Leaching of iron from copper tailings by sulfuric acid: behavior, kinetics and mechanism-Reference-Cited by-同舟云学术

Leaching of iron from copper tailings by sulfuric acid: behavior, kinetics and mechanism

Published:2021 Issue:10 Volume:11 Page:5741-5752
ISSN:2046-2069
Container-title:RSC Advances
language:en
Short-container-title:RSC Adv.

Author:

Tao Lei¹²³⁴,Wang Langlang¹²³⁴,Yang Kanghuai¹²³⁴,Wang Xueqian¹²³⁴^ORCID,Chen Lu⁵⁶³⁴,Ning Ping¹²³⁴

Affiliation:

1. Faculty of Environmental Science and Engineering

2. Kunming University of Science and Technology

3. Kunming 650500

4. PR China

5. Faculty of Business Management

6. Yunnan Communications Vocational and Technical College

Abstract

Leaching behavior of copper tailings with sulfuric acid was expounded. Leaching was optimized: 1 M H₂SO₄, S/L of 1 : 10, T = 40 °C, 120 min. Fe₂SiO₄ was preferentially leached than Fe₃O₄. Leaching of Fe is controlled by solid-phase diffusion.

Funder

National Key Research and Development Program of China

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2021/RA/D0RA08865J

Reference43 articles.

1. Effects of CaO on Two-Step Reduction Characteristics of Copper Slag Using Biochar as Reducer: Thermodynamic and Kinetics

2. Influence of copper slag and metakaolin on the durability of self compacting concrete