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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 block of compressed coal dust, used as fuel; also, a slab or block of artificial stone. Also spelled briquet.
Industry:Mining
A block of compressed coal dust, used as fuel; also, a slab or block of artificial stone. Also spelled briquet.
Industry:Mining
A block with one pulley or sheave.
Industry:Mining
A blocking operation in which ore is added to an open-hearth bath to oxidize the bath and to further reduce the carbon.
Industry:Mining
A bloomery for refining cast iron.
Industry:Mining
A blooming mill, usually consisting of a two-high reversing mill with two rolls, 0.6 to 1.2 m in diameter, between which a hot ingot is reduced to blooms or slabs.
Industry:Mining
A blower that increases the intake pressure of an engine.
Industry:Mining
A blown-out or "windy" shot.
Industry:Mining
A blowpipe in which hydrogen is burned in oxygen. Streams of the two gases in the proportion to form water are forced under pressure from separate reservoirs, and issue together from a jet, igniting just as they issue. The temperature produced which has been estimated at 5,000 degrees F (2,760 degrees C), is sufficient to fuse very refractory substances.
Industry:Mining
A blowpipe in which hydrogen is burned in oxygen. Streams of the two gases in the proportion to form water are forced under pressure from separate reservoirs, and issue together from a jet, igniting just as they issue. The temperature produced which has been estimated at 5,000 degrees F (2,760 degrees C), is sufficient to fuse very refractory substances.
Industry:Mining