Patents by Inventor Mohannad Abdul-Aziz Rashad

Mohannad Abdul-Aziz Rashad 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).

  • Cryogenic rectification method for producing nitrogen gas and liquid nitrogen
    Patent number: 6125656
    Abstract: A cryogenic rectification method wherein both nitrogen gas and liquid are efficiently produced from air employing one or two columns wherein refrigeration to drive the cryogenic separation is provided by a, preferably closed loop, multicomponent refrigerant fluid refrigeration circuit.
    Type: Grant
    Filed: November 3, 1999
    Date of Patent: October 3, 2000
    Assignee: Praxair Technology, Inc.
    Inventors: Bayram Arman, Dante Patrick Bonaquist, Joseph Alfred Weber, John Harold Ziemer, Arun Acharya, Mohannad Abdul-Aziz Rashad