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United States Bureau of Mines
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 ...
Coordination of various processing factors, controls, and specifications to provide best overall conditions for technical and/or economic operation.
Industry:Mining
Copper containing from 0.02% to 0.05% oxygen, obtained by refining copper in a reverberatory furnace.
Industry:Mining
Copper from which cuprous oxide has been removed by adding a deoxidizer, such as phosphorus, to the molten bath.
Industry:Mining
Copper granulated by being poured molten into cold water.
Industry:Mining
Copper in very thin flakes.
Industry:Mining
Copper ore, with a green efflorescence like verdigris.
Industry:Mining
Copper precipitated by iron from copper sulfate in mine water.
Industry:Mining
Copper produced from the Lake Superior ores in which the metal occurs native and is of high purity.
Industry:Mining
Copper that contains about 15% phosphorus. Used chiefly as a deoxidizer for molten metals.
Industry:Mining
Copper that has been refined by electrolytic deposition, including cathodes, which are the direct product of the refining operation; refinery shapes cast from melted cathodes; and, by extension, fabricators' products made therefrom. Usually when this term is used alone, it refers to electrolytic tough pitch copper without elements other than oxygen being present in significant amounts.
Industry:Mining