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Metallurgical coal or coking coal [1] is a grade of coal that can be used to produce good-quality coke. Coke is an essential fuel and reactant in the blast furnace process for primary steelmaking. [2] [3] [4] The demand for metallurgical coal is highly coupled to the demand for steel. Primary steelmaking companies often have a division that ...
Coking is the process of heating coal in the absence of oxygen to a temperature above 600 °C (1,112 °F) to drive off the volatile components of the raw coal, leaving behind a hard, strong, porous material with a high carbon content called coke. Coke is predominantly carbon.
Company operates 36 coal mines, which include eleven underground, sixteen open cast & nine mixed mines in year 2020. Company runs eight coal washeries and four are under construction. Mines are grouped into twelve areas for administratisation. BCCL is the major producer of prime coking coal (raw and washed) in India.
A coking factory or a coking plant is where coke and manufactured gas are synthesized from coal using a dry distillation process. The volatile components of the pyrolyzed coal, released by heating to a temperature of between 900°C and 1,400 °C, are generally drawn off and recovered. There are also coking plants where the released components ...
Coal washeries are generally not a part of coal mines in India, with some exceptions. [21] There were 60 coal washeries (19 coking and 41 non-coking) in India as on 31 March 2021 with a total installed capacity of 138.58 million tonnes per year, of which 108.60 million tonnes are non-coking and 29.98 million tonnes are coking coal washeries. [21]
China imported 54.7 million tonnes of coking coal - an essential ingredient in the production of steel - last year, down by 24.6 per cent from 2020, according to official data. "Even though demand ...
On June 15, 2011, Arch Coal acquired International Coal Group through a merger for $3.4 billion. ICG became a wholly owned subsidiary of Arch Coal. Coal prices were rising as demand for coal from China and India were increasing. The merged company is the second-largest coking-coal producer in the United States. [6]
The West Tsankhi section of the Tavan Tolgoi coal deposit has been in operation since 1967, as a small coal mine. It supplied coal to the Mongolian domestic market, but in August 2011, started exporting coal to China [ 16 ] In 2009 in order to maximize the mine's production, the Mongolian government put the mine up for international companies ...