Patents by Inventor De Qian Zhao

De Qian Zhao 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).

  • Formation of Zr-based bulk metallic glasses from low purity materials by yttrium addition
    Patent number: 6682611
    Abstract: A Zr-based bulk metallic glass formed using low purity materials at a low vacuum with a small amount of yttrium addition is provided. A method of improving the glass forming ability, crystallization and melting process without reducing the mechanical and elastic properties, such as hardness and Young's Modulus, of Zr-based alloys by yttrium addition, is also provided.
    Type: Grant
    Filed: October 30, 2001
    Date of Patent: January 27, 2004
    Assignee: Liquid Metal Technologies, Inc.
    Inventors: Yong Zhang, Ming Xiang Pan, De Qian Zhao, Wei Ilua Wang
  • Formation of Zr-based bulk metallic glasses from low purity materials by yttrium addition
    Publication number: 20030079813
    Abstract: A Zr-based bulk metallic glass formed using low purity materials at a low vacuum with a small amount of yttrium addition is provided. A method of improving the glass forming ability, crystallization and melting process without reducing the mechanical and elastic properties, such as hardness and Young's Modulus, of Zr-based alloys by yttrium addition, is also provided.
    Type: Application
    Filed: October 30, 2001
    Publication date: May 1, 2003
    Inventors: Yong Zhang, Ming Xiang Pan, De Qian Zhao, Wei Hua Wang