- 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 ...
A rough bar rolled or drawn directly from a bloom or puddle bar for conversion into merchant iron in the mill.
Industry:Mining
A rough wall of flat stones built to prevent the piles of gob from obstructing the passage of air.
Industry:Mining
A round bar of mild steel having a conical, cup- or pan-shaped head, which is driven while red hot into a hole through two plates of steel that have to be joined together. Aluminum, copper, and other materials are also used for rivets.
Industry:Mining
A round or square iron rod passing through or over a furnace and connected with a buckstay to assist in binding the furnace together.
Industry:Mining
A round table resembling in operation a Wilfley table, and also like the Pinder concentrator except that it is convex instead of concave. The table does not revolve but has a peripheral jerking motion imparted to it circumferentially by means of a toggle movement.
Industry:Mining
A rounded fragment of agate, carnelian, cairngorm, or other variety of quartz; found in gravels of parts of Scotland and used as a semiprecious stone.
Industry:Mining
