This paper introduces the present situation, existing problems and solving ideas of the environmental protection of the heat recovery tamping and cleaning type coke oven.

This paper introduces the QRD series clean heat recovery coke-oven, through thermotechnical calculation, compares the concrete parameters and usage effect of the current programme with the improved programme of the clean coke- oven, and contrasts the performances of the firedoor after transformation with t he performances of the firedoor before transformation.

This paper expounds the necessity of the construction of the information automation for the reheat tamping coke-oven,introduces in detail the construction course of the DCS control system,the header regulation and control system and the management LAN system,and makes the evaluation on the implementing effect of the construction of the information automation for the reheat tamping coke-oven.

3 m stamp charging coke oven are described.

This paper introduces the background of the generation and impro ve ment course of heat- recovery coke oven, and analyzes the features, existing pr oblems and improving measures of the oven profiles in each stage of its improvem ent, and makes evaluation on the environmental behaviors of the heat- recovery coke oven from the angle of environmental protection.