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United States Bureau of Mines
行业: 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 hopper placed underneath the scraper, rapping roller, or other belt cleaner, to collect the dust and dirt as it is removed from the belt; any tank or vessel to receive and retain dust.
Industry:Mining
A hopper used to receive and direct material to a conveyor.
Industry:Mining
A hopper used to receive and direct material to a conveyor.
Industry:Mining
A horizon in which ore minerals are known to occur.
Industry:Mining
A horizontal angle or bearing less than 90 degrees , measured to north, south, east, or west from a survey line.
Industry:Mining
A horizontal bar used in the subtense system of surveying by tacheometry. It is held at a distant point and its distance is calculated from its known length and the angle that it subtends at the observer's eye.
Industry:Mining
A horizontal beam in a bracing structure.
Industry:Mining
A horizontal block of ore extracted by top slicing. The dimensions vary in different mines.
Industry:Mining
A horizontal crosscut.
Industry:Mining
A horizontal force tending to distort a rectangular shape into a parallelogram.
Industry:Mining
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