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A smelting method and complex technology, applied in the direction of improving process efficiency, etc., can solve the problems of precious metal loss, precious metal gold and silver loss, low antimony recovery rate, etc., and achieve the effect of …
The antimony smelter, when he wishes to determine the value of any parcel of ore—usually the sulphide—that may be offered for sale, practically has recourse to the smelting operation. That is, a quantity of 2 or 3 cwts. taken by his sampler having been obtained, he treats it under the immediate supervision of the foreman smelter as if it ...
Materials and methods2.1. Smelting slag collection and characterization. The Sb-rich smelting slag was collected from the South Smelting Plant in the Xikuangshan antimony mine, China (27°44′47′N, 111°28′47′E). Sample was collected by chessboard-sample method to ensure that it was mixed evenly, and then it was kept at 4 °C in dark.
In 1884, A. Bobierre and others proposed for the first time the volatilization roasting method for antimony regulus extraction. In 1896, electrolytic antimony was produced. Since 1930, antimony ore melting in blast furnace became an important process for producing antimony metal. ... This is mostly the volatilization smelting (roasting ...
The invention relates to a smelting production method of antimony xide. The method includes the following steps of: raising the furnace temperature of a smelting furnace to 700DEG C-900DEG C, pushing an antimony ingot into the furnace by a mechanical arm and then stopping heating, and introducing air into the furnace body, letting the oxygen in the air and the …
Current methods of removing Pb from antimony-containing smelting products and waste residues include pyrometallurgical and hydrometallurgical processes. Pyrometallurgical methods mainly include fire refining, molten salt electrolysis, vacuum distillation, and so on.
The invention discloses a production method of continuous antimony smelting by bottom blowing bath smelting of stibnite and a device thereof. The method comprises the steps that: stibnite, iron ore, stone and anthracite, which are taken as raw materials, are weighed and then smelted and reacted in a bottom blowing oxidization smelting furnace to generate fume and …
The first global-scale assessment of Sb contamination in soil that was related to mining/smelting activities was conducted based on 91 articles that were published between 1989 and 2021.
Currently, antimony smelting predominantly relies on the pyrometallurgical method, specifically the volatile smelting-reduction smelting method. This involves initially producing Sb 2 O 3, followed by reduction smelting to yield crude antimony, and culminating in the alkaline refining of crude antimony to produce refined antimony.
The article provides a comprehensive overview of the sources, hazards, and remediation methods of antimony-contaminated wastewater in antimony mining areas. It is …
An antimony xide and production device technology, applied in chemical instruments and methods, inorganic chemistry, antimony compounds, etc., can solve the problems of poor cooling effect, high energy consumption, material blocking, etc., and achieve enhanced heat resistance and mechanical strength, The effect of uniform product quality and improved …
Antimony smelting is done through the pyrometallurgical process or the hydrometallurgical process, but mostly the pyrometallurgical process. This is mostly the …
The phase transformation mechanism of antimony sulfide in the oxygen-enriched smelting system was investigated. The standard Gibbs free energy change (ΔG θ) of reactions in the smelting system at 100 ~ 1400°C were calculated, indicating that the reaction between Sb 2 S 3 and oxygen was liable to occur first, and that the high-valent antimony oxide decomposed …
The invention discloses an antimony smelting method adopting oxygen-enriched side-blown column smelting, which comprises the steps of blowing oxygen-enriched air into an oxygen-enriched side-blown volatilization furnace, providing heat by coke, controlling the temperature in the furnace to be 1350-: iron ore, cobblestones, and heat source: and (4) metering coke, and …
Corpus ID: 106030089; An oxidized antimony material bath smelting method and apparatus for producing crude antimony containing @inproceedings{2014AnOA, title={An oxidized antimony material bath smelting method and apparatus for producing crude antimony containing}, author={ and and and and and and …
This study proposes a two-stage method for the efficient and thorough extraction of antimony through direct electrolysis from sulfide concentrate in molten salt. Our focus is on assessing the technical feasibility …
The invention discloses an antimony impurity smelting method which comprises the steps of proportioning, charging, smelting, discharging and the like. A reverberatory furnace for smelting comprises a furnace body (1), wherein a fire chamber (2) and a furnace chamber (9) are arranged in the furnace body (1). The reverberatory furnace for smelting is characterized in that the …
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. The long-established Herrenschmidt shaft furnace has been enlarged and modified into a Chinese-style ...
