• Antimony Smelting 911metallurgist

    Hence the percentage loss in antimony is: 100 x (025 x 4480) – (1224 x 0805)/ (025 x 4480) = about 12 per cent Each furnace requires two workmen per shift of 12 hours (b) Reduction of the Trioxide to Regulus—The reduction furnace can smelt

  • Antimony smelting process generating solid wastes

    A large amount of solid waste has been produced by the antimony smelting process in the "World Capital of Antimony", Xikuangshan area in China This study comprehensively investigated the physical and chemical characteristics of the various solid wastes, as well as the leaching behavior of the solid wastes, which included waterquenched slag, arsenicalkali residue, desulfurized slag and blast furnace dust

  • Cited by: 53
  • Antimony process American, Smelting Refining

    The process for treating antimonial lead which comprises softening the lead, reducing and smelting the antimony slag therefrom to metal, removing tin and arsenic from said metal, concentrating same into a high antimony product and euitectic metal, treating the high antimony product in a fuming furnace thereby yielding antimony oxide, an antimonial slag and residual metal, recycling the residual metal to the

  • Improved Smelting and Refining Processes for

    The antimony smelting techniques that have been developed in Xikuangshan are typical of smelters in China Traditional smelting methods have been improved since the 1940s, but several novel achievements have been introduced in recent years

  • A New Pyrometallurgical Process for Producing

    The process mainly consists of three steps, which are reduction smelting, alkaline refining, and blowing oxidation First, the reduction smelting of antimonial dust is carried out in an oxygenrich

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  • Xinhuan Nonferrous Metal Smelting Plant antimony

    Smelting Processing Plant : Sampling Process: Imported Materials'Graphs: NonFerrous Metals Smelter: Tailing Ponds Ores Purchasing Antimony OreAntimony ConcentrateRough Antimony Oxide Antimony ScrapsAntimony Alloy Scraps; Material s PurchasingCopper MaterialCobalt and Molybdenum slagsNickel Materiels Lead MaterielsZinc MaterielsTin Materiels

  • USA Process of smelting antimony ore

    This invention relates to a process forobta ining'antimony from antimony trioxide An object of the invention is the provision of a process for obtaining antimony from the trioxide in a simple and

  • Cited by: 1
  • OneStep Extraction of Antimony in Low Temperature

    comprehensively in crude antimony In comparison to traditional antimony pyrometallurgical process, the smelting temperature of present process is reduced from 1150–1200 C (1423–1473 K) to 850–900 C (1123–1173 K) Sulfur obtained in stibnite is fixed in FeS which avoids SO 2 emission owing to the sulfurfixing agent

  • Extraction Process of Antimony from Stibnite by

    A new pyrometallurgical process to extract antimony from stibnite concentrate was proposed Thermodynamic analysis of extraction process was conducted Based on the thermodynamic analysis, the influence of volatilization temperature, volatilization time, blowing oxygen, low melting point slagging on the volatilization rate of antimony and the residual rate of antimony in the slag was investigated

  • Author: Dongbo Li, Xiaohua Yang
  • mining process for antimony

    Antimony smelting process generating solid wastes and dust Metallic antimony with a purity of 994% is obtained when the antimony oxide is reduced in a reverberatory furnace at 1200°C by reducing coal During the refining process in a reverberatory furnace, any As accompanying the antimony oxide is removed by the addition of sodium hydroxide

  • USA Process of smelting antimony ore

    Process of smelting antimony ore Download PDF Info Publication number USA USA USA USA USA US A US A US A US A US A US A US A US A US A US A US A US A Authority US United States Prior art keywords crucible trioxide

  • OneStep Extraction of Antimony in Low Temperature

    comprehensively in crude antimony In comparison to traditional antimony pyrometallurgical process, the smelting temperature of present process is reduced from 1150–1200 C (1423–1473 K) to 850–900 C (1123–1173 K) Sulfur obtained in stibnite is fixed in FeS which avoids SO 2 emission owing to the sulfurfixing agent

  • Xinhuan Nonferrous Metal Smelting Plant antimony

    Xinhuan Nonferrous Metal Smelting Plant In January, 2008, Huachang Antimony Industry invested to Xinhua Nonferrous Metal Smelting Plant and took charge of purchasing raw materials for the plant Established in March, 1985, the former name of Xinhuan Nonferrous Metal Smelting Plant is Lei yang Lead & Zinc Smelting Plant

  • Secondary Lead Smelting Trainex

    • Describe the basic smelting process terms: smelting, refining, and alloying Antimony Lead Selenium Cadmium Osmium Arsenic Mercury 1613 1210 1054 904 849 721 660 627 318 214 41 32 14 CrO 2/CrO 3 Ni(OH) 2 Be(OH) 2 Ag Ba(OH) 2 Tl 2O 3 Sb 2O 3 PbO 2 SeO 2 Cd OsO 4 As 2O 3 Hg 1610 693 1054 627 904 138 660 B15 318 214 41 32 14 CrO 2/CrO 3

