Patents by Inventor Derek William Townsend

Derek William Townsend 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).

  • Dividing wall column with a heat pump
    Patent number: 8323457
    Abstract: Systems and methods for separating a multi-component fluid are provided. The method can include introducing a multi-component fluid to a dividing wall column. The multi-component fluid can be heated to provide a first product, a second product, an intermediate distillate, and a process fluid. At least a portion of the first product can be compressed to provide a compressed first product. Heat can be indirectly transferred from the compressed first product to at least a portion of the intermediate distillate to provide a heated intermediate distillate. The heated intermediate distillate can be recycled to the dividing wall column. The compressed first product can be expanded.
    Type: Grant
    Filed: October 28, 2009
    Date of Patent: December 4, 2012
    Assignee: Kellogg Brown & Root LLC
    Inventors: Derek William Townsend, Cyril Collins
  • DIVIDING WALL COLUMN WITH A HEAT PUMP
    Publication number: 20100108487
    Abstract: Systems and methods for separating a multi-component fluid are provided. The method can include introducing a multi-component fluid to a dividing wall column. The multi-component fluid can be heated to provide a first product, a second product, an intermediate distillate, and a process fluid. At lest a portion of the first product can be compressed to provide a compressed first product. Heat can be indirectly transferred from the compressed first product to at least a portion of the intermediate distillate to provide a heated intermediate distillate. The heated intermediate distillate can be recycled to the dividing wall column. The compressed first product can be expanded.
    Type: Application
    Filed: October 28, 2009
    Publication date: May 6, 2010
    Applicant: Kellogg Brown & Root LLC
    Inventor: Derek William Townsend