- 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 jig with a plunger compartment at the head end, so that the material is given a classification in the jig.
Industry:Mining
A joint between a hose and a steel pipe, or between two lengths of hose.
Industry:Mining
A joint found in rocks that causes a plane of weakness known variously as a rift or gain. This largely determines the shape of the blocks that may be extracted from a quarry.
Industry:Mining
A joint found in rocks that causes a plane of weakness known variously as a rift or gain. This largely determines the shape of the blocks that may be extracted from a quarry.
Industry:Mining
A joint found in rocks that causes a plane of weakness known variously as a rift or gain. This largely determines the shape of the blocks that may be extracted from a quarry.
Industry:Mining
A joint from which air leaks and makes a screaming noise. Compressed air escaping at a screaming joint or hole in an air hose can be the cause of a mine fire.
Industry:Mining
A joint having a central hinge like an elbow, and operated by applying the power at the junction of motion, as from horizontal to vertical, and giving enormous mechanical advantage; a mechanism common in many forms of presses and in stone crushers.
Industry:Mining
A joint in a coal seam that is inclined away from the observer from floor to roof. It would be a face slip from the opposite direction. Compare: face slip.
Industry:Mining
