Evaluation on low temperature performance of paving asphalt using bending beam rheometer
用弯曲梁流变仪评价道路沥青的低温性能
Abstract The analysis of producing paving asphalt from high-asphahene Tahe crude concluded that the major problem was the poor anti-aging performance and lower ductility of the asphalt.
分析了高沥青质塔河原油减压渣油生产道路沥青的潜在优势和不足。
The process for producing heavy traffic paving asphalt and polymer modified paving asphalt(PMA) from Tahe crude oil with high asphaltene content was presented,and the paving performance evaluation of these asphalts was also studied.
提出了以高沥青质的塔河原油生产重交通道路沥青和聚合物改性道路沥青的制备工艺,并对产品进行了路用性能评价。
Advances in pavement asphalt produced by solvent deasphalting;
溶剂脱沥青生产道路沥青技术进展
Pavement asphalt is a very complicated mixture consisting of different chemical components.
道路沥青是一种复杂的混合物 ,影响道路沥青性质的因素有很多 ,对国内道路沥青而言 ,较高的含蜡量严重影响国产高等道路沥青的性能 ,蜡对道路沥青性能的影响 ,国内外都有不同的观点。
Changes of compositions and molecular weight distributions of asphalt for pavement during ageing;
道路沥青老化过程中沥青组成与分子量分布的变化
Changes of Compositions and Molecular Weight Distributions of Asphalt for Pavement During Ageing;
道路沥青老化过程中组成与分子量分布的变化
The component of higher molecular weight in asphalt in.
ＸＰＳ）考察了进口韩国 ７０道路沥青在 ０～２５０ ｈ和６０℃～１３０℃薄膜热老化过程中特征官能团与分子结构变化。
Study on fusible packing material for road asphalt;
可熔化道路沥青包装袋的研制
Investigation of using acid residue form sulfonate production and certain petroleum fractions to prepare road asphalt was carried out in bench scale.
研究考察了酸渣与原料油混合反应制取道路沥青的影响因素。
Vacuum residue produced from the distillation of Xinjiang mixed crude oils could be used to prepare premium grade road asphalt.
对利用新疆重质混合原油生产的减压渣油作为基质沥青制备高等级道路沥青进行了研究。
Management and preventive maintenance countermeasures of airport asphalt pavement;
机场沥青道面管理与预防性维护对策
Types of airport asphalt pavement structure,damage pattern,development trend of pavement design method are detailed as well as design indexes choosing,and new large aircraft oriented airport asphalt pavement design method and indexes are discussed,and Results show that fatigue crack,rut and low temperature crack are major damage patterns for pavement structure design.
详细分析了现有沥青道面结构类型、损坏模式、设计方法发展趋势和设计指标的选取,对适应新一代大型飞机的机场沥青道面设计方法与设计指标进行分析探讨。
Based on the practical construction experience of the repaving works of an international airport in Shanghai, the article sums up the main construction technological process of repaving the asphalt pavement under the condition of the non-suspending air service at night and the emergent handling scheme.
该文根据上海某国际机场加铺工程的实际施工经验,对夜间不停航条件下加铺沥青道面的主要施工工艺流程和应急处理预案进行了总结。
AGEING STUDY OF COAL TAR PITCH MODIFIED BY RUBBER FOR PAVEMENT CHANGES OF ASPHALTENE STRUCTURE AND FUNCTIONAL GROUP
煤沥青橡胶改质道路沥青老化研究──沥青质结构与官能团变化
Analysis on Roughness Controlling of Asphalt Pavement in City
浅谈城市道路沥青路面平整度的控制
Investigation & Analysis on Damage of Urban Road Asphalt Pavement
城市道路沥青路面损坏的调查及分析
PREPARATION OF HEAVY-DUTY ROAD ASPHALT FROM BASRA CRUDE
加工巴士拉原油生产重交通道路沥青
Experimental Study on the Waste Plastic-package PE as Road Bitumen Modifier;
废旧包装PE改性道路沥青的试验研究
Evaluation Methodology of Temperature Susceptibility for Paving Asphalt
道路沥青温度敏感性评价方法的研究
Study of Function of Organic Bentonite in Road Asphalt
有机膨润土在道路沥青中的作用研究
Study on Construction Craft of Asphalt Pavement Technology of Heavy-traffic Road;
重交通道路沥青路面技术施工工艺研究
Analysis on the reasons caused the pavement diseases of asphalt concrete road in city and preventive measures
城市道路沥青混凝土路面病害的成因及防治
The Road Asphalt Concretes Road Pavement Early Time Plant Disease Reason and Prevention
城市道路沥青混凝土路面早期病害原因及防治
Urban road asphalt pavement construction impact factors and countermeasures
城市道路沥青路面平整度的影响因素及对策
The street is tarred.
街道铺上了沥青路面。
Applied Research of Rock-asphalt-modified Asphalt in Urban Road Pavement
岩沥青改性沥青在城市道路中的应用研究
We used asphalt to surface over the driveway.
我们使用沥青铺设马路与道的路面
The road was metalled, then asphalt was laid.
道路被铺上碎石子，然后再铺以沥青。
Analyze the Cause of Shattering About Shen-zhen Asphalt Pavement;
浅析深圳市某大道沥青路面损坏原因
Supply & demand of bitumen: road construction pushes up im- ports sharply;
沥青供需:道路建设带动进口量猛增
The Technology Research of Large Section Tunnel Flame-retarded Asphalt Pavement
特大断面隧道阻燃沥青路面技术研究