upload
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 ...
The transportation of solids by suspension or flotation in flowing water.
Industry:Mining
The transporting of ore, rock, people, materials, and supplies through shafts and haulageways, including the loading of ore or rock into cars and carrying it to the surface.
Industry:Mining
The treatment of copper sulfide ores by roasting with salt to form chlorides, which are then leached out and precipitated.
Industry:Mining
The treatment of copper sulfide ores by roasting with sodium sulfate, and subsequent lixiviation and precipitation.
Industry:Mining
The treatment of lead ores by roasting to form lead oxide, and subsequent reducing fusion in a shaft furnace.
Industry:Mining
The treatment of quicksilver ores by heating in iron retorts with admixture of lime.
Industry:Mining
The treatment of silver ores preparatory to amalgamation, by humid chloridization with copper dichloride.
Industry:Mining
The trigonal mineral, (Ca,Na)(Mg,Fe)<sub>3</sub>Al<sub>5</sub>Mg(BO<sub>3</sub>)<sub>3</sub>Si<sub>6</sub>O<sub>18</sub>(OH,F)<sub>4</sub>, of the tourmaline group.
Industry:Mining
The trough in which the penstock of a water wheel is placed.
Industry:Mining
The true meaning of such expressions as shafts, tunnels, levels, uprises, crosscuts, inclines, and sump when applied to mines signifies instrumentalities whereby and through which such mines are opened, developed, prospected, and worked.
Industry:Mining
© 2024 CSOFT International, Ltd.