The Analysis and Evaluation on the New Type of Asphalt Regenerate Remodeling of Aged Asphalt Testing of analytical method about PAHs of vapor and withdraw of coal tar pitch volatiles 新型沥青再生剂重塑废旧沥青性能分析焦油沥青挥发物和焦炉逸散物中多环芳烃类物质分析方法的验证
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. 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 modification of the asphalt with anthracitic coal and coke were studied in this paper. 采用无烟煤和焦炭对国产普通沥青进行了改性研究。
The existing problems in the modified asphalt production system are analyzed, the effect of QI concentration in feedstock on the modified process and product quality is proved, the influence of QI on mechanism of coal asphalt modified process is discussed. 分析了改质沥青生产装置的问题,证实了原料中QI含量对改质过程和产品质量的影响,探讨了QI影响煤沥青改质过程的机理。
Research on Asphalt Pavement Structure of coal Carrying Road Overweight Traffic in Handan District 邯郸地区运煤道路超重型交通沥青路面结构研究
The Analysis of Asphalt Properties Produced by Coprocessing Coal and Catalytic Cracking Resid 煤与催化裂化油浆共处理反应沥青性质分析
Because it is difficult to distinguish between petroleum asphalt polyurethane ( PU) waterproofing coating and coal tar PU waterproofing coating which is prohibited by the State, that makes the product market confused. 由于国家禁止使用的煤焦油聚氨酯防水涂料与石油沥青聚氨酯防水涂料较难分辨,使得聚氨酯防水涂料市场较为混乱。
Study on Mechanism of filler in asphalt mixture with powder of coal ash instead limestone 粉煤灰代替石灰石矿粉用于石油沥青填充料机理研究
Asphalt, coal tar enamel, fusion-bonded epoxy, polyethylene tape, 2-layer PE and 3-layer PE coatings may be used for corrosion control of underground pipelines. 埋地钢管的外防腐可采用沥青防腐层、煤焦油瓷漆防腐层、聚乙烯胶粘带防腐层、熔结环氧粉末防腐层、二层结构聚乙烯防腐层、三层结构聚烯烃防腐层等技术。
In this technique blind coal powder are mixed with emulsified asphalt, pressed into coal log which have high quality and low cost. This method has short process circle, less consumption. It is a new clean coal technology. 介绍了一种用乳化沥青做粘结剂以无烟粉煤制取型煤的新工艺方法,该工艺流程短、耗能少,型煤质量高,成本低,无污染,是洁净煤的新技术。
Tests of Moisture Susceptibility for Asphalt Paving Mixtures Experiment study on water stability of coal wastes for dam building 筑坝用煤矸石的水稳定性试验研究
Study on the preparation of petroleum asphalt-coal-water slurry 煤与沥青混合制浆的实验研究
A Study on Coking Properties of Asphalt in Coal Blending 石油改质沥青配煤炼焦性能的研究
Asphalt is selected as coking charge additive in the coking tests carried out respectively as per NSC and Sumitomo briquette coal blending processes. 选择石油改质沥青作炼焦煤料的添加剂,分别以新日铁和住友配型煤炼焦工艺进行了炼焦试验。
The properties and viscosity-temperature susceptibility of the modified asphalt were comparatively analyzed. Some factors, such as composition, structure and properties of the coal and coke which affected the properties of modified asphalt, were discussed. 对煤和焦炭改性沥青的技术性能和感温性进行了比较,并探讨了煤及焦炭的组成、结构及性能对改性沥青性能的影响。
Road-paving asphalt meeting the required specifications can be prepared by mixing coal tar with fluid catalytic cracker ( FCC) bottoms and whole used tire, excluding steel belts, at proper ratios. 把煤焦油、流化催化裂化(FCC)重油和全旧轮胎(除去钢带)按合适的比例混合,就可得到符合规格要求的铺路沥青。
Manufacture of road-paving asphalt using coal tar and FCC bottoms 用煤焦油和催化裂化重油生产铺路沥青
Road asphalt mainly including bituminous petroleum asphalt and coal tar pitch. 路用沥青主要包括石油沥青和煤沥青。