Patents by Inventor Branch J. Russell

Branch J. Russell 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 to remove nitrogen and/or carbon dioxide from methane-containing streams
    Patent number: 7314503
    Abstract: A process for the removal of inert gases, such as nitrogen and carbon dioxide, from methane-containing gases, such as natural gas, including a first stage removal which lowers the total combined inert content to about less than 30% and a second stage removal utilizing a pressure swing adsorption process comprising one or more adsorbent beds comprising contracted titanosilicate-1 adsorbent, wherein the purified methane-containing gas contains less than about 6% total combined inerts.
    Type: Grant
    Filed: December 3, 2004
    Date of Patent: January 1, 2008
    Assignee: Syntroleum Corporation
    Inventors: J. Mark Landrum, Branch J. Russell, Kenneth Agee, Stephen LeViness