Patents by Inventor Rae Lynn Emley

Rae Lynn Emley 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 system for producing higher purity helium
    Patent number: 5771714
    Abstract: The production of higher purity helium wherein a feed comprising helium, nitrogen and hydrocarbons is processed in a system comprising two columns operating at different pressure levels, with the product helium produced in the higher pressure column and nitrogen and hydrocarbons cycled to the lower pressure column.
    Type: Grant
    Filed: August 1, 1997
    Date of Patent: June 30, 1998
    Assignee: Praxair Technology, Inc.
    Inventors: Rae Lynn Emley, James Joseph Maloney