Patents by Inventor Yunchang Huo

Yunchang Huo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Die steel with a high thermal diffusion coefficient and its preparation methods
    Publication number: 20240068078
    Abstract: A die steel with a high thermal diffusion coefficient includes 0.30-0.40 wt. % of C, 0.05-0.10 wt. % of Si, 2.50-3.40 wt. % of Mo, 0.01-0.05 wt. % of Nb, 0.30-0.50 wt. % of Co, 0.01-0.05 wt. % of RE, the rest is Fe and unavoidable impurities, wherein in the die steel, P?0.15 wt. %, S?0.025 wt. %. A preparation method of the die steel includes steps of melting, electroslag remelting, electroslag ingot annealing, forging, spheroidizing annealing, quenching and tempering.
    Type: Application
    Filed: March 9, 2022
    Publication date: February 29, 2024
    Inventors: Shuang LI, Zhen CAO, Zhen WANG, Yanlin Shi, Long LIU, Lulu ZHAO, Ziliang Wang, Yongliang Shi, Chenlong Wang, Yunchang Huo