T/QGCML 297-2022 Active
T/QGCML 297-2022 Mine rescue BG4 positive pressure oxygen respirator pre-check technical guidance
Abstract
Main technical content: This document specifies the terms and definitions, general principles, instrument inspection, pre-battle inspection steps, precautions, etc. of the pre-battle inspection technical guide for the BG4 positive pressure oxygen respirator used in mine rescue. This document is applicable to full-time and part-time mine rescue personnel who use the BG4 positive pressure oxygen respirator to conduct pre-battle inspections before emergency rescue or engaging in safety technical work in environments with toxic and harmful gas accumulation, oxygen deficiency, and smoke. The use of air respirators, diving respirators, and negative pressure oxygen respirators is not within the scope of application of this document.
General Product Information
| Document Type | Group standards |
|---|---|
| Standard Status | Active |
| Standard Code | T/QGCML 297-2022 |
| ICS | Comprehensive protective equipment |
| Implement Date | 2022-07-06 |