tar-wood

Bulk graphite was prepared from starting materials of calcined coke and coal tar pitch by the hot pressing process.

以煅后石油焦和煤沥青为基本原料，采用热压工艺制备了一系列石墨材料。

In the paper, the conversion and kinetics of coal tar pitch are studied and conversion kinetics parameters of the mesophase are measured.

本文研究了煤焦油沥青中间相转化及动力学，测定了中间相转化动力学参数。

The results show that the content of Co metal in composite microbeads increases with the increasing of the ratio of cobalt acetate to coal tar pitch in the starting material.

研究结果表明，随着原料中乙酸钴含量的增加，制备出的复合微球钴含量增加。

Coal tar pitch reduced coke reactivity and increased coke strength after reaction by means of increasing coke optical anisotropy.

煤沥青通过增大焦炭光学组织各向异性程度，使焦炭的反应性降低，反应后强度提高。

The grinding characteristics of coal tar pitch were analyzed by contrast of particle size distribution under different effects of grinding agents, and the grinding process parameters for CTPWS preparation have been determined.

通过煤沥青在不同助磨剂条件下的粒级分布率比较，分析了煤沥青的研磨特性，确定了煤沥青水浆制备的磨矿工艺参数。

It was found that coal tar pitch could not be used as-received to prepare useful carbon foams because of their higher quinoline insoluble fraction.

结果发现，由于煤焦油沥青不含中间相，且QI含量较高，导致在实验条件下不能直接制备出合格的炭泡沫。

It was considered that the rubber,as a hydrogen donor,might take part in the modification of coal tar pitch and formed a new asphaltine.

橡胶在改质过程中作为供氢媒介参与筑路油的热解反应，正是煤沥青的受氢作用改善了筑路油的质量。

For settling these problems, the plants producing coal tar pitch have done a great deal of works in technical development and introduction, produce development and analysis improvements.

针对这些问题，我国煤沥青生产厂在技术开发、引进、产品开发、完善检验手段等方面开展了大量工作。

Coal tar pitch ; rheological properties ; activation energy ; free volume

煤沥青；流变性能；活化能；自由体积

In view of domestic coal tar based pitch and actual existing problems,describes the modified pitch process and technique in about ten commercial units which were developed by ACRE,constructed and commissioned in China recently.

根据国内煤焦油沥青产量和存在的现实问题，介绍了由鞍山焦化耐火材料设计研究院开发并投产的近十套工业装置的改质沥青工艺技术。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。