mining width

См. также в других словарях:

• mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium

• 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

• Underground mining (hard rock) — A three dimensional model of an underground mine with shaft access Underground hard rock mining refers to various underground mining techniques used to excavate hard minerals, mainly those containing metals[1] such as ore containing gold …   Wikipedia

• Derbyshire lead mining history — Goodluck Mine in Via Gellia. This article details some of the history of lead mining in Derbyshire, England. Contents 1 …   Wikipedia

• Underground mining (soft rock) — refers to a group of underground mining techniques used to extract coal, oil shale and other minerals or geological materials from sedimentary ( soft ) rocks. Because deposits in sedimentary rocks are commonly layered and relatively less hard,… …   Wikipedia

• Longwall mining —   An automated form of underground coal mining characterized by high recovery and extraction rates, feasible only in relatively flat lying, thick, and uniform coalbeds. A high powered cutting machine is passed across the exposed face of coal,… …   Energy terms

• Kolar Gold Fields — ▪ mining area, India       mining area, southeastern Karnataka (Karnātaka) state, southern India. It lies on a Southern Railway spur that loops from Bangarapet to Bangalore (Bengaluru). Economic activities centred on the goldfields, which were… …   Universalium

• Akosombo Dam — width= m to ft | num=366 | abbr=yes | spell= | precision=0 | wiki=no began= 1961 open= 1965 closed= cost= £130 million reservoir capacity= 148 x 1012 litres reservoir catchment= 8502 sq.km reservoir surface= bridge carries= bridge width= bridge… …   Wikipedia

• environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …   Universalium

• Příbram — Geobox | Settlement name = Příbram other name = category = Town image caption = | flag type = Flag | flag border = 1 symbol = Pribram CoA CZ.gif > Coat of arms etymology = official name = motto = nickname = country = Czech Republic country state …   Wikipedia

• Капитализация — (Сapitalization) Капитализация это превращение прибыли в добавочный капитал Рыночная капитализация крупных мировых компаний, расчет ставки и коэффициента капитализации предприятия, процентов и недвижимости Содержание >>>>>>> …   Энциклопедия инвестора