Petroleum pitch dark and luster, has higher heat resistance.
石油沥青色黑而有光泽，具有较高的感温性。
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 paint is suitable for pipeline repair which coated with old petroleum pitch. It is also used as new paint.
涂料适用于石油沥青类涂层管道大修或补口，也可作为新的涂料产品应用。
This article mainly introduces the preparation of petroleum pitch coal additive agent and the slurring ability of coal on adding petroleum pitch.
主要介绍了石油沥青水煤浆添加剂的制备和在煤中掺入石油沥青的制浆性能。
Influence of mesophase content, oxidation temperature and oxidation residence time on the non fusible treatment of mesophase petroleum pitch fibre was investigated under air atmosphere.
以空气作为氧化气氛，考察了氧化温度、氧化停留时间、中间相含量对中间相沥青纤维不熔化处理的影响。
It was found that petroleum pitch addition could improve the sphericity of pitch spheres by stabilizing the surfactant orientation on the interface between pitch molecules and dispersant.
研究发现，添加石油沥青可以促进乳化液中沥青分子与分散剂界面上表面活性剂分子的取向稳定性，从而明显改善沥青微球的球形度。
Hao Ting, who owns a petroleum-equipment business in Beijing, recalls the investment sales pitch from her private banker in Hong Kong at Singapore's DBS Bank: "The world is made for wealthy people.
郝婷（音）女士始终无法忘记新加坡星展银行私人银行家向她兜售投资品时说的话：“这个世界是为富人准备的。
Selective oxidation of carbon anode in aluminum electrolysis caused by reactivity difference between pitch coke and petroleum coke is one of the main causes for excess carbon consumption.
铝电解生产中，碳素阳极两组分(石油焦和沥青结焦)的活性差异带来阳极的选择性氧化，是造成碳素阳极过量消耗的主要原因之一。
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。
Electrochemical intercalation of lithium into PAN based carbon fibers, petroleum coke, pitch coke and needle coke were studied by AC impedance method.
用交流阻抗法对PAN基碳纤维、石油焦、沥青焦、针状焦进行了嵌锂过程的研究。
Spinnable mesophase pitch was prepared from catalytic cracking residue of petroleum and uniform mesophase pitch carbon fibre (MPPCF) was obtained.
以石油系催化裂化渣油为原料，调制出可纺性的中间相沥青，并纺出均匀的中间相沥青纤维。
This paper describes a new method and device for measuring helical line, pitch diameter, taper and half-angle of thread of petroleum thread gauges.
本文介绍一种测量石油螺纹量规的螺旋线、中径、锥度和牙形半角的新方法及装置。
The results showed that pitch-mesophase possesses excellent graphite-like para-crystalline structure, the crystal parameters of which are quite adjacent to those of calcined petroleum cokes.
结果表明，沥青中间相具有较优良的类石墨准晶态结构，它们的结晶参数与石油焦的相应参数较为接近。
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。
It is in keeping with the requirement of environmental protection and economic efficiency to produce impregnating pitch from petroleum bitumen modified.
认为石油沥青经过改性后制备浸渍剂沥青符合环保和经济性要求。
The Jurassic petroleum in the Well Shishen 1, Lenghu no. 3 Oilfield, north Qaidm Basin, is much likely a typical feature of the pitch sealing fault body accumulation type.
柴达木盆地北缘的冷湖三号石深1井侏罗系油气藏可能是典型的沥青封堵型断层体油气藏。
The Jurassic petroleum in the Well Shishen 1, Lenghu no. 3 Oilfield, north Qaidm Basin, is much likely a typical feature of the pitch sealing fault body accumulation type.
柴达木盆地北缘的冷湖三号石深1井侏罗系油气藏可能是典型的沥青封堵型断层体油气藏。
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