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Shaft furnace reductionoxidation roasting of pelletized alunite dust / by Riley, Edlund, and Nissen.
... resources of copper slags, the smelting chlorination ... Smelting chlorination method applied to removal ... smelting oxidation desulfurization of copper ...
Copper is produced by a looping oxidizing process wherein oxidation of copper ... desulfurization), recovery of copper ... smelting, the copper content in the slag is ...
A copper smelting process is disclosed in which ... iron sulfide and subsequently sulfur are removed by oxidation from ... Situ desulfurization scrubbing ...
... 15 mm is added to copper smelting slag containing Fe ... to copper smelting slag containing Fe having an oxidationreduction ... Desulfurization of vacuum ...
Primary Copper Smelting General1 ... types have selfgenerating energy by the exothermic oxidation of hydrogen sulfide, shown in the reaction below.
The results indicate that the rate of copper slags smelting oxidation desulfurization depends on the matte mass transfer rate through the slag phase. After the oxidation treatment, sulfur of copper slags can be removed as SO2 efficiently.
or that were not oxidized during the oxidation process(Yen et al. 2006). ... Pb and Fe from the copper smelting slags cooled in different ways after tapping.
Minimization of Copper Losses in Copper Smelting Slag During . not exceeding a slag temperature of 1250°C, and controlling the Fe/SiO2 ratio in the smelting furnace ...
... Al2O3) and the content of copper in the matte on resulting copper content in the slag during smelting ... smelting, slag, copper, ... oxidation rate of the copper
A copper smelting process is disclosed in which ... not adversely affect the desulfurization of the matte ... recycling the slag S to the smelting ...
On Feb 1, 2011 L. Li (and others) published: Study on smelting reduction ironmaking of copper slag
AbstractThe response characteristics of iron smelting reduction of copper slags were studied in this paper. With the molten slag basicity of 1·4, the γ (FeO) takes ...
The treatment of these products depends on the metallurgical extractive process of lead and copper. Gold Smelting ... oxidation generated by the ... Gold Smelting ...
Copper Smelting Industry Description ... energy released during oxidation of the sulfur in the ore. ... impurities (as converter slag) and to form blister copper.
Advanced Research on Advanced Structure, Materials and Engineering: Study on Recovering Iron from Smelting Slag by Carbothermic Reduction
copper processing: the extraction of copper from ... the slag and pouring the blister copper. ... more resistant to oxidation at high temperatures than is copper.
Oxidation Potentials in Matte Smelting of ... for a group of slags from a copper converter at ... Oxidation potentials in the matte smelting of copper and ...
Zinc and lead are the two most widely used nonferrous metals after aluminium and copper as ... Smelting 1 Ca+Mg ... use lead paste desulfurization to reduce ...
A second popular treatment for converting sulfides is pressure oxidation. ... resists chemical attack by the slag. In modern copper smelting. ... Desulfurization of ...
The smelting stage involves the oxidation of the feed to form a copper matte and a smelting slag by injection of ... are the slag chemistry, desulfurization of the ...
In order to make full use of copper slag and solve the problem of its storage, the direct reduction of copper slag to antibacterial stainless steel was proposed.
Use of lances for charging and blowing increases rates of smelting and oxidation and ... to the slag after oxidation. Copper in the ... desulfurization can be ...
Looping Sulfide Oxidation ™ Process for Anode Copper ... Looping Sulfide Oxidation ™ Process ... chemistry of copper smelting slags and copper losses at ...
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