Jean Christophe Ehrstrom

Title: Innovations of Jean Christophe Ehrstrom in Aerospace Applications

Introduction

Jean Christophe Ehrstrom is a notable inventor based in Echirolles, France. He has made significant contributions to the field of aerospace materials, particularly through his innovative work with aluminum alloys. His expertise and dedication to advancing technology have led to the development of a unique product that addresses specific challenges in the aerospace industry.

Latest Patents

Ehrstrom holds a patent for an Al-Li rolled product designed for aerospace applications. This invention focuses on a substantially unrecrystallized rolled aluminum alloy product, which is derived from a plate with a thickness of at least 30 mm. The alloy composition includes 2.2 to 3.9 wt. % Cu, 0.7 to 2.1 wt. % Li, 0.2 to 0.8 wt. % Mg, 0.2 to 0.5 wt. % Mn, 0.04 to 0.18 wt. % Zr, and less than 0.05 wt. % Zn, with the option of including 0.1 to 0.5 wt. % Ag. This innovative product exhibits a low propensity to crack branching during fatigue tests, making it highly suitable for aerospace applications.

Career Highlights

Ehrstrom is currently employed at Constellium France, where he continues to work on developing advanced materials for various applications. His career is marked by a commitment to innovation and excellence in the field of materials science. His contributions have not only advanced the technology but have also enhanced the safety and performance of aerospace components.

Collaborations

Ehrstrom collaborates with Armelle Danielou, a fellow professional in the field. Their partnership exemplifies the importance of teamwork in driving innovation and achieving breakthroughs in technology.

Conclusion

Jean Christophe Ehrstrom's work in developing advanced aluminum alloys for aerospace applications showcases his innovative spirit and dedication to improving material performance. His contributions are vital to the ongoing evolution of aerospace technology.