- Отрасли: Mining
- Number of terms: 33118
- Number of blossaries: 0
- Company Profile:
The U.S. Bureau of Mines (USBM) was the primary United States Government agency conducting scientific research and disseminating information on the extraction, processing, use, and conservation of mineral resources.
Founded on May 16, 1910, through the Organic Act (Public Law 179), USBM's missions ...
A face or gathering locomotive driven by a power cable connected to trolley wires. The cable winds on a reel attached to the locomotive.
Industry:Mining
A factor by which the specified horsepower is multiplied to compensate for drive conditions.
Industry:Mining
A factor relating similar blast effects from various size charges of the same explosive at various distances; it is computed by dividing the distance of concern by an exponential root of the explosive quantity detonated per delay.
Industry:Mining
A factor used in the plastic design of steel structures. It is a constant for each particular shape of section.
Industry:Mining