- 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 ...
Scrap derived from consumer goods that have outlived their usefulness in the economy; it includes discarded white goods, automobiles, electrical equipment, machinery, etc.
Industry:Mining
Scrap from redundant manufactured goods and equipment, collected and processed by merchants.
Industry:Mining
Screen coated with zinc sulfide or other fluorescing substance, on which scintillations are observable when bombarded by radioactive rays.
Industry:Mining
Screen composed of wire or rod woven or crimped into a square or rectangular pattern.
Industry:Mining
Screen used to size moderately small material, vibrated electrically by solenoid action.
Industry:Mining
Screened gravel or crushed stone aggregate, bound by bituminous grouting, the binder being introduced after compaction of the aggregate.
Industry:Mining
Screened or classified between close maximum and minimum limits of size or settlement.
Industry:Mining
Screens used for removing the small sizes, caused by breakage in handling, from sized coal just before it is loaded for shipment. Degradation screening is usually necessary where a sized coal is picked, mechanically cleaned, stored, conveyed, or otherwise handled so that breakage occurs after it is sized on the main screens. This applies particularly to domestic coal, which should reach the consumer in as attractive condition as possible.
Industry:Mining
