coking coal

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 Coke (fuel) on Wikipedia
 Metallurgical coal on Wikipedia


coking coal (uncountable)

  1. Bituminous coal which is suitable for making into coke, for example for use in steel manufacture.
    • 1959 May, R. A. Savill, “The coal traffic of the North Eastern Region”, in Trains Illustrated, page 272:
      All grades of coal, deepmined and opencast, are produced, and Durham coking coal is unsurpassed for iron and steel making and is world-famous.
    • 1962 December, “Railways and the Spencer Steelworks”, in Modern Railways, page 410:
      Among the numerous types of vehicles required are special 33½-ton vacuum-braked hopper wagons for iron ore imported at Newport docks, 21-ton vacuum-braked wagons for coking-coal and 56-ton vehicles for slabs and coils.

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