Chemical Engineering - Fuels and Combustion - Discussion


Pick out the wrong statement.

[A]. Percentage of ash in coke produced from medium coking coal is more than that in coal.
[B]. The calorific value (kcal/Nm3) of coke oven gas reduces on removal of hydrogen from it by cryogenic method.
[C]. Ash is normally removed as 'flyash' in kopper-Totzek process of coal gasification.
[D]. Coal based fertiliser plants in India at Talcher (Orissa) and Ramagundam (A.P) employ Kopper-Totzek process of coal gasification.

Answer: Option C


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