Company Filing History:
Years Active: 2011-2022
Title: **Innovative Contributions of Ludger Lahn**
Introduction
Ludger Lahn, a notable inventor based in Moers, Germany, has significantly contributed to the field of electrical steel and magnetic materials. With a total of three patents to his name, Lahn's work focuses on enhancing the production and properties of grain-oriented electrical steel, which is vital for various applications in the electrical industry.
Latest Patents
Lahn’s most recent innovations include two key patents. The first is a **solution for forming an insulation coating on grain-oriented electrical steel sheets**. This innovative solution consists of an aqueous mixture of phosphate solution and colloidal silica, notably without the inclusion of chromium. The colloidal silica utilized in this patent has silica particles that are surface-modified with aluminate or created by adding an aluminate to conventional colloidal silica.
His second patent is a **method for producing grain-oriented magnetic steel strips**, which employs a specific steel alloy composition: 2.5-4.0% silicon, 0.02-0.10% carbon, 0.01-0.065% aluminum, and 0.003-0.015% nitrogen. This innovative method strategically aligns various operational steps, including secondary metallurgical treatment, continuous casting, and several stages of rolling and annealing, to yield magnetic steel sheets with optimized electromagnetic properties using traditional apparatus.
Career Highlights
Ludger Lahn has garnered considerable experience working with esteemed companies, including Thyssenkrupp Steel AG and Nippon Steel Corporation. His background in these leading organizations has played a crucial role in shaping his expertise in materials engineering, particularly in the development of steel products.
Collaborations
Throughout his career, Lahn has worked alongside notable colleagues such as Klaus Günther and Andreas Ploch. These collaborations have contributed to the advancement of innovative solutions within the industry, pooling expertise to achieve groundbreaking developments in electrical steel and magnetic materials.
Conclusion
Ludger Lahn's inventive spirit and technical acumen have led to significant contributions in the realm of grain-oriented electrical steel. His patented solutions and production methods not only enhance the functionality of magnetic materials but also pave the way for future innovations in the industry. Lahn's career reflects the power of collaboration and expertise in driving advancements in electrical engineering.