Patents by Inventor Mark Whitney

Mark Whitney 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).

  • Process based mixed refrigerants for ethylene plants
    Patent number: 5768913
    Abstract: A process and system for providing cooling service (refrigerant) for a gas separation process wherein the refrigerant is obtained from the system process fluid and after serving as refrigerant is returned to the process side for separation into product.
    Type: Grant
    Filed: April 16, 1997
    Date of Patent: June 23, 1998
    Assignee: Stone & Webster Engineering Corp.
    Inventors: Richard H. McCue, Jr., Mark Whitney, John L. Pickering, Jr., David Chen
  • Butadiene removal system for ethylene plants with front end hydrogenation systems
    Patent number: 5763715
    Abstract: The present invention provides a process and system for the removal of butadiene from a cracked gas stream prior to entering a front end hydrogenation reactor in an olefin production facility.
    Type: Grant
    Filed: October 8, 1996
    Date of Patent: June 9, 1998
    Assignee: Stone & Webster Engineering Corp.
    Inventor: Mark Whitney
  • Electrophoretic display
    Patent number: 5745094
    Abstract: The invention relates to an ambient light electrophoretic display comprising a plurality of cells containing a suspension of charged pigment particles in a light-transmissive fluid. Each cell comprises a light-transmissive front window, a nonobstructing collecting electrode and counter electrode disposed in the cell, and a panel having a reflective or absorbing surface.
    Type: Grant
    Filed: December 28, 1994
    Date of Patent: April 28, 1998
    Assignee: International Business Machines Corporation
    Inventors: Joseph Grover Gordon, II, Mark Whitney Hart, Andrew Marian Homola, Dennis Richard McKean, Lawrence Brian Schein, Barton Allen Smith, Sally Ann Swanson