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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 ...
Fumes that contain a minimum of toxic and irritating chemicals.
Industry:Mining
Fungi belonging to the ascomycetes, in which the usual and dominant growth form is unicellular.
Industry:Mining
Furnace lining made in one piece or formed by casting, ramming, or tamping into position.
Industry:Mining
Furnace lining of neutral refractories.
Industry:Mining
Furnace with series of horizontal stepped hearths each equipped with stirring rabbles. Used to sweet-roast or desulfurize pyritic concentrates, notably gold-bearing sulfides. Moist-to-wet feed progresses step by downward step, meeting hot gases produced toward discharge end from burning pyrite.
Industry:Mining
Furnaces in which the charge rests on the hearth or kiln wall and is heated by hot gases passing over it. Even though hearth furnaces such as the multiple-hearth roasting furnace and rotary kilns operate on the same basis as reverberatory furnaces, they bear little resemblance to them.
Industry:Mining
Further comminution of material already reduced to sand sizes in rod or ball mills.
Industry:Mining
Further increase in hardness produced on tempering high-speed steel after quenching due to precipitation of carbides.
Industry:Mining
Fusain and similar material in coal.
Industry:Mining
Fusion or melting of a substance as a result of chemical action.
Industry:Mining