- 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 ...
To start drilling operations with a new bit by rotating the bit slowly under a light load for a short time before full speed and load are applied to the bit.
Industry:Mining
To strip ground downslope by means of a directed stream of water to excavate placer material and transport it to a riffled trough in which the valuable mineral is recovered. Compare: hydraulicking
Industry:Mining
To take in and retain (a substance) in the interior rather than on an external surface; to sorb. Used esp. of metals sorbing gases; e.g., palladium occludes large volumes of hydrogen.
Industry:Mining
To transmit or spread from place to place; as coal dust propagates a mine explosion.
Industry:Mining
To treat a limestone or dolomitic formation with dilute hydrochloric acid to enlarge its void spaces.
Industry:Mining
To turn, twist, or swing about. To slide and turn or slip out of course. In cutting the coal, the machine moves from right to left, the back part moving faster than the front. It is necessary at intervals to stop the machine and straighten it, or "slue" it, as called by miners.
Industry:Mining
