- Industry: Mining
- Number of terms: 33118
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- 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 ...
In soil tests, the maximum density is found by compacting soil with a Kango hammer; the minimum density is measured by pouring soil into a container of known capacity. This test is useful for determining the relative density of sands, by comparison with field tests.
Industry:Mining
In solvent extraction or liquid-liquid extraction procedures, allowing the mixture of aqueous liquor and organic solution phases to separate for individual recovery and further treatment.
Industry:Mining
In solvent extraction technology, the rate of disengagement of phases (aqueous and organic carrier).
Industry:Mining
In solvent extraction, the active organic reagent that forms an extractable complexion with the metal.
Industry:Mining
In solvent extraction, the aqueous solution used to re-extract the metal from the pregnant solution.
Industry:Mining
In solvent extraction, the metal-bearing solvent produced in the solvent extraction circuit.
Industry:Mining
In some gneissic and schistose metamorphic rocks, a structure consisting of minerals like feldspar, quartz, or garnet that have been squeezed into elliptical or lens-shaped forms resembling eyes (augen), which are commonly enveloped by essentially parallel layers of contrasting constituents such as mica or chlorite. Compare: augen; flaser structure.
Industry:Mining
In stamp battery crushing, a square-sectioned wooden stick greased on the underside and leather-lined above; it is inserted between cam and tappet.
Industry:Mining
In stamp milling, a strong horizontal revolving shaft to which a number of cams are attached in such a manner that no two of them strike the tappets at the same instant, thus distributing the weight to be lifted.
Industry:Mining
In stamp milling, the wooden block or board that is attached to the bottom of the screen so as to raise the depth of the issue and act as a false lip to the mortar.
Industry:Mining
