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United States Bureau of Mines
Industry: 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 ...
Unperforated pipe or casing set in a borehole.
Industry:Mining
Unsaturated fatty acid, C<sub>12</sub>H<sub>22</sub>O<sub>2</sub>.
Industry:Mining
Unusually dangerous; specif. used in insurance in classifying occupational risks, as mining is extrahazardous.
Industry:Mining
Unworked rock of any kind.
Industry:Mining
Upgrading of run-of-mill feed either to produce a low-grade preliminary concentrate or to reject valueless tailings at an early stage. Performed by gravity on roughing tables, or in flotation in rougher circuit.
Industry:Mining
Upon a specific piece of ground, a right to enter upon and occupy the ground for the purpose of working it, either by underground excavations or open workings, to obtain from it the mineral ores which may be deposited therein.
Industry:Mining
Upper limit of electric power that may be drawn at any time from the mains without penalty, as agreed by contract.
Industry:Mining
Upper Lower Carboniferous.
Industry:Mining
Upper Lower Devonian.
Industry:Mining
Upper Lower Pennsylvanian.
Industry:Mining
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