furnace for roasting sulfides
The carbonate-concentrate mixture is fed to a furnace for roasting to convert the metal sulfides to sulfates. During roasting the roast may be rabbled periodically to maximize …
furnace for roasting sulfides
Heat balance for calcination shaft furnace Roasting of sulfides Roasting is the oxidation of metal sulfides to metal oxide and sulfur dioxide ZnS 3O2 = 2ZnO 2SO2 2FeS2 55O2 = …
Roasting Copper Sulfides Chemistry
The roasting process is widely used in extracting copper from its sulfide ores. At present the development of a new process for winning copper from pelletized chalcocite concentrate is underway at the Bureau of Mines …
US5254320A
The lime-containing material--such as calcium hydroxide--is mixed into the cooling water for the roasting furnace and sprayed into the furnace as a lime-containing aqueous slurry. …
Furnace For Roasting Sulfides
Roasting furnaces are used to react sulfides to produce metal oxides, which can be converted to metals in the next process step The sulfides are used as a reducing agent in …
(PDF) Evaluation of operated roasting furnace …
Evaluation of operated roasting furnace operating for sulphide materials. October 2017 ...
Zinc Roasting Furnaces
There is little or no indication that this type of metal melting furnace cannot be well adapted for the roasting of zinc sulfides, as well …
ROASTING OF SULFIDE MINERALS
ROASTING OF SULFIDE MINERALS In addition to common metals like copper, lead, zinc, and nickel a number of other metals such as antimony, bismuth, cadmium, cobalt, mercury, and …
US3094409A
It has been found that in roasting sulfide materials with high nickel sulfide contents, i.e., containing 64% to 72% nickel and cobalt, up to about 8% copper, up to about 2% iron and …
Roasting Furnace
A Howell furnace, with the Pardee patent diaphragm, has been used for several years by the Moulton Mining Company at Butte, and has given good results. Fig. 4 is a side elevation of a well-known form of furnace with my …