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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 ...
(Scotland) Spear plates; strips or plates of iron bolted to wooden pump rods at the joints for the purpose of making the connection.
Industry:Mining
(Scotland) Steep; highly inclined.
Industry:Mining
(Scotland) Strips of hardwood fastened to pump rods to save them from wear at the collars.
Industry:Mining
(Scotland) The bottom of a shaft.
Industry:Mining
(Scotland) The bottom, or lowest, coal sunk through in a shaft.
Industry:Mining
(Scotland) The box into which a pump delivers water.
Industry:Mining
(Scotland) The bucket is said to hang its water when it fails to pump on account of a faulty valve, or air between the bucket and the valve, the column of water above the bucket being sufficient to prevent the opening of the bucket lids.
Industry:Mining
(Scotland) The drift or working that is farthest to the dip.
Industry:Mining
(Scotland) The drift or working that is farthest to the dip.
Industry:Mining
(Scotland) The face of the coal wall; the working face.
Industry:Mining
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