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GB/T 44033-2024: Calculation methods for utilization rate of iron ore tailings
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GB/T 44033-2024: Calculation methods for utilization rate of iron ore tailings

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ICS 73:060:10 CCSD31 National Standards of People's Republic of China Calculation method of iron ore tailings utilization rate Released on 2024-05-28 2024-12-01 implementation State Administration for Market Regulation The National Standardization Administration issued

Foreword

This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting: Please note that some of the contents of this document may involve patents: The issuing organization of this document does not assume the responsibility for identifying patents: This document was proposed by the China Iron and Steel Association: This document was prepared by the National Technical Committee on Iron Ore and Direct Reduced Iron (SAC/TC317) and the National Product Recycling Foundation and It is under the jurisdiction of the Management Standardization Technical Committee (SAC/TC415): This document was drafted by: Zhengzhou Institute of Comprehensive Utilization of Mineral Resources, Chinese Academy of Geological Sciences, Beijing University of Technology, China Metallurgical Mining Enterprises Association Association, China National Institute of Standardization, Yangzhou Taifu Special Materials Co:, Ltd: The main drafters of this document are: Cao Jincheng, Feng Ansheng, Zhang Liang, Zhao Junwei, Lv Zhenfu, Wu Qiujie, Pan De'an, Guo Min, Yang Huipeng, Jiang Shengcai, Zhou Wenya, Gao Dongfeng, Wu Bin, Wu Nanyong, Chen Fang: Calculation method of iron ore tailings utilization rate

1 Scope

This document describes the calculation method for iron ore tailings utilization: This document applies to the utilization of iron ore tailings:

2 Normative references

This document has no normative references:

3 Terms and definitions

The following terms and definitions apply to this document: 3:1 Tailings One of the products of mineral processing is the residue after the concentrate and middlings are separated from the input materials: [Source: GB 50612-2010, 2:0:6, modified] 3:2 tailings pond The place where tailings discharged from the ore dressing plant are stored: [Source: GB 50863-2013, 2:0:1, modified] 3:3 Tailings are used for activities such as filling mined-out areas, recovering valuable components, making building materials and leveling sites: 3:4 The annual utilization mass of tailings is the percentage of the annual production mass of tailings: 3:5 The percentage of the cumulative mass of tailings utilized over the years to the cumulative mass of tailings produced:

4 Calculation method

4:1 Utilization rate of iron ore tailings For a single iron ore mine, the utilization rate of its iron ore tailings is calculated according to formula (1): Ty= Su Sy ×100% (1) Where: Ty---Tailings utilization rate; ...