Jaw crusher is widely used in various materials processing of mining &construction industries, such as it is suit for crushing granite, marble, basalt, limestone, quartz, cobble, iron ore, copper ore, and some other mineral &rocks.

Features:
1. Simple structure, easy maintenance;
2. Stable performance, high capacity;
3. Even final particles and high crushing ratio;
4. Adopt advanced manufacturing technique and high-end materials;

Technical Specs

ore salt roasting

ore salt roasting jumualtdorf.ch

The salt roasting process, or roast-leach process is the direct extraction of Vanadium from Titaniferous Magnetite ore. It is a multi-step process of crushing-milling-roasting-leaching-precipitation and calcination to produce only Vanadium in the get priceget price

Salt roasting of vanadium ore in the presence of

Salt roasting vanadium ores to produce soluble vanadates is a well known process in the art. The vanadates so produced can be leached from the roast residue with water or with aqueous solutions of acids or bases, and the vanadium can be recovered from the aqueous leach liquor by a variety of known and efficient processes.get price

Cited by: 16

(PDF) Thermodynamics of salt roasting of sulphide ores

The sulphide ore is roasted with sodium chloride in air. Metal sulphides are converted to chlorides that can be separated from the unaffected gangue material. At a temperature of 1100 K the...get price

Salt roasting of vanadium ore in the presence of

OSTI.GOV Patent: Salt roasting of vanadium ore in the presence of carbonget price

US4477416A Salt roasting of vanadium ore in the

A process is provided for extracting vanadium values from a vanadium-bearing ore in which a carbonaceous material is added to a salt roast mixture containing ore and an alkali metal salt, e.g.,...get price

Cited by: 16

Sodium-Salt-Assisted Reductive Roasting for

2019-6-7  The dual effect of sodium-salt-assisted reductive roasting for iron recovery and chromium enrichment from lateritic iron ore was investigated. Iron oxides were reduced to metallic iron through reductive roasting, while Al- and Si-bearing components were transformed to sodium aluminosilicate and/or diaoyudaoite.get price

Cited by: 1

Gold Ore Roasting Techniques Mineral Processing &

2016-7-14  Roasting Arsenopyrite Ore for Gold. The roasting of ores containing arsenopyrite presents greater difficulties than straight pyritic ores mainly because of the tendency toward the formation of insoluble arsenites and arsenates, which have a detrimental effect on get price

Amalgamation Of Gold Ores & Chloritizing Roasting

2016-3-9  In roasting several samples for 1 hour with 5 per cent, salt, from 70 to 80 per cent, of the silver, and from 68 to 85 per cent, of the gold were lost. The chloridized ore assumed a dead-white color. After leach­ing it with water, the solution gave only a faint get price

OUTOTEC ROASTING SOLUTIONS

2017-2-13  roasting step. Due to the low specific heat value of whole ore, it is generally necessary to add fuel to the reactor. A two-stage roasting process combines partial roasting in the first stage with dead roasting in the second stage. The first stage is used as a de-arsenifying process step in an oxygen-deficient roasting atmosphere, while theget price

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Roasting of gold and silver ores : and the extraction of

2007-1-25  Roasting of gold and silver ores : and the extraction of their respective metals without quicksilver Item Preview > remove-circle Share or Embed This Item. Share to get price

页数: 162

Salt roasting of vanadium ore in the presence of carbon

Complete Patent Searching Database and Patent Data Analytics Services.get price

Sodium-Salt-Assisted Reductive Roasting for

The dual effect of sodium-salt-assisted reductive roasting for iron recovery and chromium enrichment from lateritic iron ore was investigated. Iron oxides were reduced to metallic iron through reductive roasting, while Al- and Si-bearing components were transformed to sodium aluminosilicate and/or diaoyudaoite. Thus, direct reduced iron (DRI) was recovered by magnetic separation, while Cr(IIIget price

Formation of Chromium-Containing Molten Salt Phase

2018-3-20  the formation of the molten salt phase under different roasting conditions and its effect on the final chromium recovery. Keywords: chromite ore, oxidative roasting, molten salt phase, NaOH, KOH, chromium recovery 1. Introduction Le Chatelier, in the 19th century, first applied alkali roasting in oxidising conditions for theget price

Recovery of vanadium from secondary tailing of iron

2021-3-7  In this paper, the recovery of vanadium from the secondary tail deposits of iron ore by salt roasting-alkaline leaching and solvent extraction has been investigated. To extract the vanadium, after the characterizations studies (XRF, SEM, and EPMA analyzes), preliminary leaching was performed using HCl to reduce lime.get price

Sodium-Salt-Assisted Reductive Roasting for

The dual effect of sodium-salt-assisted reductive roasting for iron recovery and chromium enrichment from lateritic iron ore was investigated. Iron oxides were reduced to metallic iron through reductive roasting, while Al- and Si-bearing components were transformed to sodium aluminosilicate and/or diaoyudaoite. Thus, direct reduced iron (DRI) was recovered by magnetic separation, while Cr(IIIget price

Studies on extraction of vanadium by fluo-solid salt

A vanadium bearing titaniferous magnetite ore from Mayurbhanj district, Orissa, containing 0.97% V2O5. 13.88% TiO2 and 55.44% total iron was used for studies on extraction of vanadium by fluo-solid salt roasting in a 2.54 cm diameter quartz reactor. At optimum roasting temperature of 850°C, a feed with ore: salt ratio of 25: 3 employing-60 + 120 mesh (B.S.S.) size of the ore was roasted forget price

