Karl-Heinz Lemken

Title: Karl-Heinz Lemken: Innovator in Heat Treatment Technologies

Introduction

Karl-Heinz Lemken is a notable inventor based in Kleve, Germany. He has made significant contributions to the field of heat treatment technologies, particularly in the design and operation of furnaces for metallic workpieces. With a total of 2 patents, his work has advanced the efficiency and effectiveness of heat treatment processes.

Latest Patents

Lemken's latest patents include a "Method for electrical heating of furnaces for heat treatment of metallic workpieces." This innovative method refines electric heating in vacuum furnaces, particularly for plasma carburizing or nitriding. It proposes a unique switching mechanism for the primary coil windings of a three-phase transformer, optimizing the heating process by adjusting the connection type based on operational parameters.

Another significant patent is the "Method for heat-treating metallic workpieces." This method involves generating a flow of cooling gas in a vacuum furnace using a fan driven by a rotary current motor. The fan operates at a lower supply voltage until the minimum pressure is reached, enhancing the quenching effect during the heat treatment process.

Career Highlights

Throughout his career, Karl-Heinz Lemken has worked with reputable companies such as Ipsen International GmbH. His experience in these organizations has allowed him to develop and refine his innovative methods in heat treatment technologies.

Collaborations

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Conclusion

Karl-Heinz Lemken's contributions to the field of heat treatment technologies demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of the complexities involved in the heat treatment process, making him a significant figure in this industry.