25% antimony are volatilized to antimony trioxide 25 40% antim ony ores are smelted in a blast furnace and 45 60% antimony ores are treated by liquation or iron precipitation A description of
Get PriceThe effect of slag composition on lead losses to slags and on the behavior of associated accessory elements in lead blast furnace smelting has been studied by the Bureau of Mines Equilibrations of 30 g of lead and synthetic slag doped with cu in tl and sb at 1 200 deg c in co co2 atmospheres revealed the importance of the feo sio2 ratio and the basicity ratio cao mgo sio2 of the slag
Get PriceLead to be manufactured from Rotary Furnace can be obtained directly from scrapped batteries or as slag from Mini Blast Furnaces In case of former batteries are cut open or broken to segregate lead scrap plastic and other materials from them lead scrap in the form of lead powder/ plates etc is charged in the furnace along with a proportionate charge of additives
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Get PriceAntimony >100 Copper >100 Tin >100 RM R P B W PARTICULATE METALS DISSOLVED METALS LIMESTONE COKE Blast Furnace Schematic Cab Crane Ventilation fan Flue to cooling chamber Tuyeres Blast furnace Conveyor Control for moveable • Smelting furnaces and refining kettles are employed to
Get PriceThe slag dumped from oxygen enriched smelting of a bottom blown furnace or antimony smelting of a blast furnace is a valuable source of antimony but without treatment it may cause enormous waste of resources and constitute an ecological threat to the surrounding environment
Get PriceThe lead from the blast furnace called lead bullion then undergoes the drossing process The bullion is agitated in kettles then cooled to 700 800 degrees This process results in molten lead and dross Dross refers to the lead oxides copper antimony and other elements that float to the top of the lead
Get PriceBlast furnaces produce hard or antimonial lead containing about 10 percent antimony Reverberatory and rotary kiln furnaces are used to produce semisoft lead containing 3 to 4 percent antimony however rotary kiln furnaces are rarely used in the U S and will not be discussed in detail
Get PriceTurkey Natural Graphite Green Pet Petroleum Met Coke Metallurgical Coke Turkey 1 Coke is divided into metallurgical coke including blast furnace coke cast coke and ferroalloy coke etc gasification coke and calcium carbide coke etc 2 Coke is mainly used in blast furnace iron smelting and blast furnace smelting of non ferrous metals such as copper lead zinc titanium antimony and
Get Pricelimitation on the recycle of steelmaking slag to the iron blast furnace is typically the impurity content particularly the sulfur phosphorus and zinc In copper smelting converter slags can be recycled to recover copper and flux The amount recycled is affected by the minor elements such as bismuth antimony and arsenic
Get PriceProduct Description 1 Structure of Metallurgical Coke of the size 30 80mm Description: Coke is m ade by high temperature metallurgical coke for blast furnace smelting casting and gasification Occurring in the process of coking after recovery and purification of coke oven gas is a high calorific value of fuel is an important industrial raw material in organic synthesis
Get PriceIt is also clear that industries which use pyrometallurgical processes such as blast furnaces reverbatory furnaces electric fur naces or retorts produce copious amounts of slag Over 95% of land disposed residuals from primary copper smelting and fire refining primary lead smelting primary antimony smelting primary mercury smelting
Get PriceThe slag is rich in zinc Other metals recovered are antimony tin silver and gold Blast furnace exposures of concern include metal fume carbon monoxide sulfur dioxide and arsenic Lead is further refined in a reverberatory furnace or electrolytically using molten sodium hydroxide and sodium nitrate [Burgess p 435 42]
Get PriceThe salt roasting process often produced antimony arsenic copper or lead compounds which flour and contaminate the mercury thus interfering with am algamation of silver blast furnace smelting at Eureka Nevada This process differed from the cold copper silver smelting developed at Black Hawk Colorado and not used in Idaho and was
Get PriceBlast furnaces produce a bullion that is high in antimony this bullion can be readily refined into lead antimony alloys Rotary Furnaces In most of the world other than the rotary furnaces long short and top blown have replaced blast furnaces as the major smelting vessels for lead recycling
Get PriceBlast furnace Blast furnaces are reduction furnaces that produce hard or antimonial lead containing about 10% antimony Pretreated scrap metal rerun slag scrap iron coke recycled dross flue dust and limestone are used as charge materials to the blast furnace Refining kettles can purify the metal taken from the smelting furnace or
