Hans-Erik Ekström

Title: Innovations of Hans-Erik Ekström

Introduction

Hans-Erik Ekström is a notable inventor based in Finspång, Sweden. He has made significant contributions to the field of materials science, particularly in the development of high-strength fin materials used in heat exchangers. With a total of 5 patents to his name, his work has had a considerable impact on the industry.

Latest Patents

One of his latest patents is focused on a method for producing AlMn strip or sheet for making components by brazing. This invention addresses the production of fin materials used in heat exchangers, which can be delivered with or without cladding depending on the application. The method involves producing rolling slabs from a specific melt composition, which includes various elements such as silicon, manganese, and aluminum. The process includes preheating the rolling slabs, hot rolling them into strips, and then cold rolling to achieve a significant reduction. The resulting strip is heat-treated to enhance its properties, ensuring high post-braze strength and sagging resistance.

Career Highlights

Throughout his career, Hans-Erik has worked with prominent companies such as Gränges Sweden AB and Sapa Heat Transfer AB. His experience in these organizations has allowed him to refine his expertise in materials engineering and innovation.

Collaborations

Hans-Erik has collaborated with several professionals in his field, including Anders Oskarsson and Richard Westergård. These collaborations have contributed to the advancement of his research and the successful development of his inventions.

Conclusion

Hans-Erik Ekström's innovative work in the field of materials science, particularly in the development of fin materials for heat exchangers, showcases his significant contributions to the industry. His patents reflect a commitment to enhancing the performance and reliability of engineering materials.