The results show that research on the comprehensive utilization of red mud is mainly found in three fields: the construction and chemical industry, the environmental protection and agriculture ...
The composition, properties, environmental hazards, and current status of comprehensive utilization of red mud were studied. A number of studies have been conducted on the use of red mud as a modifying additive for cement, the development of various catalysts based on red mud, and the recovery of various valuable metals from red mud.
Red mud (RM) is a by-product of extracting of alumina from bauxite. Red mud contains high quantities of alkali-generating minerals and metal ions, which can cause significant environmental damage. Many valuable components such as rare-earth elements, Al, and Fe, in RM are difficult to be utilized owing to their particle size and alkalinity. Thus, developing an economical and …
The safe stockpiling of red mud can be divided into two aspects: the design and safe operation of the stocking yard. The comprehensive utilization of red mud can be further …
Addressing the challenge of red mud stockpiling relies on the development of comprehensive utilization mechanisms that either utilize or repurpose red mud as a valuable resource. Since the 1950s, scientists have been studying the extraction and utilization of red mud, considering its unique physical and chemical characteristics.
Red mud (RM) is a solid waste generated during the process of alumina production. RM has already posed a serious environmental threat with the development of the alumina refining industry. The comprehensive utilization of RM has attracted much attention due to its large-scale generation and harmful nature.
The utilization of red mud is critical to driving the circular economy of the aluminum industry, owning to environmental, social and governance (ESG) concerns and depletion of bauxite reserves if even a 5% growth rate of the aluminium industry is considered (Lèbre et al. 2019).Researchers are currently finding different ways to utilize red mud that can decrease its …
The results show that research on the comprehensive utilization of red mud is mainly found in three fields: the construction and chemical industry, the environmental protection and agriculture ...
Red mud is a solid waste generated in the process of producing aluminum oxide. Due to technological reasons, the total amount of red mud is large, and its elemental composition is extremely complex and can not be effectively used. As a result, red mud has to occupy a large amount of land, which is not only waste of resources, but also pollutes the environment.
The "2024 International Forum on Comprehensive Utilization of Red Mud" is scheduled to be held in Lyon, France from October 31 to November 1, 2024. This forum aims to exchange the latest trends, technical achievements, project progress, policy standards, etc. on the comprehensive utilization of red mud in key countries and regions.
red mud recovery in recent years, this article uses a comprehensive literature database to classify and statistically analyze red mud-related publications from 2010 to 2019. The results show that research on the comprehensive utilization of red mud is mainly found in three fields: the construction and chemical industry, the environmental
The comprehensive utilization of RM has attracted much attention due to its large-scale generation and harmful … Red mud (RM) is a solid waste generated during the process of alumina production. RM has already posed a serious environmental threat with the development of the alumina refining industry. The comprehensive utilization of RM has ...
Keywords: red mud; valuable elements; comprehensive utilization; waste management 1. Introduction Bauxite residue is a strong alkaline solid waste discharged during the industrial production of alumina [1]. The color of bauxite residue is …
Through an in-depth investigation of 2311 papers sourced from the WOSCC, we extracted significant characteristics in red mud utilization research, providing a comprehensive …
[21] Liao S Z, Yang J L and Ma S J. 2019 Advances in Comprehensive Utilization of red mud [J] Mineral conservation and utilization 39 21-27. Google Scholar [22] Ma S H, Zheng S L and Zhang Y 2008 Recovery of sodium oxide and alumina from red mud [J] Comprehensive Utilization of Minerals 27-31. Google Scholar
Red mud, which could cause numerous problems to the environment, is a hazardous waste generated from the alumina smelting industry. In general, the storage and harmless utilization of red mud are ...
To decrease environmental pollution and improve resource utilization, the comprehensive utilization of red mud has received widespread attention, mainly including the production of construction materials [[7], [8], [9]] the recovery of valuable components [4, 10], and the application in environmental remediation [6].The strong alkalinity of red mud significantly …
This paper provides a review on the comprehensive utilization of red mud globally. The research progress of safe stockpiling of red mud is summarized.
Third, red mud could have different environmental applications, in wastewater treatment, soil remediation, etc.The paper summarizes current data on red mud utilization methods and aims to ...
