METHOD AND APPARATUS FOR PURIFYING COKE OVEN GAS

摘要

PROBLEM TO BE SOLVED: To provide a method and an apparatus for purifying coke oven gas, in which energy saving can be achieved.SOLUTION: A method for purifying coke oven gas comprises the steps of: cooling the coke oven gas Gto be discharged from a coke oven 11; recovering naphthalene from the cooled coke oven gas G: recovering gas oil from the naphthalene-recovered coke oven gas G; successively recovering hydrogen sulfide and ammonia to purify the coke oven gas Gand obtain fuel gas G.