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grade the ore to size

См. также в других словарях:

  • Ore — For other uses, see Ore (disambiguation). Iron ore (Banded iron formation) …   Wikipedia

  • Grade — NOTOC Grade may refer to:In education* Grade (education), a teacher s evaluation of a student s performance * Grade level, the numbering of the year a student has reached in school.In civil engineering* Grade (slope), the pitch of a slope such as …   Wikipedia

  • Iron ore — Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in colour from dark grey, bright yellow, deep purple, to rusty red. The iron itself is usually found in the …   Wikipedia

  • Heavy mineral sands ore deposits — Heavy minerals (dark) in a quartz beach sand (Chennai, India). Heavy mineral sands are a class of ore deposit which is an important source of zirconium, titanium, thorium, tungsten, rare earth elements, the industrial minerals diamond …   Wikipedia

  • Copper mining in the Democratic Republic of the Congo — mainly takes place in the Copper Belt of the southern Katanga Province of the Democratic Republic of the Congo.[1] Contents 1 Geology 2 History 3 Companies …   Wikipedia

  • Industrial history of the People's Republic of China — Main articles: Economy and economic history of the People s Republic of China. China s industrial sector has shown great progress since 1949, but in the late 1980s it remained undeveloped in many respects. Although the country manufactured… …   Wikipedia

  • Church in the Wood, Hollington — Church in the Wood St Leonard s Church The church from the south …   Wikipedia

  • Zoids - the OJR — After the success of the OAR Zoids line (see Zoids the OAR), Japan was given its own version of the series which proved to be far larger and longer lived than either America s Robo Strux or Europe s OER (see Zoids the OER). The OJR line s… …   Wikipedia

  • Coal grade —   This classification refers to coal quality and use.   • Briquettes are made from compressed coal dust, with or without a binding agent such as asphalt.   • Cleaned coal or prepared coal has been processed to reduce the amount of impurities… …   Energy terms

  • Uranium mining — The Ranger Uranium Mine in Australia …   Wikipedia

  • Fernald Feed Materials Production Center — The Fernald Feed Materials Production Center (commonly referred to simply as Fernald) was a uranium processing facility located near the rural town of Fernald, in Hamilton County, Ohio, about 20 miles northwest of Cincinnati, which fabricated… …   Wikipedia

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