10 Terms
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Mineral mining
The extraction of valuable minerals or other geological materials from the earth for economic interests.
Industry: Mining
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Mineral mining
pier
Mining; General mining
A rectangular or sometimes circular form of column, constructed usually of concrete, hard brickwork, or masonry, and designed to support heavy concentrated loads from arches or a bridge ...
Belgian oven
Mining; General mining
A rectangular oven with end doors and side flues for the manufacture of coke.
bucking hammer
Mining; General mining
A rectangular piece of cast iron 5 to 6 in (12.7 to 15.24 cm) across, usually rounded fore and aft with an eye on the back and with a wooden handle; used for grinding ore on a cast-iron bucking ...
full-wave rectifier
Mining; General mining
A rectifier that changes single-phase alternating current into pulsating unidirectional current, utilizing both halves of each cycle.
half-wave rectifier
Mining; General mining
A rectifier that changes single-phase alternating current into pulsating unidirectional current, utilizing only one-half of each cycle.
red lime mud
Mining; General mining
A red mud to which lime, caustic soda, or quebracho, has been added. The pH is usually 12.0 to 13.0.
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