- 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 hole in the lower part of the windbore of a mining pump to admit the water.
Industry:Mining
The horizontal axis about which the telescope of a theodolite can be rotated.
Industry:Mining
The horizontal distance between the points of maximum and half-maximum values in a symmetrical anomaly, usually either gravity or magnetic. It is useful in estimating the depth of the geologic feature that causes the anomaly.
Industry:Mining
The horizontal distance by which a borehole misses its intended target.
Industry:Mining
The horizontal roof member of a timber set on mine roadways, or a flat supported by props on the face.
Industry:Mining
The Hoyer method of prestressing concrete beams, precast in a workshop with the tensioned wires embedded in them and firmly anchored.
Industry:Mining