- Industria: 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 hollow sphere of opalescent glass with its interior coated with essence d'orient and then filled with wax.
Industry:Mining
A hollow vertical tube, rod, or pipe terminating in a perforated pointed shoe and fitted with a fine-mesh wire screen; connected with others in parallel to a drainage pump; driven into or beside an excavation to remove underground water, to lower the water level and thereby minimize flooding during construction, or to improve stability.
Industry:Mining
A homogeneous liquid or solution of specific gravity greater than that of water (e.g., zinc chloride and calcium chloride) that can be used in industry or in the laboratory to divide coal or other minerals into two fractions of different specific gravities.
Industry:Mining
A homogeneous spherulite formed of minute crystals branching outward from the center.
Industry:Mining
A honey-yellow variety of retinite containing little nitrogen, occurs in brown coal at Walchow, Moravia, Czech Republic.
Industry:Mining
A hoop or ring of U-section used to join lengths of pipe so as to permit of expansion.
Industry:Mining
A hopper (bunker) designed to receive a feed at fluctuating rate and to deliver it at some predetermined rate.
Industry:Mining
A hopper (bunker) designed to receive a feed at fluctuating rate and to deliver it at some predetermined rate.
Industry:Mining
