- 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 ...
To unite or cause to unite with silicon, as in the combination of iron with silicon in certain metallurgical processes.
Industry:Mining
To unknowingly or knowingly drill with a bit when the flow of the coolant and cuttingsremoval fluid past the bit has been inadvertently or deliberately cut off. Compare: dry drilling
Industry:Mining
To unscrew lengths of drill rod casing, or pipe by mechanical means, using a spinning chain, rope, or cable in conjunction with power derived from the cathead or other rotating device.
Industry:Mining
To use up; to expend; to waste; as in the chemical and mechanical loss of mercury in amalgamation.
Industry:Mining
To wash over or overlay thinly with gold; coat with gold, either in leaf or powder, or by electroplating; as, to gild a chandelier. To overlay with any other substance for the purpose of giving the appearance of gold.
Industry:Mining
To work rooms or pillars to finish coal or ore extraction in an area that has been penetrated to its limits by advance work; workings are generally in the opposite direction of advance work and allow the area to be abandoned as finished.
Industry:Mining