The comprehensive utilization of red mud brings forth potential leaching risks associated with sodium and heavy metal components [57]. The core constituents of red mud, namely aluminum, silicon, and calcium, collectively account for over 50 % of its composition, suggesting potential for cementitious properties [17]. ...
As one of the bulk solid wastes, the comprehensive utilization of red mud on a large scale and as a harmless resource is urgent. Over the years, researchers in various countries have conducted extensive studies on the comprehensive utilization of red mud in fields such as building materials, the chemical industry, environmental protection, and ...
The comprehensive utilization of red mud can be further divided into three aspects: the effective recycling of components, resource utilization and application in the field of environmental ...
Keywords: red mud; valuable elements; comprehensive utilization; waste management 1. Introduction Bauxite residue is a strong alkaline solid waste discharged during the industrial production
Red mud is an alkaline solid waste produced in the process of alumina extraction from bauxite. Presently, more than 3.0 billion tonnes of red mud are estimated to be stockpiled …
The comprehensive utilization of red mud is still a difficult problem. Therefore, it is of great significance to actively explore new methods for removing sodium from red mud. In this study, the ...
RM-ERMs are an extension of red mud comprehensive utilization technology in environmental protection. Treating waste with waste is an efficient environmental protection method since it produces a positive outcome by the simultaneous treatment of multiple wastes. Research on RM-ERMs is designed to find ways not only of reducing the hazard red ...
This paper provides a review on the comprehensive utilization of red mud globally. The research progress of safe stockpiling of red mud is summarized. Enormous quantity of red mud is generated ...
The safe stockpiling of red mud can be divided into two aspects: the design and safe operation of the stocking yard. The comprehensive utilization of red mud can be further divided into three aspects: the effective recycling of …
Red mud is a common solid waste produced during the industrial production of alumina from bauxite. The amount of red mud discharged per ton of alumina produced varies depend on the ore grade, production methods, and technological levels, with an estimated range of 1.0 to 1.5 tons [1].Red mud is commonly disposed through stacking, which can cause soil …
The research progress of safe stockpiling and comprehensive utilization of red mud is summarized. The safe stockpiling of red mud can be divided into two aspects: the design and safe operation of the stocking yard. The comprehensive utilization of red mud can be further divided into three aspects: the effective recycling of components, resource
MSWI-FA and red mud are hazardous materials that need to be treated urgently. Coal-based reduction process is one of the resource utilization technologies for waste materials containing metals. Therefore, the present study proposed a novel method called co-reduction process to realize the collaborative utilization of MSWI-FA and red mud.
This paper uses a comprehensive literature database to classify and statistically analyze red mud related publications from 2011 to 2022. The results show that research on the comprehensive utilization of red mud is …
The results show that research on the comprehensive utilization of red mud is mainly found in three fields: the construction and chemical industry, the environmental protection and agriculture ...
Red mud is a secondary resource which contains many kinds of minerals. Main chemical compositions contained in red mud are Fe 2 O 3, Al 2 O 3, SiO 2, TiO 2, CaO, Na 2 O and K 2 O which account for more than 75%. In addition, a small amount of rare metals such as Ga, Ge, Sc, etc. also exist in red mud [].Simultaneously maximize the value of recovery and …
From the life cycle perspective of red mud, it is necessary to explore the downstream utilization and carbon balance assessment of red mud after carbonation, and it is expected to develop carbon-neutral or even carbon-negative technologies through the rational design of CO 2 capture and utilization processes. In conclusion, this review is very ...
The comprehensive utilization of red mud brings forth potential leaching risks associated with sodium and heavy metal components [57]. The core constituents of red mud, …
Abstract Red mud and phosphogypsum are staple solid wastes, with considerably large annual emissions. Improving their comprehensive utilization is the key to addressing the large accretion of both red mud and phosphogypsum. They have great utilization potential and can be collectively modified to expand the utilization field and increase the utilization rate. …
DOI: 10.1016/j.jclepro.2020.125136 Corpus ID: 228859603; Comprehensive utilization status of red mud in China: A critical review @article{Wang2020ComprehensiveUS, title={Comprehensive utilization status of red mud in China: A critical review}, author={Shaohan Wang and Huixin Jin and Yong Deng and Yuandan Xiao}, journal={Journal of Cleaner …