Zhihong Zhao

Title: Innovations of Zhihong Zhao in Fractured Well Technology

Introduction

Zhihong Zhao is a prominent inventor based in Chengdu, China, known for his significant contributions to the field of petroleum engineering. With a total of four patents to his name, Zhao has focused on enhancing proppant migration and placement technology in fractured wells. His innovative approaches have the potential to improve efficiency in oil and gas extraction processes.

Latest Patents

Zhihong Zhao's latest patents include a structural stabilizer for fiber and conventional proppant complex in efficient proppant migration and placement technology of fractured wells. This structural stabilizer is designed to enhance proppant migration and placement during propping, consisting of water, inorganic salt, kaolinite, nitrogen-doped modified graphene oxide, anionic surfactant, non-ionic alkyl polyglucoside, and polyacrylamide. The invention improves bonding between proppants and fibers when slick water is used in stimulated reservoir volume fracturing, effectively preventing separation during migration and reducing the escape rate of fibers from the complex.

Another notable patent is a method for characterizing the complexity of rock fractures based on fractal dimension. This method involves collecting rock fracture samples and basic parameters, determining the fractal dimension of the rock fracture morphology, and calculating a complexity coefficient to accurately characterize rock fracture morphology. By redefining the fracture complexity coefficient of shale rocks, Zhao's method allows for a better understanding of rock fracture characteristics and the factors affecting them.

Career Highlights

Zhihong Zhao has worked at notable institutions such as Southwest Petroleum University and Chengdu Leps Technology Co., Ltd. His experience in these organizations has contributed to his expertise in petroleum engineering and innovation in proppant technology.

Collaborations

Zhao has collaborated with esteemed colleagues, including Chi Chen and Jianchun Guo, to further advance research and development in his field. Their combined efforts have led to significant advancements in understanding and improving proppant technology.

Conclusion

Zhihong Zhao's innovative patents and career achievements highlight his dedication to enhancing technology in the petroleum industry. His work continues to influence the efficiency of fractured well operations, showcasing the importance of innovation in this critical field.