coke tar

Because of the high cost of burning heavy oil in tunnel kiln, the coke tar pitch is used instead of heavy oil.

隧道窑由于燃用重油造成生产成本升高，为此探讨采用煤焦油沥青配制的燃料油替代重油燃烧。

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It is proved burning coke tar pitch in the tunnel kiln be practicable economically.

试验证明，隧道窑燃用燃料油经济可行。

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Design and modified for ammonia and coke tar separation process and equipment

氨水焦油分离工艺与设备的设计与改进

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But the internal technology of removing coke tar cant use widely for inefficient of removing coke tar or high cost.

而国内现有的除焦油技术，或由于除焦效率较低，或因为造价颇高造成工业成本的提高，往往不能够普及使用。

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Effects of mode discrimination and multiple objective optimization on quality optimization of distilled coke tar

模式识别多目标调优技术对焦油蒸馏产品质量调优的探讨

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The coking of tar blended with coal was carried out in a 20 kg test coke oven.

焦炉煤气净化工艺中的焦油分离以及焦油的加工利用一直是焦化生产领域的重大课题.

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Annual sales: steel, Crude Benzol, Coke, tar, ammonium sulfate, and so on.

常年销售: 钢材, 粗苯, 焦碳, 焦油, 硫酸铵等.

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The article introduces the test method and the steps to determine the tar content in the coal gas of coke oven by UV spectrophotometer, and the analytical problems.

介绍了紫外分光光度计标准溶液的特性及其用于检定紫外分光光度计准确度的优点和正确的使用方法。

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The experiments verified that needle coke with low expansion coefficient can be obtained from steam cracking tar oil with feedstock pretreatment.

提出了蒸汽裂解渣油首先经过预处理，再进行焦化反应的工艺，可以得到低热膨胀系数的针状焦。

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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。

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Results from a series of tests show that the new method for extraction of leucoline from the coke tar is an effective process and has very favorable prospect of development.

大量的试验结果表明新方法是一种有效的从焦油中提取喹啉的工艺，具有很好的市场前景。

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The feasibility study of producing needle coke from steam cracking tar oil

蒸汽裂解渣油生产针状焦的可行性研究

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The issue intends to develop a new type device of removing coke tar to raise efficiency and decreasing cost, ensure efficient and stable working of generator.

本课题拟研制一种新型的煤焦油处理装置，提高除焦油效率，降低运行成本，保证煤气发电机组的稳定高效运行。

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