- 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 ...
The process of lowering the water table so that an excavation can be carried out in the dry. This is done by means of well points.
Industry:Mining
The process of making iron sponge from ore mixed with coal dust and heated in vertical cylindrical retorts.
Industry:Mining
The process of making steel from solid or molten pig iron, with or without admixture with steel scrap. The processes used are the Bessemer, open-hearth, crucible, electric arc, high-frequency induction, and duplex.
Industry:Mining
The process of measuring distances and elevations by observing through a telescope the distance intercepted on a rod between two horizontal cross-hairs. These hairs are carried on the same ring as the regular horizontal crosshair, and are equidistant from it.
Industry:Mining
The process of measuring the horizontal (or slope) distances and directions from a survey station to nearby landmarks, reference marks, and other permanent objects that can be used in the recovery or relocation of the station.
Industry:Mining
The process of mechanically setting diamonds in a bit in a matrix of finely divided metal powders. The metal powder is first cold pressed to compact it in a bit mold or die and then heated to allow the bonding alloy to melt and bind the powder to the diamonds and bit blank. Hot pressing or coining follows heating of the powder in some modifications of the process.
Industry:Mining
The process of moving materials by water; colloquially, hydraulicking.
Industry:Mining
