- 行业: 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 ...
The aspect of hydromechanics that deals with forces that produce motion. Compare: hydrostatics
Industry:Mining
The assaying of metallic ores, usually gold and silver, by methods requiring a furnace heat; commonly involves the processes of scorification, cupellation, etc.
Industry:Mining
The assemblage of marine organisms that attach to and grow upon underwater objects.
Industry:Mining
The assembled device consisting of the lugs or jaws attached to an expanding mechanism used to enlarge or ream a borehole below a string of casing.
Industry:Mining
The attachments to a crane that enable it to work as an excavator, a skimmer, a back acter, or a similar machine.
Industry:Mining
The attention and care legally required of a person (for example a claim holder) while that person has temporary possession of a property. With regards to mining claims, the courts have said that due diligence requires that "the exploration for minerals should be made within a reasonable time" and that, "The failure to make such exploration within a reasonable time, and to make it with such thoroughness and certainty as to determine the existence of mineral or oil, would be fatal to the agreement (claim)". Legal requirements 923 for "diligence" may include annual improvements to the claim and the filing of reports and notices.
Industry:Mining
The audible or ultrasonic tone produced in a mechanical part by shock, and having the natural frequency or frequencies of the part. The quality, amplitude, or decay rate of the tone may sometimes be used to indicate quality or soundness.
Industry:Mining
