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1·The article aims to reduce carcinogenic PAHs of coal tar pitch.

本文研究了用聚合物与煤焦油沥青反应减少其中的致癌多环芳烃。

2·A pitch mesophase can be prepared from petroleum pitch and coal tar pitch.

从石油沥青和煤沥青中制取沥青中间相物质。

3·The modifying mechanisms of surfactants on coal tar pitch are also discussed.

对表面活性剂改性煤沥青的机理进行了比较深入地探讨。

4·Carbon foams were prepared from coal tar pitch, petroleum mesophase pitch, and ar pitch.

分别以煤沥青、石油中间相沥青和AR沥青为前驱体制备炭泡沫材料。

5·Conclusion: Coal tar pitch can result in obvious biomembrane damage of the exposed workers.

结论煤焦沥青可导致接触者生物膜的明显损伤。

6·The spinning of coal tar pitch raw material is key procedure of shaping in manufacturing carbon fiber.

煤沥青原料的纺丝，是碳纤维制造过程中加工成型的关键步骤。

7·Methods of modified coal tar pitch for preparing high specific surface area activated carbon were studied.

研究了用于制备高比表面积活性炭的改质煤沥青的调制方法。

8·Pyrolysis process of the modified coal tar pitch is studied using FT IR and element analysis, respectively.

采用FT - IR和元素分析研究改性煤沥青的热解过程。

9·During non-isothermal polymerization of coal tar pitch, TI-QS content changes as parabola, and its maximum 20.

以煤系软沥青为原料，采用多管井式坩埚炉进行沥青热聚合反应。

10·Bulk graphite was prepared from calcined coke and coal tar pitch precursors by hot pressing and graphitization.

用煅烧石油焦和煤沥青为基本原料，采用热压和石墨化工艺制备了几种纯石墨材料。