Company Filing History:
Years Active: 2023-2024
Title: Innovations of Hanghang Liu in Rare Earth Steel
Introduction
Hanghang Liu is a prominent inventor based in Liaoning, China. He has made significant contributions to the field of materials science, particularly in the development of advanced steel alloys. With a total of 2 patents, Liu's work focuses on enhancing the mechanical properties of steel through innovative processes.
Latest Patents
Liu's latest patents include groundbreaking technologies in ultra-clean rare earth steel and rare-earth microalloyed steel. The first patent, titled "Ultra-clean rare earth steel and occluded foreign substance modification control method," outlines a control process for inclusions in ultra-clean rare earth steel. This process involves regulating the content of rare earth elements and other components to achieve optimal steel quality. The formula provided in the patent ensures that the content of rare earth elements, total oxygen, and sulfur are maintained within specific limits to enhance the steel's properties.
The second patent, "Rare-earth microalloyed steel and control method," describes a unique microstructure in steel that includes rare earth-rich nanoclusters. These nanoclusters, with diameters ranging from 1 to 50 nm, significantly improve the fatigue life of the steel by inhibiting the segregation of harmful elements. Additionally, the rare earth solid solution affects the phase change dynamics, leading to improved mechanical properties and a foundation for developing high-performance steel.
Career Highlights
Hanghang Liu is affiliated with the Chinese Academy of Sciences, where he conducts research and development in advanced materials. His work has garnered attention for its potential applications in various industries, including automotive and aerospace.
Collaborations
Liu collaborates with esteemed colleagues such as Dianzhong Li and Yikun Luan, contributing to a dynamic research environment that fosters innovation in materials science.
Conclusion
Hanghang Liu's contributions to the field of rare earth steel represent a significant advancement in materials engineering. His innovative patents and research efforts continue to pave the way for the development of high-performance steel alloys.