- 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 ...
In beneficiation, smelting, and refining, a person who (1) tends zinc boxes in which gold or silver that has been dissolved in a cyanide solution is precipitated; and (2) precipitates gold from cyanide solution, except that the cyanide solution is agitated with zinc dust in 2442 a mixing cone and precipitate, then turned into a filter press where the precipitate is recovered prior to the drying and refining to secure the gold.
Industry:Mining
In beneficiation, smelting, and refining, one who directs and coordinates all operations concerned with reducing ore to designated size.
Industry:Mining
In beneficiation, smelting, and refining, one who scrapes up bauxite ore from stockpiles, hauls the ore to the crusher, and dumps it into the crusher hopper, using a combination bulldozer carryall.
Industry:Mining
In beneficiation, smelting, and refining, one who tends a coarse or primary crusher that breaks large lumps of ore into a smaller size so that it may be run through smaller crushers or shipped to a plant for extraction of the valuable metal or minerals.
Industry:Mining
In bituminous coal mining for Arkansas and Oklahoma, a general term applied to a hoisting engineer who operates a small hoisting engine, or an oiler who lubricates and cleans the engine.
Industry:Mining
In bituminous coal mining, a colloquialism of English origin for a pusher who pushes loaded mine cars onto a cage from a platt (an enlarged underground opening at the shaft where cars are gathered prior to hoisting).
Industry:Mining
In bituminous coal mining, a foreman who is in charge of the operations of washing and sizing coal for market at the washery plant.
Industry:Mining
In bituminous coal mining, a foreman who is in charge of workers picking impurities from coal as it is dumped into railroad cars at the mine surface.
Industry:Mining
In bituminous coal mining, a foreperson who is in charge of machine workers who undercut the working face of coal prior to blasting, and machine loaders who load the coal into cars after it is blasted down.
Industry:Mining
In bituminous coal mining, a foreperson who looks after the haulage cable and the equipment of trains of cars by which coal is hauled from the mine. The rope driver superintends the attaching of cars to cable by clipper and directs movement of the cable by signaling a slope engineer through a buzzer system.
Industry:Mining
