Patents by Inventor Allan Yeung

Allan Yeung 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: 20150008161
    Abstract: A method for reducing rag layer volume in a stationary bitumen froth treatment process is provided, comprising subjecting dilfroth having a naphtha diluent to bitumen ratio of about 0.7 to gravity settling in a splitter vessel to produce an overflow stream of raw dilbit and an underflow stream of splitter tails; mixing the splitter tails with a naphtha diluent to give a mixture having a naphtha diluent to bitumen ratio of less than about 6:1 in a scrubber feed tank; and subjecting the mixture to gravity settling and agitation in a scrubber vessel to produce an overhead stream of scrubber hydrocarbons and an underflow stream of scrubber tails.
    Type: Application
    Filed: July 2, 2013
    Publication date: January 8, 2015
    Applicant: SYNCRUDE CANADA LTD. in trust for the owners of the Syncrude Project
    Inventors: YIN MING SAMSON NG, BRIAN KNAPPER, GEORGE CYMERMAN, TAM TRAN, ALLAN YEUNG
  • Publication number: 20090138439
    Abstract: A method of conducting a search on a mobile device, the mobile device capable of communicating with a content server. The method includes the steps of: initiating a search query using a browser on the mobile device, the search query having a search string; automatically obtaining location information of the mobile device; simultaneously transmitting the location information and the search query to the content server; and receiving a search result from the content server in response to the search query, wherein the step of automatically obtaining location information is in response to the step of initiating the search query.
    Type: Application
    Filed: November 27, 2007
    Publication date: May 28, 2009
    Applicant: Helio, LLC.
    Inventors: Allan Yeung, Christian A. Buerger, Hyewon Kim, Eugene Koh