Mingnan Duan

Title: Innovations of Mingnan Duan in Descaling Technology

Introduction

Mingnan Duan is a notable inventor based in Shanghai, China. He has made significant contributions to the field of descaling technology, holding a total of 4 patents. His work focuses on developing efficient and environmentally friendly solutions for cleaning metal surfaces.

Latest Patents

One of his latest patents is a mixed jet descaling device axially and eccentrically arranged for the inner wall of a pipe. This innovative device includes a support rod that is parallel to the central axis of the metal pipe but is eccentrically arranged. It features multiple spray nozzle units designed to spray a mixed jet, effectively covering the circumferential surface of the inner wall of the metal pipe. This design allows for continuous, high-efficiency, stable, and environmentally friendly descaling of cold-state metal pipes.

Another significant patent is a method for arranging jet cleaning nozzles. This method involves arranging multiple rows of nozzles in a parallel and uniform manner along the lengthwise direction of a metal plate strip. The nozzles are positioned at equal intervals and staggered in adjacent rows to form a nozzle matrix. This arrangement allows for flexible control based on the geometric relationship between nozzles, ensuring efficient and continuous descaling while minimizing waste of energy and water resources.

Career Highlights

Mingnan Duan is currently employed at Baoshan Iron & Steel Co., Ltd., where he continues to innovate in the field of metal processing. His work has been instrumental in enhancing the efficiency of descaling processes, contributing to the overall productivity of the company.

Collaborations

Mingnan has collaborated with several talented individuals in his field, including Shanqing Li and Jizhe Quan. Their teamwork has fostered an environment of innovation and creativity, leading to the development of advanced technologies in descaling.

Conclusion

Mingnan Duan's contributions to descaling technology demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of the challenges in metal processing and offer practical solutions that benefit the industry.