- work a coal seam by the wall system
- Макаров: производить выемку угля лавами
Универсальный англо-русский словарь. Академик.ру. 2011.
work a coal seam by the wall system
Смотреть что такое "work a coal seam by the wall system" в других словарях:
coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… … Universalium
Coal mining — Men leaving a UK colliery at the close of a shift Surface coal mining in Wyo … Wikipedia
coal — coalless, adj. /kohl/, n. 1. a black or dark brown combustible mineral substance consisting of carbonized vegetable matter, used as a fuel. Cf. anthracite, bituminous coal, lignite. 2. a piece of glowing, charred, or burned wood or other… … Universalium
History of coal mining — Due to its abundance, coal has been mined in various parts of the world throughout history and continues to be an important economic activity today. Compared to wood fuels, coal yields a higher amount of energy per mass and could be obtained in… … Wikipedia
longwall system — ˈ ̷ ̷ˌ ̷ ̷ noun Etymology: longwall from long (I) + wall : a method of coal mining in which the working face extends entirely across the seam, the work proceeds either away from or toward the main shaft, and the roof is allowed to cave in behind… … Useful english dictionary
Ladyshore Colliery — Ladyshore Colliery, originally named Back o th Barn , was a coal mine situated on the Irwell Valley fault, in Little Lever near Bolton, Greater Manchester, England. It opened in the 1830s and closed in 1949. Only the colliery office (now a house) … Wikipedia
Diffusion of technology in Canada — This article outlines the history of the diffusion or spread of technology in Canada. Technologies chosen for treatment here include, in rough order, transportation, communication, energy, materials, industry, public works, public services… … Wikipedia
Dudley — For the larger local government district, see Metropolitan Borough of Dudley. For other uses, see Dudley (disambiguation). Coordinates: 52°30′43″N 2°05′45″W / … Wikipedia
List of pipeline accidents — The following is a list of pipeline accidents: This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries. Contents 1 Bel … Wikipedia
Deep Navigation Colliery — The entrance to the former Deep Navigation Colliery, Treharris, in July 1984 Deep Navigation Colliery was a coal mine in South Wales, that operated from 1872 until 1991. Located next to the co developed village of Treharris in the borough of … Wikipedia
steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying … Universalium
