Patents by Inventor Chee Liang Yung

Chee Liang Yung 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).

  • Palm-based biodiesel foundation
    Patent number: 8163043
    Abstract: Palm-based biodiesel formulations with enhanced cold flow properties are provided including the following: (I) A biodiesel formulation comprising not more than 40 vol % palm-based biodiesel and not less than 60 vol % petroleum-based file 1 oil; (II) A biodiesel formulation comprising not more than 20 wt % palm-based biodiesel and not less than 80 wt % alkyl ester of C6-C18 saturated or unsaturated fatty acid, or a mixture thereof; (III) A biodiesel formulation comprising approximately 0.1-1.0% (wt/vol) of a polyalkyl methacrylate (PAMA) additive and a palm-based biodiesel blend comprising i) not more than 40 vol % palm-based biodiesel; and ii) not less than 60 vol % petroleum-based fuel oil; (IV) A biodiesel formulation comprising approximately 0.1-5.0% (wt/vol) of a polyalkyl methacrylate (PAMA) additive and a palm-based biodiesel having unsaturation level of not less than 60%.
    Type: Grant
    Filed: June 9, 2006
    Date of Patent: April 24, 2012
    Assignee: Malaysian Palm Oil Board
    Inventors: Yuen May Choo, Ah Ngan Ma, Yusof Basiron, Chee Liang Yung, Sit Foon Cheng