MTW European Type Trapezium Mill
Input size:30-50mm
Capacity: 3-50t/h
LM Vertical Roller Mill
Input size:38-65mm
Capacity: 13-70t/h
Raymond Mill
Input size:20-30mm
Capacity: 0.8-9.5t/h
Sand powder vertical mill
Input size:30-55mm
Capacity: 30-900t/h
LUM series superfine vertical roller grinding mill
Input size:10-20mm
Capacity: 5-18t/h
MW Micro Powder Mill
Input size:≤20mm
Capacity: 0.5-12t/h
LM Vertical Slag Mill
Input size:38-65mm
Capacity: 7-100t/h
LM Vertical Coal Mill
Input size:≤50mm
Capacity: 5-100t/h
TGM Trapezium Mill
Input size:25-40mm
Capacity: 3-36t/h
MB5X Pendulum Roller Grinding Mill
Input size:25-55mm
Capacity: 4-100t/h
Straight-Through Centrifugal Mill
Input size:30-40mm
Capacity: 15-45t/h
Hot Shaanxi aluminum ash, overhaul slag, aluminum electrolyte standard
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2023 the 7th International Conference on Energy and
2023年8月1日 This work aims to clarify the dissolution behavior of overhaul slag in the electrolyte of the aluminum reduction cell However, since the overhaul slag is a complex 2024年2月1日 The electrolytic aluminum industry generates a large amount lithium (Li)containing electrolytic aluminum slag (EAS) annually, and this can result in severe Efficient lithium recovery from electrolytic aluminum slag via 2023年11月1日 Describe the Al extraction process and the properties of Al dross in China Comprehensive treatments for recovery of valuable substances and the removal of impurity Comprehensive treatments of aluminum dross in China: A 2023年4月25日 This article analyzes and summarizes the composition and hazards of the overhaul slag and the current development status of domestic and international electrolytic aluminum overhaul slag disposal, and points out the 电解铝大修渣处置研究进展
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Assessing Environmental Impact of Aluminum Ash Disposal
2024年6月4日 Based on the life cycle assessment method, this study examined the environmental impacts of four major aluminum ash treatment methods in four categories: 2021年4月5日 With the rapid development of aluminium smelting industry in China, millions of tons of hazardous wastes such as carbon slag, overhaul slag and aluminum ash are Present situation of production, utilization and disposal of 2024年5月23日 Here, we review carbonrich solid wastes with focus on sources and hazards, detoxification, separation, recovery, recycling and disposal Treatment techniques include The recycling of carbonrich solid wastes from aluminum 2024年6月6日 Based on the life cycle assessment method, this study examined the environmental impacts of four major aluminum ash treatment methods in four categories: Assessing Environmental Impact of Aluminum Ash
Dissolution behavior of overhaul slag from aluminum
2023年8月1日 Adding spent refractory material as a raw material to the aluminum electrolytic cell, fluorides were recycled to the electrolyte, whereas alumina and silica were electrolytically A summary of the state of the art of the processes used to reduce the toxicity and/or recycle spent potlining (SPL) is presented including some industries (cement, rockwool, and steel) that Dissolution behavior of overhaul slag from aluminum 2021年10月1日 To recover valuable elements such as lithium from waste aluminum electrolyte, Wu et al (2021) mixed Na 2 CO 3 with waste aluminum electrolyte and roasted them at 650 • C for 25 h, and Na 2 A novel approach for lithium recovery from waste lithium 2023年9月1日 Lithium (Li)bearing aluminum electrolyte slag is an inevitable byproduct of the aluminum industry, and improper disposal or stacking it may lead to potential environmental hazards This study employed hydrometallurgical Clean Process for Selective Recovery of Lithium
A novel approach for lithium recovery from waste lithium
2021年10月1日 More specifically, there are lots of fluorides in the waste aluminum electrolytes, which exist as Na 3 AlF 6, NaF, etc Longterm stacking of spent aluminum electrolytes can cause serious harm to the environment, crop yields, and human health because of the high content of fluoride (Arahman et al, 2016, Corralcapulin et al, 2018, Yang et al 2020年1月2日 The invention discloses a fluorineretaining agent for overhaul slag of an aluminum electrolytic cell The fluorineretaining agent comprises the following components of, by mass, 80100 parts of calcium sulfate, 6080 parts of calcium oxide, 5070 parts of calcium hydroxide and 3060 parts of calcium chloride The invention further discloses