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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 ...
A tipple that dumps cars with a rocking motion.
Industry:Mining
A tippler designed to overcome the tendency for coal or dirt to stick to the bottom of the tubs or mine cars. When the tippler is in the inverted position, the car rests upon a vibrating frame that gives it a high-speed vertical jolting motion, which frees any material tending to stick inside the car.
Industry:Mining
A titanian variety of samarskite.
Industry:Mining
A titaniferous andradite approaching schorlomite in composition; garnet group.
Industry:Mining
A titaniferous variety of hornblende.
Industry:Mining
A titanium slag containing about 80% TiO<sub>2</sub>. It is made by electric-furnace smelting of iron-titanium ores.
Industry:Mining
A tool for cleaning, resharpening, and truing the cutting faces of grinding wheels.
Industry:Mining
A tool for cutting wrought iron or steel pipes. The curved end which partly encircles the pipe carries one or more cutting disks.
Industry:Mining
A tool for extracting tubing from a borehole.
Industry:Mining
A tool in which a hammerhead is activated by means of compressed air. The airhammer is called a jackhammer in coal mining and jackleg-hammer in hardrock mining. The tool is used to drill blastholes to grade or take up bottom or to advance a stope.
Industry:Mining
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