Roasting. Continued ChestofBooks

The quantity of salt used depends on circumstances, and varies from one to twenty per cent. of the weight of the ore. 21. Salt is a compound of the metal sodium with chlorine, and is the cheapest source of chlorine. The chlorine of the salt is transferred, under the action of heat, from the sodium to the other metals, by a variety of agenciesget price

Smelting and Roasting Ores to recover gold, silver and

2014-6-26  The process works best when the ore is crushed to small pieces before roasting. Additives, such as common rock salt are often added to the mix before get price

OUTOTEC ROASTING SOLUTIONS

2017-2-13  roasting step. Due to the low specific heat value of whole ore, it is generally necessary to add fuel to the reactor. A two-stage roasting process combines partial roasting in the first stage with dead roasting in the second stage. The first stage is used as a de-arsenifying process step in an oxygen-deficient roasting atmosphere, while theget price

The effect of molten sodium titanate and carbonate salt

2004-1-18  The effect of molten sodium titanate and carbonate salt mixture on the alkali roasting of ilmenite and rutile minerals. VII International Conference on Molten Slags Fluxes and Salts,The South African Institute of Mining and Metallurgy, 2004.get price

Thermodynamics of salt roasting of sulphide ores

Thermodynamic analysis of a non-polluting process for the effective treatment of lean multimetallic sulphide ores is presented. The sulphide ore is roasted with sodium chloride in air. Metal sulphides are converted to chlorides that can be separated from the unaffected gangue material. At a temperature of 1100 K the chlorides are present both in gaseous and in condensed states.get price

Sodium-Salt-Assisted Reductive Roasting for

The dual effect of sodium-salt-assisted reductive roasting for iron recovery and chromium enrichment from lateritic iron ore was investigated. Iron oxides were reduced to metallic iron through reductive roasting, while Al- and Si-bearing components were transformed to sodium aluminosilicate and/or diaoyudaoite. Thus, direct reduced iron (DRI) was recovered by magnetic separation, while Cr(IIIget price

Studies on extraction of vanadium by fluo-solid salt

A vanadium bearing titaniferous magnetite ore from Mayurbhanj district, Orissa, containing 0.97% V2O5. 13.88% TiO2 and 55.44% total iron was used for studies on extraction of vanadium by fluo-solid salt roasting in a 2.54 cm diameter quartz reactor. At optimum roasting temperature of 850°C, a feed with ore: salt ratio of 25: 3 employing-60 + 120 mesh (B.S.S.) size of the ore was roasted forget price

US Patent for Salt roasting of vanadium ore in the

Salt roasting of vanadium ore in the presence of carbon Sep 27, 1982 Union Carbide Corporation A process is provided for extracting vanadium values from a vanadium-bearing ore in which a carbonaceous material is added to a salt roast mixture containing ore and an alkali metal salt, e.g., NaCl.get price

Effects of Reductive Roasting with Sodium Salts on

2018-2-2  Abstract. In our previous study, TiO 2 was enriched through stepwise removal of SiO 2 and Al 2 O 3 via H 3 PO 4 and NaOH leaching from non-magnetic material, which was derived from reductive roasting of bauxite ore residues with sodium salts followed by magnetic separation. In this research, to elucidate the corresponding mechanism, the effects of reductive roasting with sodium salts onget price

Mechanism of sodium chloride in promoting

2016-7-4  Although the mechanism of promoting the reduction of ore by chloride salt has been studied in the literature 20,22,23, there is a paucity of information available on the effect of moisture onget price

Aqueous leaching of lithium from simulated

An effective method of salt roasting followed by water-leaching was applied to extract lithium from lepidolite and spodumene, in which the ore was activated at certain temper-atures and insoluble lithium was transformed into soluble lithium, which was extracted by water. In 1955, Ellestad and Clarke con rmed that K 2SO 4 as an ion exchangeget price

Upgrading iron and removing phosphorus of high

2019-11-20  methods [6-9], e.g., microwave roasting [10], salt roasting [11, 12], sulfur-fixed roasting [13] and sintering roasting modelling [14], and sulphating roasting [15-17]. Segregation roasting, a technology that applies to the theory of chlorination metallurgy, shows excellent performance in extracting valuable compositions and removing harmfulget price

OUTOTEC ROASTING SOLUTIONS

2017-2-13  roasting step. Due to the low specific heat value of whole ore, it is generally necessary to add fuel to the reactor. A two-stage roasting process combines partial roasting in the first stage with dead roasting in the second stage. The first stage is used as a de-arsenifying process step in an oxygen-deficient roasting atmosphere, while theget price

春铁军 安徽工业大学 冶金工程学院 X-MOL

2019-4-17  Upgrading and Dephosphorization ofWestern Australian Iron Ore Using Reduction Roasting by Adding SodiumCarbonate. International Journal of Minerals, Metallurgy and Materials,2013, 20(6): 505-513. (5) Deqing ZHU, Tiejun CHUN*, Jian PAN, Zhen HE.Recovery of Iron from High-Iron Red Mud by Reduction Roasting with AddingSodium Salt.get price

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