Methane Accumulations in Coal Mine Roof Cavities

Three Coal Mine Ventilation Studies Using Sulfur Hexafluoride Tracer Gas

Tracer Gas as an Aid in Mine Ventilation Analysis

Using Sulfur Hexafluoride as a Gaseous Tracer to Study Ventilation Systems in Mines

Sulfur Hexafluoride as a Mine Ventilation Research Tool: Recent Field Applications

Report of Investigations: no.7381 to date

The Diffusion Flame in Free Convection: Buoyancy-induced Flows, Oscillations, Radiative Balance, and Large-scale Limiting Rates, Issues 8261-8280

Direct Method Determination of the Gas Content of Coal: Procedures and Results, Issues 8501-8520

Laboratory Experiments in Electrokinetic Densification of Mill Tailings: (in Two Parts) 2. Application to Various Types and Classifications of Tailings, Issues 7881-7900

Oxygenates in Automotive Exhaust Gas: Estimation of Levels of Carbonyls and Noncarbonyls in Exhaust from Gasoline Fuels, Issues 7661-7680

Analysis of Steelmaking Slags by Atomic Absorption Spectrophotometry Using Pressure Dissolution: 1978-1979