MT/T 1284-2025 Active Industry standards-Coal

MT/T 1284-2025 Sampling method of direct determining coal bed gas content in the mine—Air reverse circulation

Publish Date: 2025-06-30 Implement Date: 2025-12-30 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 1284-2025

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: 2025-06-30

Implement Date: 2025-12-30

Pages: 16 pages

Scope

This document specifies the method outline, sampling equipment, sampling methods, and quality evaluation of coal samples for direct determination of gas content in coal seams underground.
This document is applicable to the sampling of coal samples for direct determination of the original and residual gas content in coal seams in coal mines, but it is not suitable for sampling in water-bearing coal seams or drilling holes where water naturally accumulates (or flows out).