coal tar

One byproduct he worked with was coal tar , which , when distilled, produced naphtha.

他试验用的一个副产品是煤焦油, 煤焦油经过蒸馏生成石脑油.

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Technical feature of first set of single series 300 000t/ a coal tar distillation system in China is described, individual advanced technologies were analyzed.

介绍了我国第1套单系30万t/a煤焦油蒸馏装置的技术特点，分析了各项先进技术。

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United hydrocracking process for treating coal tar oil and its special catalyst

煤焦油联合加氢裂化处理工艺及其专用催化剂

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Several graphite samples were made from calcined coke and coal tar by hot pressing.

用煅烧石油焦和煤焦油为基本原料,采用热压工艺制备了几种石墨材料.

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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.

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They will report on the experiments with coal tar.

他们将汇报煤焦油的试验情况.

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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.

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The process of coal tar steelmaking in special steel open hearth is described in this paper.

介绍了特钢平炉煤焦油炼钢工艺.

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Two methods of distillation crystallization method and gas chromatography to determine the naphthalene content in coal tar oil were introduced.

介绍煤焦油中萘含量测定的两种方法：蒸馏结晶法和气相色谱法，对两种方法的优缺点及分析结果进行了对比。

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Our main products are coke, coal tar, coal gangue, crude benzene, gas, such as metallurgical coke.

公司主要产品为焦炭 、 煤焦油 、 煤矸石 、 粗苯 、 煤气 、 冶金焦等.

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The chemist reported on his experiments with coal tar.

化学家提出他实验沥青的报告.

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Separation of benzene and thiophene from coal-tar oil

煤焦油中苯和噻吩的分离计算

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Coal tar epoxy. Part A and Part B mixed prior to application.

环氧煤焦油沥青漆. 使用前请将A、B组分搅拌均匀.

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From something as vile as coal tar came a remarkably versatile substance.

从某种像煤渣那样污秽的东西中炼出了一种用途十分广泛的东西.

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Mesocarbon microbeads ( MCMB ) were prepared from coal tar pitch containing original QI by thermal condensation.

以含有原生QI的煤沥青为原料,采用热缩聚方法制备出中间相炭微球.

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It's based on a blend of high quality coal tar and vinyl resin. Physically drying.

一种高质量焦油沥青和乙烯基树脂的混合物, 属物理干燥型.

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Coal tar , acetic acid, dodecyl benzene Sulfonic Acid.

本品为深褐色液体;有醋酸及煤焦油的特臭.

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Mesophase microbeads were prepared from coal tar pitch by thermal condensation in atmospheric pressure.

以煤焦油沥青为原料采用常压热缩聚工艺制备中间相沥青微球.

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Our company ranks first in the output of coal tar.

我公司的煤黑油产量居全省之首.

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Some of the commonly specified coatings include epoxies, coal tar derivatives and sacrificial zinc primers.

通常采用的涂层包括:环氧树脂, 煤焦油衍生物和无锌底漆.

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The capacitance of FBE coating is the largest, three layer PE, Coal tar, Oil bitumen were similar, but the capacitance of three layer PE is the smallest both in soil and NaCl solution.

四种防护层噪声电阻大小顺序为三层PE>熔结环氧粉末>煤焦油沥青>沥青玻璃布；

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Coal tar has been a historic contribution to modern organic chemical industry.

煤焦油曾为近代有机化工作出了历史性贡献.

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The structure change of medium coal tar pitch ( MCTP ) during co-carbonization was investigated by using NMR.

使用一种工业重质油和中温煤焦油沥青进行共 炭化 反应,改善了煤沥青的炭化性质.

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Coal tar has a strong smell and can stain clothing.

煤焦油有很强烈的气味,并且会染污衣服.

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A colorless organic liquid, C 9 H 8 , obtained from coal tar and used in preparing synthetic resins.

'茚'.''一种无色的有机液体, c9h8, 从煤油中取得并用于配制人工合成树脂.

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The results concluded that coal tar colors were not detected in fifty samples.

本调查系本局之比较检验,曾于八十七年三月三日发布新闻在案.

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Rich as it is in China, coal tar has not been effectively and rationally utilized.

我国煤焦油资源丰富, 但尚未得到有效和合理利用.

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Besides, the development mode of coal tar enterprises was also discussed.

此外还讨论了煤焦油加工企业的发展模式.

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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.

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The behavior of pyrolysis condensation of coal-tar pitch during the thermal polymerization modification is described.

简要介绍改质沥青在炭素制品生产中的重要作用以及生产改质沥青的二种工艺.

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