Xueliang Pei

Title: Xueliang Pei: Innovator in Gas Reverse Circulation Drilling

Introduction

Xueliang Pei is a notable inventor based in Dongying, China. He has made significant contributions to the field of drilling technology, particularly with his innovative designs aimed at improving efficiency and effectiveness in gas reverse circulation drilling.

Latest Patents

One of Xueliang Pei's key inventions is a flow splitting device for gas reverse circulation drilling. This device includes an upper joint for connecting with a double-wall drill pipe, an inner tube that defines a first passageway in communication with the inner chamber of the double-wall drill pipe, and a second passageway in communication with an annular space formed between the inner tube and the upper joint. The device also features a lower joint connected to a drill tool and a flow guiding member positioned between the upper and lower joints. A flexible sealing mechanism is provided outside the upper joint, extending radially outward to form a sealing contact with the wellbore wall. This invention has been granted 1 patent.

Career Highlights

Xueliang Pei has worked with prominent companies in the petroleum industry, including China Petroleum Chemical Corporation and Sinopec Petroleum Engineering Technology Service Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in drilling technology.

Collaborations

Throughout his career, Xueliang Pei has collaborated with talented individuals such as Chuanwei Zhao and Zhonghua Wu. These partnerships have contributed to the advancement of his projects and innovations.

Conclusion

Xueliang Pei stands out as an influential inventor in the field of gas reverse circulation drilling. His innovative flow splitting device exemplifies his commitment to enhancing drilling technology. His contributions continue to impact the industry positively.