Get PriceBlast furnaces produce a bullion that is high in antimony this bullion can be readily refined into lead antimony alloys Rotary Furnaces In most of the world other than the rotary furnaces long short and top blown have replaced blast furnaces as the major smelting vessels for lead recycling
Get PriceA blast of air oxidizes any remaining antimony or arsenic both of which harden lead hence the term softening furnace and these are skimmed off to be recovered later • After softening the lead goes to desilvering kettles where small quantities less than 1 percent by weight of zinc are added
Get PriceDuring volatilizing smelted in blast furnace antimony containing material is mixed with dearsenifying agent and deleading agent produces gaseous antimony trioxide particles in the reaction chamber the gaseous antimony trioxide particles are condensed directly in the mixing cooler into solid antimony trioxide particles and superfine antimony trioxide is finally obtained in the cloth dust
Get PriceSlag of gold antimony ore blast furnace smelting has seldom been studied In this paper the viscosities of gold antimony ore smelting slags of different composition have been studied by the rotating cylinder method The results showed that for a slag of % SiO 2 Pollution Characteristics of Sb As Hg Pb Cd and Zn in
Get PriceWe aimed to study the characteristics and the mechanism of the cumulative release of antimony at an antimony smelting slag stacking area in southern China A series of dynamic and static leaching experiments to simulate the effects of rainfall were carried out The results showed that the release of antimony from smelting slag increased with a decrease in the solid liquid ratio and the
Get PriceView Lead and Zinc from CHEG ADS12 at Addis Ababa University As of April 30 2024 this document is NO LONGER IN USE by the Pollution Prevention and Abatement Handbook World Bank Group
Get PriceBlast furnace smelting is used in metallurgy for extracting metals from ores Solid or molten metallic charges are converted by smelting in open hearth furnaces electric furnaces and oxygen Bessemer furnaces Ferrous alloys and nonferrous metals are refined by smelting From Figure 3 the trends in the release of antimony from smelting
Get PriceMini Blast Furnace for Lead Recycling Plant A Mini Blast Furnace commonly known as Mandir Bhatti or Shahi Bhatti is a 1 Simple time tested and widely used system 2 Produce secondary lead in India and many other countries 3 It is the most basic of all furnaces and a production system based on this technology has certain distinct
Get PriceBlast furnace smelting Intermediate grades of oxide or sulfide or mixed ores liquation residues mattes rich slags and briquetted fines or flue dusts are processed in water jacketed blast furnaces at 1300 1400 °C Theoretically this process is illustrated in Eqs In general the same blast furnace practice used for lead is followed
Get PriceAccording to PHREEQC 2 calculations the concentrations of As and Sb are controlled by the precipitation of complex arsenates and antimonates mainly at low L/S ratios The washing and related chemical/mineralogical transformation of APC residues was suggested as a technological pre treatment process before their re smelting in a blast furnace
Get PriceAntimony is a chemical element with symbol Sb from stibium and atomic number 51 Catasauqua Creek was the water course along which six of the first eight successful anthracite fueled iron smelting hot blast furnaces in North America were erected Bartholomew Metz Kneis 6 > for it was chosen in 1839 as a mill stream by Erskine
Get PriceApplication of Foundry coke Coke is widely used in the following fields blast furnace iron smelting and blast furnace smelting on copper lead zinc titanium antimony mercury and other nonferrous metals reducing agent heating agent and column casting role chemical calcium carbide and ferroalloy have different quality requirements
Get PriceIt consists of the following steps feeding stibnite containing feed mixed sodium salt sulfur fixing agent and powdery coal or coke into a furnace with a temperature of less than 900 C 1173 K As a result crude antimony metal ferrous sulfide gangue and regenerated molten salt mainly containing sodium carbonate are obtained
Get PriceCopper and lead sulfides in blast furnace matte are converted to sulfates and iron sulfide is converted to ferric oxide by roasting at 600° C Another disadvantage of this method of smelting is that the slags from the furnace contain antimony and lead in amounts that require retreatment in a blast furnace for their recovery A more
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