Search U.S. government technical reports digitized or harvested by TRAIL.
Self-contained self-rescuer field evaluation :fourth-phase results
The light metals industry of China
Field test of an alternative longwall gate road design
Improving safety at small underground mines :[proceedings
In situ stress at the Lucky Friday Mine (in four parts).
Computer modeling and analysis of the Greens Creek Mine, Admiralty Island, AK
Ion elutriation of silver and free cyanide from wastewater
The impact of financial price risk on the U.S. nonferrous metals industry
A manganese consumption and recycling flow model
An overview of production of specific U.S. gemstones
New techniques for mining thin-seam mountaintop coal reserves