The results show that the pitch cokes have different morphologies at different pressures using PLM analysis.
结果表明，两种沥青炭化后的组织随压力的不同而不同。
Pitch cokes were prepared by carbonization of pitches from Wuhan Iron and Steel Plant and the Taiyuan Iron and Steel Plant under different pressures and heat treatments.
将武钢中温沥青和太钢高温沥青在不同压力下炭化，进一步对所得沥青焦进行了高温热处理；
The results show that the gel-pitch composite binder works well as the binder of petroleum cokes and helps improve the traditional process of heating pressurization.
结果表明，凝胶一沥青复合粘结剂与石油焦粘结性能好，改变了传统的热压成型工艺。
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