Question

Compound coke ovens are those which can be heated by

a.

both steam and electrical power.

b.

lean gas (e.g., B.F. gas).

c.

rich gas (e.g., coke oven gas).

d.

both (b) and (c).

Answer: (d).both (b) and (c).

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Q. Compound coke ovens are those which can be heated by

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