a method for Fluorineretaining agent for overhaul slag of aluminum 2024年7月24日 Spent aluminum electrolyte slag is a byproduct produced during the electrolysis of aluminum and contains elements such as F, Al, Na, and Li It is a toxic and harmful substance with a stable and complex structure As a consequence of fluorine pollution and low lithium recovery efficiency in the traditional hydro metallurgy process, a novel cleaner production Cleaner Process for the Selective Extraction of Lithium from 2023年10月1日 Currently, the green resource utilization in the aluminum electrolysis industry mainly focuses on the solid waste treatment of aluminum electrolysis tank overhaul slag, the resource utilization of waste cathodes, and the recovery of electrolytic tank waste heat There are few reports on lithium recovery from waste aluminum electrolytes [16,17]A novel approach for ultrasonic assisted organic acid
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Assessing Environmental Impact of Aluminum Ash
2024年6月6日 A A1 Aluminium ash slag 100 t Hydrochloric acid 195 t Defluorinating agent 002 t Lime 005 t A2 Raw material transport 48413 tkm A3 Natural gas 83393 MJ Electricity 004 MWh Waste disposal (general solid waste) 00001 t Waste disposal (hazardous waste) 002 t B A1 Aluminium ash slag 100 t Aluminium scrap 010 t2023年10月1日 Cryolitealumina (Na 3 AlF 6Al 2 O 3) molten salt electrolysis is the only modern method for the industrial production of metallic aluminum (Ishak et al, 2017)Under the influence of direct current, Al 2 O 3 dissolved in the molten salt is reduced to monolithic aluminum at the cathode (Haraldsson and Johansson, 2020)As the blood of the electrolytic cell, the electrolyte Efficient extraction and recovery of lithium from waste aluminum 2024年6月4日 The main components of aluminum ash include single aluminum, aluminum oxide (Al 2 O 3), aluminum nitride (AlN), aluminum carbide (Al 4 C 3), fluoride and chlorinated salts, silicon, iron and other oxide (Kang et al 2022) Aluminum ash slag can be divided into primary aluminum ash and secondary aluminum ash according to the different degrees of Assessing Environmental Impact of Aluminum Ash Disposal 2023年9月1日 DOI: 101021/acsiecr3c01838 Corpus ID: ; Clean Process for Selective Recovery of Lithium Carbonate from Waste LithiumBearing Aluminum Electrolyte Slag @article{Xu2023CleanPF, title={Clean Process for Selective Recovery of Lithium Carbonate from Waste LithiumBearing Aluminum Electrolyte Slag}, author={Rui Xu and Shaohua Luo and Clean Process for Selective Recovery of Lithium Carbonate
电解铝大修渣处置研究进展
2023年4月25日 大修渣作为电解铝行业的主要固体废弃物，含有大量的危害物质，如何对其无害化处理并高效回收其中有价值物质，是近些年铝行业亟待解决的难题。本文分析总结了大修渣的成分、危害及目前国内外电解铝大修渣处置的发 2024年2月1日 Lithium is the lightest alkali metal with interesting chemical properties such as electrochemical activity and high redox potential, and is an important energy storage in modern society [1], [2]Lithium is widely used in battery manufacturing, glass and ceramics, medicine and aluminum smelting [3], [4]At the same time, lithium as a strategic metal, the demand is A novel approach for extracting lithium from overhaul slag 2021年11月1日 Aluminum slag ash commonly used as road and river embankments It had disposed in an open site and potentially increase ammonia, sodium, potassium, chloride and total dissolved solids levels in The Influence of Aluminum Slag Ash for Paving Block 2023年10月1日 Crush and grind the waste aluminum electrolyte fine Fig 1 (b) shows the particle size analysis, and the results show that the average particle size of the treated aluminum electrolyte powder is 4528 μm Fig 1 (c) shows the XRD diagram, which shows that the waste aluminum electrolyte mainly comprises Na 3 AlF 6, CaF 2, LiF, K 2 NaAlF 6, and A novel approach for ultrasonic assisted organic acid
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Novel process for the extraction of lithium carbonate from
