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NB/T 11939-2025 PDF English

Std ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status
NB/T 11939-2025	English	RFQ	ASK	3 days [Need to translate]	(Modular gas extraction-monitoring device for coal mine gas borehole units)	Valid

Standard similar to NB/T 11939-2025

Standard ID	NB/T 11939-2025 (NB/T11939-2025)
Description (Translated English)	(Modular gas extraction-monitoring device for coal mine gas borehole units)
Sector / Industry	Energy Industry Standard (Recommended)
Date of Issue	2025-12-18
Date of Implementation	2026-06-18
Issuing agency(ies)	National Energy Administration