- 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 ...
A long stick used for inserting the bott plug into the taphole to stop the flow of metal.
Industry:Mining
A long string of cars, permanently coupled together, that shuttles continuously back and forth between one mine and one generating plant, not even stopping to load and unload, since rotary couplers permit each car to be flipped over and dumped as the train moves slowly across a trestle.
Industry:Mining
A long tunnel-shaped furnace through which the charge is generally moved on cars, passing progressively through zones in which the temperature is maintained for preheating, firing, and cooling.
Industry:Mining
A long, 3/4-in-diameter (1.9-cm-diameter) metal pipe, connected to an air supply; used to blow out dust and chippings from vertical blast holes at quarries. The blowpipe is generally used for holes exceeding about 12 ft (3.66 m) deep. A stream of water is sometimes used instead of an air jet.
Industry:Mining
A long, extension-type jack bar or drill column for use underground, on which a drilling machine can be mounted.
Industry:Mining
A long, horizontal, double-hearth furnace for the treatment of lead ores.
Industry:Mining
A long, narrow arm of the sea; also, the opening of a river into the sea. Along the Scottish coast, it is usually the lower part of an estuary (e.g., Firth of Forth), but sometimes it is a fjord (e.g., Firth of Lorne) or a strait (e.g., Pentland Firth). Etymol. Scottish.
Industry:Mining
A long, narrow arm of the sea; also, the opening of a river into the sea. Along the Scottish coast, it is usually the lower part of an estuary (e.g., Firth of Forth), but sometimes it is a fjord (e.g., Firth of Lorne) or a strait (e.g., Pentland Firth). Etymol. Scottish.
Industry:Mining
A long, narrow belt in which subduction takes place; e.g., along the Peru-Chile trench or in the volcanic arc belts of the western Pacific Ocean.
Industry:Mining
