- 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 gate, for controlling water, composed of two upright grooved posts with boards between the boards of slats being removed or added to regulate the height of water.
Industry:Mining
A gating arrangement designed to prevent the passage of slag and other undesirable materials into a casting.
Industry:Mining
A gauzelike texture of fine wire, such as that used for the chimneys of flame safety lamps.
Industry:Mining
A gear on a gear-feed swivel head of a diamond drill by means of which the feed-shifter rod may be moved to engage the shifter-rod pin into the selected feed gear.
Industry:Mining
A gear-driven tube mill supported on a pair of riding rings and distinguished by an Archimedes spiral, through which the ore is fed and discharged. Grinding is effected by flint pebbles fed into the mill.
Industry:Mining
A geared pair of horizontal cylinders, one fixed in a frame and the other held by strong springs. The distance apart is adjusted by distance pieces of shims. Used for grinding.
Industry:Mining
A gearset consisting of an inner (sun) gear, an outer ring with internal teeth, and two or more small (planet) gears meshed with both the sun and the ring.
Industry:Mining
A Geiger counter employing 20 Geiger tubes to increase the sampling area and overcome the inefficiency of a 1-tube counter.
Industry:Mining
