Patents by Inventor Keith Luo

Keith Luo 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).

  • Method of degumming cellulosic fibres
    Patent number: 7892397
    Abstract: A process for producing dissolving pulp includes a degumming step using a degumming liquor which includes hydrogen peroxide and ammonia.
    Type: Grant
    Filed: May 23, 2008
    Date of Patent: February 22, 2011
    Assignee: Alberta Innovates - Technology Futures
    Inventors: Keith Luo, Wade Chute
  • METHOD OF DEGUMMING CELLULOSIC FIBRES
    Publication number: 20080289783
    Abstract: A process for producing dissolving pulp includes a degumming step using a degumming liquor which includes hydrogen peroxide and ammonia.
    Type: Application
    Filed: May 23, 2008
    Publication date: November 27, 2008
    Applicant: ALBERTA RESEARCH COUNCIL INC.
    Inventors: Keith LUO, Wade CHUTE