antimony refineing process

2016年2月8日  Binz et al. developed a bottom-up process to recover antimony from lead-refining residues. They investigated a more selective oxidation during lead softening and the carbothermic reduction of the slag to produce a concentrated antimony slag and improve the

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2016年9月1日  Antimony (Sb) is an impurity element that is increasingly encountered in the mineral processing/metallurgical industries of gold, copper and lead. Its occurrence in

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2023年9月25日  This study takes a pyrometallurgical process for producing antimony ingots from antimony and gold concentrates as the system boundary. The process includes blast

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2022年10月11日  Many countries will have to rely on recovering antimony from refractory ores and metallurgical residues. For the purpose of efficient and selective antimony recovery with

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Crude antimony refinement can be realized with the pyrometallurgical process or electrolysis. Pyrometallurgical refinement of antimony mostly happens in a reverberatory furnace. After

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2012年7月17日  The oxide volatilization process to recover additional antimony usually treats the residue, containing 12–30% antimony. The liquated product, called crude, liquated or

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This article provides an overview of methods for processing antimony-containing mineral and technogenic raw materials, as well as methods for refining rough antimony, which is an

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2023年12月29日  Valuable metals in noble antimony are effectively purified and recovered via the vacuum gasification process without generating any waste gas and water. This work

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Antimony, Copper, Electrodes, Ions, Metals. Abstract. A strategy for the efficient recovery of highly pure copper and antimony metals from electronic waste (e-waste) was implemented by the combination of hydrometallurgical and

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2019年2月20日  PDF This chapter cover the resources, production, applications and various commodities of antimony. Find, read and cite all the research you need on ResearchGate

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Purification is a primary application of zone melting, in which the improvement of efficiency, production yield and minimum achievable impurity level are always the research focus due to the increasing demand for high purity metals. This

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2016年2月8日  Another important use of antimony (approximately 6%) is as a catalyst in the production of PET polymers. Global end-uses are reported for the years 2008 , 2010 (Dupont et al., 2016) and 2011 (BRGM ...

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2015年1月1日  Thermogravimetric researches of process of recovery melting of the furnace charge consisting of an antimony concentrate, lead oxide and coke as a result of which it is established that process of ...

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2016年4月18日  The main purpose of this study was to separate lead from crude antimony through an oxidation pyro-refining process and by using sodium metaphosphate as a lead elimination reagent. The process parameters that will affect the refining results were optimized experimentally under controlled conditions, such as the sodium metaphosphate charging

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The MRT™ process is environmentally benign and a proven strategy to control bismuth impurity in copper electrorefining electrolytes; Other commercially available processes target a combination of impurities (antimony + bismuth), not only bismuth, making them inefficient and with a higher capital expense

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An improved process for refining lead bullion containing antimony, in which the bullion is initially heated in a refining vessel to about 25° F. (14° C.) above the bullion melting point, and is thereafter kept molten primarily by exothermic process reactions. The process includes the steps of melting the lead-antimony bullion, agitating the bullion, adding caustic soda and metallic

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The reverberatory furnace for reduction of antimony oxide was also enlarged: refining at lower temperatures and continuous mechanical casting into ingots gave a high-grade regulus. ... a crystallizing process for the treatment of the high-arsenic basic slag produced in refining to yield mixed sodium arsenate for the glass industry.

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2022年2月1日  Results of an investigation aimed at optimizing the fire refining process for purification and extraction of antimony into a high-grade commercial metallic product are presented.

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2023年5月17日  The general rule is as follows: when the content of arsenic and antimony is high, arsenic and antimony must be first removed by oxidation refining; when the content of tellurium and silver is high, priority should be given to enrichment for recovery; when the content of arsenic, antimony, and tellurium is low, the oxidation refining and alkaline refining can be

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Preliminary flowsheet of antimony recovery process from copper concentrate Fig. 10. Effect of sodium hydroxide on antimony electrodeposition. Conditions: 200 A/m2 cathode current density, 100 g/L Na2S, 35 g/L Sb, and 75 °C

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2015年11月1日  In view of serious shortcomings existing in current antimony pydrometallurgical process such as complex operation, high smelting temperature and low concentrations SO 2 fume pollution, a low ...

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2024年1月2日  The Solubility of Antimony (Sb) in Liquid Hydrocarbons and Its Im-Plication for the Ore-Forming Process of Orogenic Antimony-Gold Deposits in Southern Tibet January 2024 DOI: 10.20944 ...

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Request PDF On Aug 1, 2013, Samuel A. Awe and others published Process flowsheet development for recovering antimony from Sb-bearing copper concentrates Find, read and cite all the research ...

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2023年7月1日  Trans. Nonferrous Met. Soc. China 33(2023) 2216−2230 Antimony and arsenic substance flow analysis in antimony pyrometallurgical process Ke WANG, Qin-meng WANG, Yuan-lin CHEN, Zhong-chen LI, Xue-yi GUO School of Metallurgy and Environment, Central South University, Changsha 410083, China Received 23 February 2022; accepted 31 July

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Research status of arsenic and antimony removal in copper refining process[J]. Nonferrous Metals Science and Engineering, 2021, 12(1): 28-33. DOI: 10.13264/j.cnki.ysjskx.2021.01.005 Citation: PENG Zhongping, SHEN Qianghua, XIE Wendong, ZHANG Zhou, LEI Jinqi. Research ...

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2024年8月28日  A supply shortage has triggered the steepest rally in price “ever recorded” in the global antimony market since April, according to FastMarkets who began recording prices from January 1980. In May, prices reached US$17,588.88 per metric ton of antimony ingot, up 54% in 2024, according to the Shanghai Metals Exchange; prices in Europe reached US$22,700 a ton

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Antimony Mining process, how to extract mineral from rock and placer deposit, related processing plant flow chart and layout design. read more. Skip ... pigments in plastics, paints, rubber, and for a wide variety of minor uses, including medicines, fireworks and others. Antimony oxide is a brilliant yellow color, accounting for much of the ...

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2017年5月1日  Methods for the recovery of antimony from the SbCl 3 leaching solution include hydrolysis, replacement, distillation, and electrowinning. Although the foregoing methods afford high antimony recoveries, they all focus on the unit leaching process or the recovery of antimony from the leaching solution.

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2023年9月25日  Antimony is one of China's four strategic resources, mainly used in flame retardant, alloy, medicine, electronic materials and other fields (Yang and Wu, 2014; Guo et al., 2017).The United States Geological Survey (USGS) shows the world antimony output will reach 110,000 tonnes, of which China will account for 60,000 tonnes in 2022 and be 55% of global

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