Patents by Inventor Menno Anton Van Dijk

Menno Anton Van Dijk 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 for improving the flowability of a mixture that contains wax and other hydrocarbons
    Patent number: 8481632
    Abstract: A method for improving the flowability of a mixture that contains wax and other hydrocarbons, which method comprises adding to the mixture an amount of a dendrimeric hyperbranched polyester amide.
    Type: Grant
    Filed: November 23, 2005
    Date of Patent: July 9, 2013
    Assignee: Shell Oil Company
    Inventors: Petrus Franciscus Van Bergen, Menno Anton Van Dijk, Albert Jan Zeeman
  • Method for controlling foaming in a process
    Publication number: 20090088485
    Abstract: The invention is a method for controlling foaming in a process, the method comprising the steps of: (a) withdrawing process liquid from the process and generating gas bubbles in the process liquid by contacting the process liquid with bubble gas; (b) measuring individual lifetimes of the gas bubbles to obtain bubble lifetime data; (c) using the bubble lifetime data to predict the foam-forming tendency of the process liquid; (d) if the bubble lifetime data indicate that excess foaming will occur, adjusting the process to prevent excess foaming.
    Type: Application
    Filed: July 13, 2006
    Publication date: April 2, 2009
    Inventors: Menno Anton Van Dijk, Wouter Koot, Albert Jan Zeeman
  • Method For Improving the Flow Ability of a Mixture That Contains Wax and Other Hydrocarbons
    Publication number: 20080194761
    Abstract: A method for improving the flowability of a mixture that contains wax and other hydrocarbons, which method comprises adding to the mixture an amount of a dendrimeric hyperbranched polyester amide.
    Type: Application
    Filed: November 23, 2005
    Publication date: August 14, 2008
    Applicant: Universite des Sciences et Technologies de Lille
    Inventors: Petrus Franciscus Van Bergen, Menno Anton Van Dijk, Albert Jan Zeeman