As a significant unconventional petroleum resource, heavy oil plays a crucial strategic,
economic, and technological role in China. Its extraction enhances domestic energy …

A novel water-soluble viscosity reducer system based on polycyclic aromatic hydrocarbon
(PAH) was designed and synthesized for heavy oil viscosity reduction and enhanced heavy …

Heavy oils and extra-heavy oils (bitumens) are difficult to produce and transport due to
problems associated with the aggregation of asphaltene molecules. Asphaltenes, a primary …

Amphiphilic materials based on natural products and biomaterials attracted great attention to
replace the petroleum based oil field chemicals as environmentally and ecofriendly …

Understanding of possible molecular interactions at liquid-liquid and solid-liquid interfaces
can shed lights onto the nature's design and authorise fine manipulation aptitude in …

稠油降黏冷采是海上油田开发的主要方式, 为深入认识稠油活化剂的降黏机理及其在原油黏度为
150~ 1 000 mPa· s 的稠油油藏中的应用效果, 通过室内物理模拟实验和耗散粒子动力学模拟 …

Steam flooding is an important method for the development of heavy oil reservoirs, but
steam channeling is an inevitable serious problem in the process of steam injection, which …

As is well known, resin and asphaltene greatly increase the viscosity of the oil, which causes
difficulty for heavy oil to flow and to be displaced. Therefore, reducing the viscosity of heavy …

Water-and solvent-based ex situ extraction processes have been employed to extract
bitumen from mineable oil sands. On the other hand, bitumen is recovered in situ from …

The production and transportation of highly viscous heavy and extra-heavy crude oils are
two of the paramount concerns in the oil and gas industry due to logistical difficulties and …