NB/T 10744-2021Management requirements for safe use of flotation reagents for coal preparation (English PDF)

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 of Standardization Documents" drafted.

1 Scope

This document specifies the safe transportation requirements, safe storage requirements, safe use requirements, safety education and personal protection of flotation reagents for coal preparation. care, emergency response and plans.

This document applies to the management requirements for the safe use of flotation reagents for coal preparation.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document.

GB/T 9174 General technical conditions for general cargo transport packaging

GB 17914 Technical Conditions for Storage and Maintenance of Flammable and Explosive Commodities

GB/T 29639 Guidelines for the preparation of emergency plans for production safety accidents in production and business units

GB 30871 Safety Code for Special Operation of Hazardous Chemical Enterprises

GB 50016 Code for fire protection of building design

GB 50140 Design code for configuration of building fire extinguishers

JT/T 617.7 Regulations for the transport of dangerous goods by motor vehicle - Part 7: Transport conditions and operating requirements

3 Terms and Definitions

The following terms and definitions apply to this document.

4 Requirements for safe transportation

4.1 The flash point (closed mouth) of the flotation reagent is not greater than 93°C, and the safe transportation conditions are implemented in accordance with JT/T 617.7.

4.2 The flash point (closed mouth) of the flotation reagent is greater than 93°C, and the safe transportation conditions shall be implemented in accordance with GB/T 9174.

Note: According to the relevant provisions of GB 30000.7, when the flash point (closed) is not greater than 93°C, it is a flammable liquid, and when the flash point (closed) is greater than 93°C, it is a general cargo.

5 Requirements for safe storage

5.1 A chemical warehouse should be set up outside the main factory building, far from the fire source and convenient for transportation. The chemical warehouse should store the name and flash point of the flotation reagent (closed Port), capacity and other details of the identification plate.

5.2 The pharmacy warehouse shall be arranged underground or semi-underground. Reserve sufficient quantities of medicines according to the supply and transportation of medicines, and store medicine tanks Set up a cofferdam around, so that the leakage of the flotation agent is controlled within the scope of the cofferdam, and the flotation agent should not be discharged into the outdoor and external environment. Storage conditions