Detecting Hot Areas in Dumps with a Handheld, Infrared Scanner

Field Studies on an Unsupported Roof, York Canyon Coal Mine, Raton, N. Mex

Remote Sensing of Potential Spontaneous Combustion in Coal Mines: Volume 6

Long-term Response of a Coal Mine Roof to Time Lapse Between Exposure and Support

Stress Distribution Around Resin Grouted Bolts

Time Effects on Resin-grouted Bolt Anchorage Characteristics

Humidity: A Cyclic Effect in Coal Mine Roof Stability

Using Handheld Infrared Imagers to Locate Miners in Smoke-filled Mine Openings

Microseismic and Displacement Investigations in an Unstable Slope

Coal Mine Roof Instability: Categories and Causes

Column Length Criteria for Resin Bolting in Evaporites

Time Effects on Resin-grouted Bolt Anchorage Characteristics

Locating Miners in Smoke-filled Mine Openings with Infrared Imagers

Geologic Factors in Coal Mine Roof Stability: A Progress Report

Effects of Time Between Exposure and Support on Mine Roof Stability, Bear Coal Mine, Somerset, Colo

Flexible, Fiberoptic Stratascope for Mining Applications

Relationships Between Annulus Thickness and the Integrity of Resin-grouted Roof Bolts

Report of Investigations: no.7381 to date

Two-measurement Methods for Working-level Determinations of Radon Daughters: A Theoretical Study, Issues 8421-8440

Design Requirements for Uranium Ion Exchange from Ammonium Bicarbonate Solutions in a Fluidized System: Issues 8281-8300