- Industria: Mining
- Number of terms: 33118
- Number of blossaries: 0
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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 journey set or train of tubs, trams, or trucks, or a self-acting incline, in a coal mine.
Industry:Mining
A kaolinitic clay found in Dorsetshire, England. It is used as a low-percentage addition to natural molding sands.
Industry:Mining
A kerogen-bearing, finely laminated brown or black sedimentary rock that will yield liquid or gaseous hydrocarbons on distillation. Compare: bituminous shale petrolo-shale.
Industry:Mining
A kind of crowbar with a short projection and a heel or fulcrum at the end; a pinch. Used to pry forward heavy objects.
Industry:Mining
A kind of euvitrain that consists completely of ulmin but that is not precipitated from solution. Compare: collain.
Industry:Mining
A kind of fuse. The tube carrying a train to the charge in a blasthole. Also called reed or rush; because these, as well as spires of grass, are used for the purpose.
Industry:Mining
A kind of particle-size analysis based upon the amount of material in turbid suspension, the turbidity decreasing as the particles settle.
Industry:Mining