大型压力下降将导致在吸式气化炉燃气负荷减少，低温焦油生产造成的。
Large pressure drops will lead to reduction of the gas load in downdraft gasifier, resulting in low temperature and tar production.
煤焦油是伦敦煤气道路照明几乎无限的副产物，利用便宜量大的煤焦油，染厂于1857年开始生产世界上第一种合成染色材料。
Utilising the cheap and plentiful coal tar that was an almost unlimited byproduct of London's gas street lighting, the dye works began producing the world's first synthetically dyed material in 1857.
根据聚丙烯腈基碳纤维生产工艺路线，从原丝、 预氧化、碳化工艺及结构上分析了聚丙烯腈基碳纤维焦油形成的原因。
The reasons for tar formation from polyacrylonitrile-based carbon fiber were analyzed from the structure and the production line, from as-spun fiber, pre-oxidation to carbonization.
分析了焦油蒸馏塔防腐设备材质的选用情况及在生产过程中的腐蚀情况。
The selection of corrosion-resistant materials for the tar distillation column and the corrosion related to the production operation were introduced.
利用现有焦油蒸馏设备，通过局部改造，实现了燃料油的生产。
The production of fuel oil is realized by the utilization of the existing tar distillation equipment and through partial modification.
同时，生产煤气时产生的废料稀焦油又得到了充分利用，变废为宝，避免了环境污染。
Meanwhile, the thin tar created during the coal gas production can be fully used to avoid the environmental pollution.
指出在建设焦油加工装置时，应重点考虑生产规模、工艺流程和产品方案。
When the coal tar processing system would be constructed, the production capacity, process and products proposal should be emphasized.
指出以生产石油沥青和工业萘为主，副产混合甲基萘等馏分，是综合利用裂解焦油的重要途径之一。
It is pointed out that to produce petro - asphalt and industrial naphthalene as main products and mixed methyl naphthalene fractions as by -product is one of important ways to utilize pyrolysis tar.
该法操作简单、快速、准确，适合于苯酚焦油中回收苯乙酮的生产过程分析和成品质量检验。
It could be used as the process and quality control means in acetophenone from phenol tar.
介绍了萘的资源及利用，分析了国内外萘的生产和消费，综述了近年来煤焦油萘的生产技术进展。
The resource and application of naphthalene is introduced. Production and consumption of naphthalene at home and abroad is analyzed. Progress in technology of naphthalene is summarized.
结合生产工艺现状，分析了导致煤焦油质量波动的原因，并制定了解决问题的对策。
Combined with the process status in chemical products recovery, the causes of coal tar quality fluctuation were analyzed, and the countermeasures to solve such problems were suggested.
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；
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.
通过开发酸焦油配煤生产工艺，并应用于生产实践，达到了回收利用和控制污染的目的。
We develop the new process and apply to produce. This has achieved the goal of recovery and utilization of acid tar and pollution control.
吡啶碱的生产方法主要有两种：一是从煤焦油中提取；二是从氨和甲醛、乙醛的合成过程中获得。
There are two manufacturing methods of pyridine bases: extraction from coal tar and catalytic synthesis from ammonia, formaldehyde and acetaldehyde.
粪臭素：一种白色结晶有机化合物，C9H9n，有强烈臭味，自然存在于粪便、甜菜根和煤焦油中，作为生产香料的固定剂。
A white crystalline organic compound, C9H 9n, having a strong fecal odor, found naturally in feces, beets, and coal tar and used as a fixative in the manufacture of perfume.
煤焦油替代重油在切换和使用过程中，抓好几个关键点，确保玻璃质量，降低生产成本。
When coal tar is used or replaces heavy oil as fuel some critical notes must be focused on its application so as to insure glass quality and reduce production cost.
我们公司生产的罐加热器，可加热任何液体，应用于各种工业领域，包括：食品，纸浆，化工和煤焦油领域。
H. E. A. T. tank heaters are designed to heat any fluid with maximum efficiency in a variety of industries, including: food, pulp and paper, chemical processing and coal tar production.
介绍了济钢焦化厂焦油常、减压蒸馏的工艺流程、生产实践。
The process flow and production practice of air-distillation and reduced-pressure distillation for tar in Jigang coking plant are introduced.
分析了焦炭生产中焦油回收率低的原因，通过降低炉顶温度和调整工艺操作，提高了焦油的回收率。
The reason of low recovery rate of tar in coke product was analyzed; the recovery rate of tar was increased by decreasing the oven-roof temperature and adjusting operating conditions.
本实用新型涉及一种焦油分离器，属适用于竹炭竹醋生产中焦油分离的专用设备。
The utility model relates to a tar separator, which belongs to special equipment for tar separation used in the manufacturing process of bamboo carbon and vinegar.
从2000年起将炭黑尾气全部回收作为煤焦油加工生产线和发电厂锅炉用燃料，代替原煤。
Since 2000, we have recycled carbon black off-gas instead of raw coal as fuel for coal tar process and power plant.
结论煤焦油加工生产过程中产生的主要职业危害因素为苯系物、多环芳烃、。酚类化合物，以及生产过程中使用的煤气中的一氧化碳等。
Conclusions in the coal tar processing, the harmful factors are the series of benzene, polycyclic aromatic hydrocarbon, phenolics and co which is used in the process of production.
使用本方法通过超临界提取木焦油的级分生产烟提取物。
The smoke extract is with the present method produced by means of supercritical extraction of fractions of the wood tar.
公司地处能源重化工基地，有得天独厚的生产炭黑所需的优质的煤焦油资源。
The company is located in energy and heavy chemical industry base, there are unique requirements for the production of black coal tar of high-quality resources.
主要生产煤焦油和碳黑。
对焦油的天然气生产商是在去除烟气净化较困难problmes之一。
The removal of tar from gas producer is one of the more difficult problmes in gas cleaning.
生产者气体离开作为可燃和非alongwith cobustible气体的混合物气化炉焦油蒸气，水蒸汽，粉尘，矿物蒸汽。
Producer gas leaves the gasifier as the mixture of combustible and non-cobustible gases alongwith tar vapour, water vapour, dust, mineral vapour.
生产者气体离开作为可燃和非alongwith cobustible气体的混合物气化炉焦油蒸气，水蒸汽，粉尘，矿物蒸汽。
Producer gas leaves the gasifier as the mixture of combustible and non-cobustible gases alongwith tar vapour, water vapour, dust, mineral vapour.
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