MT/T 1285-2025 Active Industry standards-Coal

\nMT/T 1285-2025 Method for Detecting the External Air Leakage Rate of Mine Return Air Shafts

MT/T 1285-2025 Detection method of surface leakage rate of mine return air shaft

Publish Date: 2025-09-28 Implement Date: 2026-03-28 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: MT/T 1285-2025

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Health, safety, and labor protection

ICS Name: Occupational safety and industrial hygiene

Publish Date: 2025-09-28

Implement Date: 2026-03-28

Pages: 16 pages

Scope

This document is applicable to the detection of air leakage rates outside the return air shaft of mines equipped with extractive main ventilators installed on the ground.