Patents by Inventor Andong Liu

Andong Liu 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).

  • Publication number: 20120216718
    Abstract: The present invention refers to a nanopaper comprising clay and microfibrillated cellulose nanofibres wherein the MFC nanofibres and the layered clay are orientated substantially parallel to the paper surface. The invention further relates to a method of making the nanopaper and the use of the nanopaper.
    Type: Application
    Filed: November 16, 2010
    Publication date: August 30, 2012
    Inventors: Lars Berglund, Andong Liu
  • Patent number: 5812631
    Abstract: A method for manufacturing the monolithic capillary X-ray lens, comprising the steps of Drawing a hollow glass raw-tube into monocapillaries in a heating furnace by a drawing tower; Stacking monocapillaries into a symmetric mould to form a multibundle; Feeding the multibundle into the heating furnace to be heated at uniform speed or variable speed; Drawing the multibundle by a drawing tower at uniform speed and variable speed to form a first integrated lens billet; Cutting the monolithic lens billet into desired shape according to usage to form said first monolithic capillary X-ray lens. A monolithic capillary X-ray lens produced by using said method comprises a plurality of X-ray channels passing from one end through another end, and is a single glass solid formed by melting together the walls themselves of said X-ray channels.
    Type: Grant
    Filed: February 14, 1997
    Date of Patent: September 22, 1998
    Assignee: China Aerospace Corporation and Beijing Normal University
    Inventors: Yiming Yan, Yejun He, Xunliang Ding, Dachun Wang, Andong Liu, Baozhen Chen, Fuzhong Wei