Patents by Inventor J. Richard Guadagno

J. Richard Guadagno 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).

  • Coalbed methane extraction process
    Patent number: 6824224
    Abstract: A method and system for recovering coalbed methane are disclosed. The method involves tunneling along a seam of coal to a point below a water table and at a depth below the water table sufficient for dissolved methane to be present in the water; separating a portion of the water containing dissolved methane while below the water table; reducing pressure on the separated portion for extracting dissolved methane; removing the extracted methane; and discharging the separated portion of water after extracting dissolved methane.
    Type: Grant
    Filed: June 19, 2003
    Date of Patent: November 30, 2004
    Assignee: Cimarron Technology, Ltd.
    Inventor: J. Richard Guadagno