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United States Bureau of Mines
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 ...
The shape of the bottom of a cutting edge or tooth that tends to pull it into the ground as it is moved.
Industry:Mining
The shape taken by the curve of a bending moment diagram for a uniformly distributed load on a beam simply supported.
Industry:Mining
The shelves fastened along the sides of the entry throughout the explosion zone on which dust is placed in explosion testing in an experimental mine or gallery.
Industry:Mining
The shorter lateral axis in the crystals of the orthorhombic, monoclinic, and triclinic systems.
Industry:Mining
The shortest distance between the center line of a drill hole and the free rock face.
Industry:Mining
The shuttering erected at the end of a length of concrete construction and shaped to provide a suitable joint for the next length.
Industry:Mining
The side of a beam in tension, being the lower side in the general case of a simple beam supported at both ends.
Industry:Mining
The side of a heading or roadway driven in the solid coal.
Industry:Mining
The side of a mineral vein.
Industry:Mining
The side of the working face of a coalbed in which the joints or cleats are least pronounced, as distinguished from the face side in which the joints are most pronounced.
Industry:Mining
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