NB/T 11459-2023Specification for DC electrical exploration in underground coal mine (English PDF)

NB/T 11459-2023 is the English-translated version of 煤矿井下直流电法勘探规程.

NB/T 11459-2023 — This document specifies the application of DC electrical exploration technology in underground coal mines in exploration design, exploration construction, data processing, data interpretation, report preparation, Implementation procedures for report review.

This document is applicable to DC depth sounding, DC profiling, DC advance detection, working face electric perspective, high-density Direct current electrical exploration operations in mines, such as direct current electrical exploration.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 16 pages — is available in the English PDF.

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