2020年12月1日 The rapid development of the electrolytic aluminum industry in China and the increasing demand for aluminum products have led to the development of many lowgrade bauxite mines with an average Li 2 O content of at least 058% (Wang et al, 2013) Due to the use of this lowgrade bauxite in the electrolytic aluminum process, the content of lithium in the 2024年5月23日 16 Million metric tons of spent carbon electrodes modify carbonrich solid wastes from aluminum electrolysis are produced annually, threatening ecosystems by cyanide and fluoride pollution Here, we review carbonrich solid wastes with focus on sources and hazards, detoxification, separation, recovery, recycling and disposal Treatment techniques The recycling of carbonrich solid wastes from aluminum 2024年2月5日 (4) Green and Safe Disposal Technology for Aluminum Electrolysis Pollutants This technology solves a number of technical problems in the green, safe disposal and resourceful use of aluminum electrolysis overhaul slag and secondary aluminum ash, through which the contained toxicThe Development of Aluminum Industry and Technology 2020年12月1日 The rapid development of the electrolytic aluminum industry in China and the increasing demand for aluminum products have led to the development of many lowgrade bauxite mines with an average Li 2 O content of at least 058% (Wang et al, 2013)Due to the use of this lowgrade bauxite in the electrolytic aluminum process, the content of lithium in the Novel process for the extraction of lithium carbonate from
Properties of Rice Husk Ash and Aluminium SlagBased
2023年6月22日 The manufacture of insulating geopolymer bricks (GPBs)#160;utilizing rice husk ash and waste aluminium slag (ALW) has been described in this work The GPBs#160;were described using compressive strength, bulk density, normal and hot#160;absorption of water, acid2023年8月2日 The highvalue, green and harmless purification of aluminum electrolysis comprehensive solid waste can not only reduce its harm to the environment and soil but also separate and recover the highvalue rare elements This study aims to develop a process for recovering and treating waste aluminum electrolytes by sulfuric acid roasting The results of Sustainable Recovery of Fluorine from Waste Aluminum Electrolyte 2020年8月28日 In the search for sustainable energy storage systems, aluminum dualion batteries have recently attracted considerable attention due to their low cost, safety, high energy density (up to 70 kWh kg Aluminum electrolytes for Al dualion batteries2020年12月1日 Semantic Scholar extracted view of "Novel process for the extraction of lithium carbonate from spent lithiumcontaining aluminum electrolytes by leaching with aluminum nitrate and nitric acid" by Wu Shaohua et al lithium was preferentially recovered through the lowacid leaching from rare earth molten salt electrolytic slag (REMSES) with a Novel process for the extraction of lithium carbonate from
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Comprehensive treatments of aluminum dross in China: A
2023年11月1日 It contains toxic substances, namely fluorides (Na 3 AlF 6, NaF) and cyanides (NaCN, Na 4 [Fe(CN) 6]), and is called overhaul slag To solve this problem, Chalco developed the ChalcoSPL process, which can reduce the fluoride content of the overhaul slag to 5% (Li and Chen, 2016) As a melting product of black dross, Al salt cakes are similar 2024年2月1日 The electrolytic aluminum industry generates a large amount lithium (Li)containing electrolytic aluminum slag (EAS) annually, and this can result in severe environmental pollution and wasting of Li resources This paper proposes a method for recovering Li from the slag using AlCl 3 as the leaching agent The effects of the leaching temperature, AlCl 3 Efficient lithium recovery from electrolytic aluminum slag via 2024年5月1日 The reason is that the lithium content in the overhaul slag is relatively low, and the minimum amount of sulfuric acid is enough to completely transform the lithium compound into NaLi(SO 4) More aluminum compounds are converted to NaAl (SO 4) 2, when m(H 2 SO 4)/m(overhaul slag) increase from 10 to 14Selective preparation of lithium carbonate from overhaul slag 2021年4月12日 DOI: 101016/JCONBUILDMAT2021 Corpus ID: ; Recycling aluminum dross as a mineral admixture in CaOactivated superfine slag @article{Zhang2021RecyclingAD, title={Recycling aluminum dross as a mineral admixture in CaOactivated superfine slag}, author={Shiyu Zhang and Fengyu Ren and Hangxing Ding Recycling aluminum dross as a mineral admixture in CaO
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Recovery of carbon and cryolite from spent carbon anode slag
