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T/QGCML 466-2022
T/QGCML 466-2022 Underground Refuge Chambers for Coal Mines
Abstract
Main technical content: This document specifies the terminology and definitions, basic requirements, functional requirements, operational precautions, and complete function testing of refuge chambers in coal mines. This document is applicable to the production, installation, functional testing, and use of refuge chambers in coal mines.
General Product Information
| Document Type | Group standards |
|---|---|
| Standard Status | Abolished |
| Standard Code | T/QGCML 466-2022 |
| ICS | Ventilation, air conditioning, and lighting equipment |
| Implement Date | 2022-11-29 |
Price
$ 20.00
Subtotal
$ 20.00
Tax
$ 0.00
Order Total (incl. tax)
$ 20.00