Zejun Li

Title: Zejun Li: Innovator in Lost Circulation Diagnosis

Introduction

Zejun Li is a prominent inventor based in Beijing, China. He has made significant contributions to the field of drilling technology, particularly in diagnosing lost circulation during drilling operations. His innovative approach combines advanced modeling techniques with data analysis to enhance drilling efficiency and safety.

Latest Patents

Zejun Li holds a patent for a "Modeling method and method for diagnosing lost circulation." This patent outlines a comprehensive modeling method that involves extracting multiple pieces of logging data corresponding to various logging characteristic parameters at different drilling depths of a sample well. The method includes marking different drilling depths based on lost circulation information to distinguish between lost circulation points and non-lost circulation points. By employing a random forest algorithm, he classifies these points to establish relationships between logging parameters and lost circulation results, ultimately creating a diagnostic model. He has 1 patent to his name.

Career Highlights

Zejun Li is affiliated with the China University of Petroleum (Beijing), where he contributes to research and development in drilling technologies. His work focuses on improving methods for diagnosing issues that arise during drilling, which is crucial for the oil and gas industry.

Collaborations

Zejun Li collaborates with notable colleagues, including Zhou Zhou and Botao Lin, who share his commitment to advancing drilling technology and methodologies.

Conclusion

Zejun Li's innovative work in diagnosing lost circulation represents a significant advancement in drilling technology. His contributions not only enhance operational efficiency but also promote safety in drilling practices.