11 Terms
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General mining
General mining related terms and definitions in minerals and related activities.
Industry: Mining
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General mining
crown block
Mining; General mining
A pulley, set of pulleys, or sheaves at the top of a drill derrick on and over which the hoist and/or other lines run.
crown pulley
Mining; General mining
A pulley, set of pulleys, or sheaves at the top of a drill derrick on and over which the hoist and/or other lines run.
crown wheel
Mining; General mining
A pulley, set of pulleys, or sheaves at the top of a drill derrick on and over which the hoist and/or other lines run.
bubble pulse
Mining; General mining
A pulsation attributable to the bubble produced by a seismic charge fired in deep water. The bubble pulsates several times with a period proportional to the cube root of the charge, each oscillation ...
ball grinder
Mining; General mining
A pulverizer or disintegrator consisting of metal balls enclosed in a rotating cylinder.
reciprocating pump
Mining; General mining
A pump consisting of a piston or plunger which lifts water to a higher level by a series of to-and-fro movements.
air pump
Mining; General mining
A pump for exhausting air from a closed space or for compressing air or forcing it through other apparatus. Compare: vacuum pump
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