  • A New Pyrometallurgical Process for Producing

    Antimonial dust is a byproduct of lead smelting and an important material for extracting antimony A new pyrometallurgical process for producing antimony white from the antimonial dust is reported The process mainly consists of three steps, which are reduction smelting, alkaline refining, and blowing oxidation First, the reduction smelting of antimonial dust is carried out in an oxygenrich

  • Lonely Antimony | Antimony Element | ChemTalk

    By using iron oxide as a reducing agent, sulfur goes through a fixation smelting process in sodium molten salt This effective method can recover up to 9148% antimony with a purity of 96% Antimony can also be isolated from refractory gold ore through the process of sodium sulfide leaching

  • 123 Primary Copper Smelting

    A typical pyrometallurgical copper smelting process, as illustrated in Figure 1231, includes 4 steps: roasting, smelting, concentrating, and fire refining Ore concentration is roasted to reduce impurities, including sulfur, antimony, arsenic, and lead The roasted product, calcine, serves as a dried and heated charge for the smelting furnace

  • How to Remove Arsenic, Antimony & Bismuth from

    Removal of arsenic, antimony and bismuth from copper may take place in the smelting operations by scorification, volatilization, or, under special treatment, by processes of concentration Owing to the great variety of materials that are treated in economical metallurgy, it is rarely possible to obtain exact weights from any particular operation

  • USA Process for producing antimony

    A process for the production of antimony trioxide comprising the steps of: (i) reacting antimony trisulfide with iron (III) chloride to produce antimony trichloride; and (ii) hydrolyzing antimony trichloride to produce antimony trioxide In a preferred embodiment, the process is substantially closed or nearclosed loop Antimony trioxide is a known flame retardant for use in plastics, ceramics

  • mining process for antimony

    Antimony smelting process generating solid wastes and dust Metallic antimony with a purity of 994% is obtained when the antimony oxide is reduced in a reverberatory furnace at 1200°C by reducing coal During the refining process in a reverberatory furnace, any As accompanying the antimony oxide is removed by the addition of sodium hydroxide

  • MIT’s accidental smelting discovery unlocks the

    In a typical smelting process, this sulphur would have immediately bonded with oxygen in the air to form sulphur dioxide, the major cause of acid rain Antimony captures electronic niche markets What the effect of this discovery will be on the global antimony market is hard to guess

  • OneStep Extraction of Antimony in Low Temperature

    comprehensively in crude antimony In comparison to traditional antimony pyrometallurgical process, the smelting temperature of present process is reduced from 1150–1200 C (1423–1473 K) to 850–900 C (1123–1173 K) Sulfur obtained in stibnite is fixed in FeS which avoids SO 2 emission owing to the sulfurfixing agent

  • Separation of Antimony from a Stibnite Concentrate

    The main purpose of this study is to characterize and separate antimony from a stibnite concentrate through a lowtemperature sulfurfixing smelting process This article reports on a study conducted on the optimization of process parameters, such as flux and zinc oxide weight percentage, in charging, smelting temperature, smelting duration on the antimony yield, resultant crude antimony grade

  • A New Pyrometallurgical Process for Producing

    Antimonial dust is a byproduct of lead smelting and an important material for extracting antimony A new pyrometallurgical process for producing antimony white from the antimonial dust is reported The process mainly consists of three steps, which are reduction smelting, alkaline refining, and blowing oxidation First, the reduction smelting of antimonial dust is carried out in an oxygenrich

  • Secondary Lead Smelting Trainex

    • Describe the basic smelting process terms: smelting, refining, and alloying Antimony Lead Selenium Cadmium Osmium Arsenic Mercury 1613 1210 1054 904 849 721 660 627 318 214 41 32 14 CrO 2/CrO 3 Ni(OH) 2 Be(OH) 2 Ag Ba(OH) 2 Tl 2O 3 Sb 2O 3 PbO 2 SeO 2 Cd OsO 4 As 2O 3 Hg 1610 693 1054 627 904 138 660 B15 318 214 41 32 14 CrO 2/CrO 3

  • Lonely Antimony | Antimony Element | ChemTalk

    By using iron oxide as a reducing agent, sulfur goes through a fixation smelting process in sodium molten salt This effective method can recover up to 9148% antimony with a purity of 96% Antimony can also be isolated from refractory gold ore through the process of sodium sulfide leaching

  • Method for processing copper smelting materials and

    The roasting process enables large quantities of arsenic and/or antimony to be eliminated, together with any bismuth present, and also enables sufficient sulphur to be retained in the roasted solids for further processing thereof The invention is characterized more specifically by

  • 123 Primary Copper Smelting

    A typical pyrometallurgical copper smelting process, as illustrated in Figure 1231, includes 4 steps: roasting, smelting, concentrating, and fire refining Ore concentration is roasted to reduce impurities, including sulfur, antimony, arsenic, and lead The roasted product, calcine, serves as a dried and heated charge for the smelting furnace

  • New method developed for producing some metals |

    Simple, efficient process Electrolysis is much more efficient than traditional heatbased smelting methods, because it is a singlestep continuous process, Sadoway explains The discovery of that process is what transformed aluminum, more than a century ago, from a precious metal more valuable than silver into a widely used inexpensive commodity

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