Patents by Inventor Stephan Mathijs Bouwens

Stephan Mathijs Bouwens 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 separating dimethyl carbonate and methanol
    Patent number: 6315868
    Abstract: A method of separating methanol and dimethyl carbonate in a distillation column through extractive distillation. The extractive distillation is conducted in the presence of an extractive distillation agent which modifies the azeotropic behavior of the dimethyl carbonate/methanol mixture. A vapor side stream is removed from the distillation column.
    Type: Grant
    Filed: April 26, 1999
    Date of Patent: November 13, 2001
    Assignee: General Electric Company
    Inventors: Alberto Nisoli, Stephan Mathijs Bouwens, Michael Francis Doherty, Michael Francis Malone