- longwall face development
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нарезка лавы
English-Russian dictionary of geology. 2011.
longwall face development
Смотреть что такое "longwall face development" в других словарях:
Longwall mining — is a form of underground coal mining where a long wall (typically about 250 400 m long) of coal is mined in a single slice (typically 1 2 m thick). The longwall panel (the block of coal that is being mined) is typically 3 4 km long and 250 400 m… … Wikipedia
Рассечка — подземная горизонтальная горная выработка небольшой длины, проходимая из других подземных выработок с целью прослеживания или пересечения тела полезного ископаемого. Геологический словарь: в 2 х томах. М.: Недра. Под редакцией К. Н. Паффенгольца… … Геологическая энциклопедия
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
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
Sociotechnical systems theory — is theory about the social aspects of people and society and technical aspects of machines and technology. Sociotechnical refers to the interrelatedness of social and technical aspects of an organisation. Sociotechnical theory therefore is about… … 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
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
OKD — Type joint stock company Industry Mining Founded 1952 Headquarters … Wikipedia
Mining in South Africa — has been the main driving force behind the history and development of Africa s most advanced and richest economy. Large scale and profitable mining started with the discovery of a diamond on the banks of the Orange River in 1867 by Erasmus Jacobs … Wikipedia
Mining industry of South Africa — Premier Diamond Mine, Cullinan, Gauteng, South Africa Mining in South Africa has been the main driving force behind the history and development of Africa s most advanced and richest economy. Large scale and profitable mining started with the… … Wikipedia
