Correction Factors for Low-velocity Airflow Measurements in Mines

Hydraulic Stimulation of a Surface Borehole for Gob Degasification

Tracer Gas Method for Measuring Leakage Through Mine Stoppings

Methane Migration Characteristics of the Pocahontas No. 3 Coalbed

Methane Control in Tunneling

Peak Methane Concentrations During Coal Mining: An Analysis

Peak Methane Concentrations During Coal Mining: An Analysis

The Methane Migration and Storage Characteristics of the Pittsburgh, Pocahontas No. 3, and Oklahoma Hartshorne Coalbeds

Handbook for Dust Control in Mining: Issue 9465

How to Control Air Contaminants During Tunnel Construction

Ventilation Eddy Zones at a Model Coal Mine Working Face

Two-phase Flow in Coalbeds

Building Stoppings in Mines with Large Openings

Three Coal Mine Ventilation Studies Using Sulfur Hexafluoride Tracer Gas

Tracer Gas as an Aid in Mine Ventilation Analysis

Tracer Gas as an Aid in Mine Ventilation Analysis

A Spiral Sequential Sampler for Air and Liquids: Preliminary Results

Two-phase Flow in Coalbeds

Quick-fix Blowout Stoppings for Hardrock Mines

An Evaluation of Emergency Inflatable Stoppings for Use in Metal Mine Fire Rescue and Recovery Operations