- 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 ...
That portion of melanchyme that is insoluble in alcohol; it is black and gelatinous.
Industry:Mining
That portion of the cable or wire line, reeved through a block and tackle, that runs from the stationary block to the hoisting drum on a drill machine. Compare: deadline
Industry:Mining
That portion of the electromagnetic spectrum in which the waves normally produce, upon the human eye, color sensations of red, orange, yellow, green, blue, violet, or their intermediate hues, or of white light if the rays are combined. Distinguished from radio, infrared, ultraviolet, gamma, and X-rays.
Industry:Mining
That portion of the feed material discharged from the screen deck without having passed through the apertures.
Industry:Mining
That portion of the feed material that has passed through the apertures in a screen deck.
Industry:Mining
That portion of the haulage system immediately adjacent to the face. In longwall mining, the face belt or tubs and track along the face constitute the gathering haulage system.
Industry:Mining
That portion of the haulage system that collects the coal from the various gatheringhaulage delivery points and delivers it to the main haulage system.
Industry:Mining
That portion of the subsurface water adhering to the pore walls. It is assumed to be equal in quantity to the pellicular water, and it is measured by specific retention.
Industry:Mining
That portion of the total tension in a conveyor belt effective in actually moving the loaded belt. It is often referred to as horsepower pull. Effective tension is the difference between tight side tension and slack side tension.
Industry:Mining
