Calorific value of coke oven gas is around __________ Kcal/Nm3. August 17, 2022 by admin Question: Calorific value of coke oven gas is around __________ Kcal/Nm3. [A]. 900 [B]. 4200 [C]. 7500 [D]. 2000 Answer: Option B Explanation: No answer description available for this question.