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ore extraction वाक्य

"ore extraction" हिंदी मेंore extraction in a sentence
उदाहरण वाक्यमोबाइल
  • Actual ore extraction, according to the United States Geological Survey, peaked in 2007 at 77.9 million tonnes of ore ( 42.8 million tonnes of pure iron content ).
  • Construction of Devonshire Dock commenced in 1863 and was funded by the Furness Railway, who at the time controlled the new town's economy ( iron ore extraction and transportation ).
  • The whole region was not only strategically situated but was also from an early period a highly productive centre for ore extraction and metal working, which made it unusually valuable.
  • Through the use of more modern mining equipment, the pit achieved an ore extraction of 50 tonnes per man per shift, even internationally-based on the raw ore quantities-of considerable value.
  • Because of the mining method used, the ore extraction process in each ore body always proceeds upwards towards the bottom of the open-pit mine, while filling fully extracted areas with waste rock.
  • The square set timbering method devised by Deideshimer slowed the swelling action long enough for ore extraction, though with time the timbering was crushed by the enormous pressures found in the Comstock mines.
  • The underground mine is accessible either via an incline ramp or a mine shaft . Ore extraction started at level 500, from which the process proceeds upwards towards the bottom of the open-pit.
  • The town was earlier dominated by iron-ore extraction at Gr�ngesberg ore field ( Gr�ngesbergs malmf�lt ) from the 16th century to 1989 . In January 1990 was the last ore-train from Gr�ngesberg to Oxel�sund.
  • The development plan for Apatit to 2015 assumes an optimal level of apatite concentrate production of 8.5 Mt / yr that would require levels of ore extraction of 27 to 28 Mt / yr.
  • Although the current plans are for iron ore extraction, there have been suspicions that uranium will also be mined at Mount Pipet, in line with Burma's recently announced nuclear ambitions and partnership with Russia.
  • One of the most important companies in the sector is AO Karelian Pellet, which is the 5th largest of Russia's 25 mining and ore dressing enterprises involved in ore extraction and iron ore concentrate production.
  • In 1985 the most important branches of industry in terms of the monetary value of their contribution to the economy were machinery, electrical engineering, metalworking, chemicals, asbestos, rubber, and ferrous metallurgy ( including ore extraction ).
  • The village was established in the 1830s when the Whitby to Pickering Railway was built, and grew as a result of industrial iron ore extraction, and in the 1860s the development of an ironworks led to further growth.
  • Despite Norilsk Nickel s development plan to significantly increase ore extraction, the company was proceeding more slowly than its stated plans would indicate and it appeared that through 2010, Norilsk Nickel would try to keep output levels at about the 2005 level.
  • The Wildrose Charcoal Kilns were completed in 1877 by the Modock Consolidated Mining Company, above Death Valley in the Panamint Range, and were used to reduce mines in The Argus Range, 25 miles to the west, to feed smelting and ore extraction operations.
  • Iron ore extraction resulted in the whole area under Grosmont station being mined, on the'pillar and stall'method; the railway company ( the NER ) simply bought the ironstone under the station house and the river bridge and made preparations to deal with subsidence elsewhere.
  • Though decades of ore extraction and the convulsions leading to the new South Africa have sharply reduced the productivity of the nation's mines, the gold industry employs 400, 000 people, in the mines and in related industries like explosives, steel, drilling machinery and engineering.
  • They have traditionally been interpreted as the remains of prehistoric and early historic iron ore extraction, but investigation undertaken by the Forest of Dean Archaeological Survey from 2003 to 2004 suggests that they have a primarily natural origin which has been exploited by humans.
  • There is some sign of copper ore extraction around the Coniston area, but the most notable find is of a tuy�re, ( a clay pipe connecting the bellows to a furnace ), found at Ewanrigg and which is a rare example from the Early Bronze Age.
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