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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 ...
Timbers spanning from truss to truss, and supporting the rafters of a roof.
Industry:Mining
Time interval between contact of an oxidant and a combustible and ignition.
Industry:Mining
Time spent in circulating a higher-than-normal volume of fluid through the drilling string while slowly rotating and lowering the string from the last few feet above to the bottom of a borehole to wash away any obstructing material before resuming coring operations.
Industry:Mining
Tin extracted from slag. Also spelled prillon.
Industry:Mining
Tin obtained from veins or lodes, as distinguished from stream tin.
Industry:Mining
Tin of 99.75% or greater purity.
Industry:Mining
Tin of such high purity as to rate a special bonus in the metal market.
Industry:Mining
Tin ore (cassiterite) occurring in veins, as distinguished from stream tin or placer tin. Compare: stream tin
Industry:Mining
TiN; a special refractory material (melting point, 2,930 degrees C). It can readily be produced from TiC1<sub>4</sub>and NH<sub>3</sub>.
Industry:Mining
Tinplate with a relatively heavy coating of tin (higher than the coke tinplate grades).
Industry:Mining
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