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。
A pitch mesophase can be prepared from petroleum pitch andcoal tar pitch.
从石油沥青和煤沥青中制取沥青中间相物质。
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。
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。
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。
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。
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。
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。
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。
The results show that the fixed carbon in coal-tar pitch modified with activating agent has been increased.
实验结果表明：活化剂改性后的煤沥青，固定碳含量提高。
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。
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。
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。
The bulk graphite was prepared from starting materials of calcined coke and coal-tar pitch by the hot-pressing process.
以煅烧石油焦为基本填料，煤沥青为粘结剂，采用热压工艺制备石墨制品。
Thermal behavior of modified coal tar pitch was analyzed with thermogravimetric and differential scanning calorimetry (TG-DSC).
采用热重和示差扫描量热技术(TG - DSC)对改性前后煤沥青的热解行为进行了分析。
The characteristics of coal tar pitch - induced rat lung cancer were as follows: 1. All occurred in the periphery of both lungs;
煤焦沥青诱发的大鼠肺癌的特征如下：1。癌肿全都发生在肺的周边部位；
Shapes of coal tar pitch modified were observed through SEM and thermal behavior was analyzed with Thermo-Gravimetric Analysis (TGA).
采用扫描电镜观察改性煤沥青的形貌；采用热解重量分析仪分析改性沥青的热行为。
This article deals with the kinetics of thermal decomposition process of non-coking coal with modified coal tar pitch used in a steel company.
本文对国内某钢铁公司焦化厂所用的非焦煤配改质沥青的分解过程进行了动力学研究。
In the second part, with the mixed emulsifier and the method of ultrasonic emulsification, the waste coal tar pitch was used to produce emulsified fuel.
第二部分内容采用混合乳化剂和超声乳化法，以炭素厂废煤沥青为原料生产沥青乳化燃料。
The formulation, production process of epoxy coal tar pitch high build coatings and its application in corrosion protective projects have been describe.
介绍了环氧煤沥青厚浆涂料的配方、工艺及其在防腐蚀工程中的应用。
The main parameters of viscosity, spinning temperature, pressure and winding velocity for coal tar pitch fluid should be rigidly controlled during spinning.
在纺丝过程中，要严格控制煤沥青熔体的粘度、纺丝温度、压力、卷绕速度等主要参数。
The results show that phase change of the modified coal tar pitch is different from that of parent coal tar pitch for their respective compositions change greatly.
研究表明，经过改性后煤沥青结晶组分的存在形式、数量以及相转变方式发生很大变化；改性后煤沥青的表观活化能降低、反应活性变大；
Coal tar pitch is a necessary raw material for smelting Aluminium and carbonizing process, its qualities direct affect technical and economical indexes of products.
煤焦油沥青是炼铝及碳素工业的重要原料之一，它的质量如何直接影响到制品的技术经济指标。
The kinetics of mesophase formation from two sorts of coal tar pitch with different primary QI content is studied in this paper. The kinetic parameters are determined.
本文研究了两种原生qi含量不同的煤焦油沥青中间相形成动力学，测得了中间相形成动力学参数。
Both the oxidation resistance and the electrical conductivity of the pitch coke can be improved when a suitable amount of activating agent is added in the coal-tar pitch.
用这种煤沥青制得的沥青焦，其抗氧化性提高，在活化剂加入量适宜时沥青焦的导电性能也有所提高。
Both the oxidation resistance and the electrical conductivity of the pitch coke can be improved when a suitable amount of activating agent is added in the coal tar pitch.
初步探讨了活化剂的加入对煤沥青的焦化活性、沥青焦的结构、氧化活性和导电性的影响。
The performance and usage of coal-tar asphalt were introduced. Meanwhile, it was assumed the excellent characteristics, mechanism and technology of the modified coal tar pitch.
介绍了煤沥青的性能、用途以及有广泛用途的煤焦油改质沥青的优异特性，改质机理和生产工艺；
Main business: coal, Metallurgical coke, Bituminous coal, coal tar pitch, Coking benzene, Fuel oil, Mixed oil, Refined Naphthalene, washed oil, Anthracene oil etc. GB products.
主营：煤炭、冶金焦、煤焦油、煤沥青、焦化苯、燃料油、混合油、精萘、工业萘、硫酸铵、轻苯、粗苯、洗油、蒽油等国标产品。
The plastometer thickness of No. 2 coking coal and 1/3 coking coal increased dramatically by adding modified coal tar pitch, meanwhile, the coal caking indexes increased dramatically.
随着改质沥青的加入，焦2煤和1/3焦煤的胶质层厚度显著增加，焦2煤的粘结性指数也显著增加。
The characteristic parameter of coal tar pitch was investigated by B-L equation, The structural compositions of QI from coal tar pitch were studied by means of SEM and energy spectrum.
通过B-L公式计算了煤焦油沥青的结构，采用扫描电镜（SEM）和能谱分析研究了煤焦油沥青中的喹啉不溶物（QI）。
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