Zhaowang Dong et al (Dong et al., 2015b). used vacuum distillation to separate antimony sulfide from a complicated lead-antimony sulfide ore. Chaosong Meng et al (Meng et al., ... In the existing copper smelting system, one method for handling high lead acid mud involves exportation, while another integrates into the dust treatment system. ...
Antimony smelting activities damage the soil and vegetation surroundings while generating economic value. However, no standardized methods are available to diagnose the extent of soil degradation at antimony smelting sites. This study developed a standardized framework for assessing soil quality by considering microbial-induced resilience and ...
A smelting device (1) and method for antimony. The smelting device (1) comprises a reaction tower (10) and a nozzle (20). A sedimentation tank (130) is provided on a lower portion of the reaction tower (10); a separator (140) is provided in the sedimentation tank (130) and used for separating a furnace chamber of the sedimentation tank (130) into an oxidation zone (110) …
A smelting method and concentrate technology, which is applied in the field of smelting complex lead concentrates containing antimony and zinc, can solve the problems of inability to recover valuable metals at one time, low labor productivity, and difficulty in flue gas treatment, and achieve large production capacity and adaptable materials The effect of strong resistance and …
A technology of volatilizing roasting and antimony oxide powder is applied in the field of smelting antimony oxide powder, which can solve the problems of inability to directly process powdery ore, inability to recycle slag, and furnace charging bottom layer, and achieve high recovery rate of antimony and strong adaptability of raw materials., the effect of improving quality
Cumulative Release of Antimony from an Antimony Smelting Slag Stacking Area under Rainfall Leaching BozhiRen, 1 YingyingZhou, 1 AndrewS.Hursthouse, 1,2 andRenjianDeng 1
The invention discloses an antimony smelting method adopting oxygen-enriched side-blown column smelting, which comprises the steps of blowing oxygen-enriched air into an oxygen-enriched side-blown volatilization furnace, providing heat by coke, controlling the temperature in the furnace to be 1350-1450 ℃, mixing granular ore with a solvent: iron ore, cobblestones, …
A smelting method and technology of antimony metal, applied in the field of metallurgy, can solve the problems of reducing production costs and accumulation of waste slag, and achieve the effects of reducing production costs, solving waste slag …
Arsenic alkali residue is a hazardous solid waste typically produced during antimony smelting and its comprehensive utilization is relatively difficult, with problems such as low As and Sb recovery rates, incomplete separation, and risks of secondary pollution. To address these problems, this study develops a novel method to treat arsenic alkali residue …
The technology of a smelting device and a smelting method, which is applied in the field of antimony smelting devices, can solve the problems of complex process and high energy consumption, and achieve the effects of high safety, large output and high production efficiency
The history of the antimony industry of China dates back to 1897 when the Tai Shing Co. was formed, under contract with the Hunan Bureau of Mines, for the smelting of the ore to crude; and in 1908 the Wah Chang Mining & Smelting Co. was formed for the smelting and refining of the ore and crude to regulus.
The extraction of antimony involves both underground and surface mining methods, depending on the ore deposit's characteristics. After extraction, the ore undergoes …
The invention provides an antimony ingot feeding method of antimony smelting. An antimony ingot temperature-resistant material collection hopper is installed on an antimony metallurgical furnace. Antimony ingots are arranged in the temperature-resistant material collection hopper, move downwards in the temperature-resistant material collection hopper under the effect of …
A feeding method and technology for antimony ingots are applied in the field of feeding antimony ingots for antimony smelting to achieve the effects of improving production efficiency, reducing labor intensity and avoiding excessive furnace temperature fluctuations
Noble antimony is the carrier of precious metals in the antimony smelting system and has a very high added value. This study proposes a novel, green, and effective vacuum …
Instead, thanks to an unexpected finding in their lab tests, what they discovered was a whole new way of producing the metal antimony — and potentially a new way of smelting other metals, as well. The discovery could lead to metal-production systems that are much less expensive and that virtually eliminate the greenhouse gas emissions ...