After comparing and analysing the thermal properties, microstructure and hole parameter of coke, the pater points out the alkali resistance of dry quenched coke is better than wet quenched coke.
通过对干、湿熄焦热性能、光学组织、气孔参数分析对比，得出干熄焦抗碱性能远好于湿熄焦的结论。
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The paper introduces operation and existing problems before reformation of biochemical water treatment system of two 55 holecoke ovens with A2O method at New Iron-making Plant.
After coke oven hole reaming at Nangang coal gas cleaning system technology of old coke oven is improved, the result shows that the system operation is stabilized.