- 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 ...
A wall-like ridge created when erosion removes softer material from along the sides of a dike.
Industry:Mining
A warning device affixed to the roof or back of a mine that automatically displays a visual indication when rock displacement begins.
Industry:Mining
A wash that carries water only at infrequent intervals and for short periods, as after a heavy rainfall. Compare: arroyo
Industry:Mining
A washability term popularly defined as the percentage of material in the raw coal within + or -0.1 of the separating specific gravity.
Industry:Mining
A washbox air valve operated by means of a reciprocating motion.
Industry:Mining
A washbox air valve operated by means of a reciprocating motion.
Industry:Mining
A washbox in which pulsating motion is produced by the reciprocating movement of a plunger or piston.
Industry:Mining
A washbox in which pulsating motion is produced by the reciprocating movement of a plunger or piston.
Industry:Mining
A washbox in which the pulsating motion is produced by the intermittent admission of compressed air to the surface of the water following a principle introduced by Baum.
Industry:Mining
A washbox in which the pulsating motion is produced by the intermittent admission of compressed air to the surface of the water following a principle introduced by Baum.
Industry:Mining
