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Path: Home > NB/T > Page49 > NB/T 11937-2025 || Home > Standard_List > NB/T > Page49 > NB/T 11937-2025

NB/T 11937-2025 PDF English

Std IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)Status
NB/T 11937-2025EnglishRFQ ASK 3 days [Need to translate] (Design and construction specification for L-shaped surface drilling in mining area of coal mine) Valid

Standard similar to NB/T 11937-2025

GB/T 23249 | AQ 1043 | AQ 6206 | NB/T 11938 | NB/T 11939 | NB/T 11936 |

Basic data

Standard ID NB/T 11937-2025 (NB/T11937-2025)
Description (Translated English) (Design and construction specification for L-shaped surface drilling in mining area of coal mine)
Sector / Industry Energy Industry Standard (Recommended)
Date of Issue 2025-12-18
Date of Implementation 2026-06-18
Issuing agency(ies) National Energy Administration
NB/T 11937-2025 English cover page
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