- Industry: 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 ...
In oceanography, a high tide occurring at the moon's first or third quarter, when the sun's tidal influence is working against the moon's, so that the height of the tide is below the maximum in the approximate ratio of 3:8.
Industry:Mining
In oceanography, a navigable submersible ship that is used for deep-sea exploration, has a spherical watertight cabin attached to its underside, and uses gasoline and shot for ballast.
Industry:Mining
In oceanography, a ship (as a submarine or bathysphere) designed for exploration of or navigation in water far below the surface of a sea or lake.
Industry:Mining
In oceanography, a sounding apparatus using echo delay, for determining automatically the depth of sea beneath a ship.
Industry:Mining
In oceanography, a spherical diving apparatus, made large enough to contain two people and instruments; capable of resisting tremendous pressure, and therefore of descending to great depths; it is used in oceanography for the investigation of deepwater faunas.
Industry:Mining
In oceanography, an instrument for measuring vertical currents in the deep sea.
Industry:Mining
In oceanography, animals and plants found living below low tidemark and above the 100-fathom (183-m) line.
Industry:Mining
