- 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 ...
Mining a stope downward in such a series that presents the appearance of a flight of steps.
Industry:Mining
Mining claim that is in a position to contain a lode if it continues in the direction in which it has been proved in other claims, but which itself has not been proved.
Industry:Mining
Mining coal by heavy blasting without undermining or shearing it. In England, called shooting fast.
Industry:Mining
Mining explosive based on a mixture of potassium chlorate and nitrobenzene.
Industry:Mining
Mining of pillars during retreat mining to increase the overall recovery of the reserve.
Industry:Mining
Mining operations to facilitate mining proper after having explored a deposit and having made it accessible both in strike and dip. This work is executed almost entirely within the deposit and includes making: (1) inclines and transfer stations with manways; (2) sublevel drives between the levels; and (3) various crosscuts, chutes, minor shafts, raises, winzes, and other works.
Industry:Mining