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United States Bureau of Mines
المجال: 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 vertical iron plate, supporting the slag runner of an iron blast furnace.
Industry:Mining
A vertical member of a stamp battery frame that carries the camshaft.
Industry:Mining
A vertical mine timber, esp. one supporting a set in a shaft.
Industry:Mining
A vertical or inclined connection between two or more levels; used as an ore pass.
Industry:Mining
A vertical or inclined passage for the downward transfer of ore; equipped with gates or other appliances for controlling the flow. An orepass is driven in ore or country rock and connects a level with the hoisting shaft or with a lower level.
Industry:Mining
A vertical pin fastened at the bottom that serves as a center of rotation.
Industry:Mining
A vertical rectangular timber or steel chute for the transfer of coal to a lower level. Strips of wood placed crosswise in the chute retard the downward flow, and the chute is kept full for the same purpose.
Industry:Mining
A vertical rotating jib fitted with cutter picks and driven from the end sprocket of the bottom jib of a coal cutter. The turret jib is satisfactory in seams where the coal parts readily from the roof and is not too hard.
Industry:Mining
A vertical section of a soil that displays all its horizons.
Industry:Mining
A vertical section of a soil that displays all its horizons.
Industry:Mining