2022年10月9日 1 Department of Mining Engineering, Shanxi Institute of Technology, Yangquan, China; 2 Department of Mining Engineering, Balochistan University of Information Technology, Engineering and Management Sciences (BUITEMS), Quetta, Pakistan; One of the main electrolytic aluminum production costs is the consumption of carbon anodes, and carbon 2022年12月12日 Calcium carbide slag is a waste slag produced after the hydrolysis of calcium carbide to obtain acetylene gas, with very fine particles, offwhite color due to the presence of trace carbon and sulfur impurities, slightly odorous, with Ca(OH) 2 as the main component, and a slag liquid pH value of 12 or more, thus often causing serious pollution to the environment [18]Comprehensive performance study of aluminum ash and 2021年10月6日 The research indicates that the process of preparing premelted calcium slag from secondary aluminum dross is feasible, which provides a helpful reference for the resource utilization of secondary Research on the Preparation Parameters and Basic Properties 2021年10月1日 To recover valuable elements such as lithium from waste aluminum electrolyte, Wu et al (2021) mixed Na 2 CO 3 with waste aluminum electrolyte and roasted them at 650 • C for 25 h, and Na 2 A novel approach for lithium recovery from waste lithium
Clean Process for Selective Recovery of Lithium
2023年9月1日 Lithium (Li)bearing aluminum electrolyte slag is an inevitable byproduct of the aluminum industry, and improper disposal or stacking it may lead to potential environmental hazards This study employed hydrometallurgical 2021年10月1日 More specifically, there are lots of fluorides in the waste aluminum electrolytes, which exist as Na 3 AlF 6, NaF, etc Longterm stacking of spent aluminum electrolytes can cause serious harm to the environment, crop yields, and human health because of the high content of fluoride (Arahman et al, 2016, Corralcapulin et al, 2018, Yang et al A novel approach for lithium recovery from waste lithium 2020年1月2日 The invention discloses a fluorineretaining agent for overhaul slag of an aluminum electrolytic cell The fluorineretaining agent comprises the following components of, by mass, 80100 parts of calcium sulfate, 6080 parts of calcium oxide, 5070 parts of calcium hydroxide and 3060 parts of calcium chloride The invention further discloses a method for Fluorineretaining agent for overhaul slag of aluminum 2024年7月24日 Spent aluminum electrolyte slag is a byproduct produced during the electrolysis of aluminum and contains elements such as F, Al, Na, and Li It is a toxic and harmful substance with a stable and complex structure As a consequence of fluorine pollution and low lithium recovery efficiency in the traditional hydro metallurgy process, a novel cleaner production Cleaner Process for the Selective Extraction of Lithium from
A novel approach for ultrasonic assisted organic acid
2023年10月1日 Currently, the green resource utilization in the aluminum electrolysis industry mainly focuses on the solid waste treatment of aluminum electrolysis tank overhaul slag, the resource utilization of waste cathodes, and the recovery of electrolytic tank waste heat There are few reports on lithium recovery from waste aluminum electrolytes [16,17]2024年6月6日 A A1 Aluminium ash slag 100 t Hydrochloric acid 195 t Defluorinating agent 002 t Lime 005 t A2 Raw material transport 48413 tkm A3 Natural gas 83393 MJ Electricity 004 MWh Waste disposal (general solid waste) 00001 t Waste disposal (hazardous waste) 002 t B A1 Aluminium ash slag 100 t Aluminium scrap 010 tAssessing Environmental Impact of Aluminum Ash 2023年10月1日 Cryolitealumina (Na 3 AlF 6Al 2 O 3) molten salt electrolysis is the only modern method for the industrial production of metallic aluminum (Ishak et al, 2017)Under the influence of direct current, Al 2 O 3 dissolved in the molten salt is reduced to monolithic aluminum at the cathode (Haraldsson and Johansson, 2020)As the blood of the electrolytic cell, the electrolyte Efficient extraction and recovery of lithium from waste aluminum 2024年6月4日 The main components of aluminum ash include single aluminum, aluminum oxide (Al 2 O 3), aluminum nitride (AlN), aluminum carbide (Al 4 C 3), fluoride and chlorinated salts, silicon, iron and other oxide (Kang et al 2022) Aluminum ash slag can be divided into primary aluminum ash and secondary aluminum ash according to the different degrees of Assessing Environmental Impact of Aluminum Ash Disposal
Clean Process for Selective Recovery of Lithium Carbonate
2023年9月1日 DOI: 101021/acsiecr3c01838 Corpus ID: ; Clean Process for Selective Recovery of Lithium Carbonate from Waste LithiumBearing Aluminum Electrolyte Slag @article{Xu2023CleanPF, title={Clean Process for Selective Recovery of Lithium Carbonate from Waste LithiumBearing Aluminum Electrolyte Slag}, author={Rui Xu and Shaohua Luo and