To solve these problems, this article studies the performance of coal-tar enamel.
本文正是为了解决这些问题而进一步开展了对煤焦油瓷漆的研究。
According to the demands of the market, high quality reconciliation oil made from concoction of coal-tar oil and heavy-oil was also studied.
根据市场的需求,本文还研究了由煤焦油与重油调配成品质较高的合成燃料油。
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.
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。
He was attempting to manufacture quinine from aniline, an inexpensive and readily available coal tar waste product.
他试图用苯胺批量制造奎宁,苯胺是一种廉价且容易获得的煤焦油废料。
She smelled of talcum powder and Coal Tar Soap, Jimmy thought, just like his Aunty Freda.
吉米想,她闻起来有股爽身粉和碳油皂的味道,就像他的弗雷达阿姨一样。
Macintosh found that naphtha - a volatile, oily liquid created in the distillation the aforementioned coal tar, as well as petroleum - could be used to waterproof fabrics.
麦金托什发现,石脑油——在蒸馏前面提到的煤焦油以及石油的过程中所产生的一种易挥发的油状液体——可用于防水织物。
What Happened: After spending the day studying coal tar derivatives, Fahlberg left his Johns Hopkins laboratory and went to dinner.
经过:在一整天的煤焦油衍生物研究之后,发哈伯格离开了他的约翰·霍普金斯实验室去晚餐。
Banned in today's cosmetics, the cancer-causing tar residue can be found in burnt substances and foods such barbecue, coffee, cigarette smoke, and coal tar.
致癌物焦油残渣如今虽禁止在化妆品中使用,但是广泛存在于烧焦的物质和食物中,如烤肉,咖啡,香烟的烟雾及煤焦油。
Dark hair dyes: They are known to contain coal tar, a carcinogenic chemical.
—深色染发剂:已被证明含有致癌化学物质煤焦油。
For instance, Craig Venter's Synthetic Genomics and other companies are trying to develop microbes that turn coal, tar shale and oil into methane.
例如,克雷格·文特尔(Craig Venter)的合成基因学说,以及其他一些公司正在试图开发把碳、页岩焦油和原油变为甲烷的微生物。
Pitch and pitch coke, obtained from coal tar or from other mineral tars.
从煤焦油或其他矿物焦油所得的沥青及沥青焦。
Coal tar spill pollutes Chongqin river.
重庆煤焦油泄漏污染河流。
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。
The selection of process technology of coal tar fraction have an effect on general level of coal tar plant.
煤焦油各馏分加工技术的选择,对煤焦油加工厂的整体水平有很大影响。
Through the analysis and evaluation of the products from coal tar processing projects, it is pointed out that the road of centralization and large scale should be taken for tar processing.
通过对煤焦油加工项目的产品市场情况、建设规模和经济效益的分析评价,指出焦油加工应该走集中化、规模化的道路。
The polyurethane waterproofing paint without tar is produced with certain liquid hydroxylated resin instead of coal tar.
以一定量液态的羟基树脂替代煤焦油制作无焦油型聚氨酯防水涂料。
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 process and control index of extracting xylenol from the by_product produced from coal tar processing is described. It has a high reference value.
叙述了从加工煤焦油产生的副产品中提取二甲酚的工艺及控制指标,具有很高的借鉴价值。
Further processing of coal pitch to raise the additive value is a key problem in coal tar processing.
对煤焦油沥青进行深加工以提高沥青产品的附加值是煤焦油加工中的一个重要问题。
The exact determination of the main components in coal tar can provide basic data for the comprehensive utilization of coal tar and the development of its downstream products.
对煤焦油主要组分进行准确测定,可为煤焦油的综合利用、煤焦油集中加工工艺参数的设计以及煤焦油加工下游产品的开发提供详细的基础数据。
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。
This paper described the preparations for substituting heavy oil by coal tar. It pointed out the problems from coal tar and advanced the reasons and the measures.
介绍了重油替代煤焦油的准备工作,煤焦油在使用中出现的问题以及原因分析和解决途径。
Any of various thick, dark, sticky substances obtained from the distillation residue of coal tar, wood tar, or petroleum and used for waterproofing, roofing, caulking, and paving.
沥青,人造沥青:某种厚厚的、黑而粘的物质,由炭焦、木焦或石油的剩余物中提炼出来,用于防水、盖屋顶、填缝和铺路。
The mutagenicity of Coal Tar Enamel Volatiles (CTEV)was studied.
本文研究了煤焦油瓷漆逸散物(CTEV)的致突变性。
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。
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。
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。
The experimental results show: delayed coking for coal tar can obtain higher fuel oil yield, lower wax oil yield and better products distribution.
实验结果表明:煤焦油延迟焦化可以得到较高的燃料油产率,较低的蜡油产率和较好的产品分布。
Recent trends in raw materials, in processing of crude coal tar to binder pitches and in new transportation systems are outlined.
概述了在原料、煤焦油到粘结剂沥青的加工及新的运输系统等方面的最新发展趋势。
Recent trends in raw materials, in processing of crude coal tar to binder pitches and in new transportation systems are outlined.
概述了在原料、煤焦油到粘结剂沥青的加工及新的运输系统等方面的最新发展趋势。
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