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METHOD AND APPARATUS FOR UPGRADING LOW-RANK COAL
METHOD AND APPARATUS FOR UPGRADING LOW-RANK COAL
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机译:低排煤升级方法和装置
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摘要
The present invention relates to a method and apparatus for upgrading low-rank coal, which upgrade low-rank coal, having a water content of 30% or more, into coal for generating power and having a water content of 10% or less and a calorific value of 6,500 kcal/kg or more, through the use of heavy oil ash and a microwave drying process, which prevents the spontaneous combustion of the coal upgraded into high-rank coal.
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