Patents by Inventor Alan Sheehy

Alan Sheehy 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).

  • Recovery of oil from oil reservoirs
    Patent number: 5083610
    Abstract: This invention relates to a process for recovery of oil from oil reservoirs with assistance from microorganisms. More particularly, the present invention contemplates a method for recovering oil from a reservoir comprising increasing the population of endogenous microorganisms in said reservoir, said microorganisms having surface active properties, to a level sufficient to effect enhanced oil recovery.
    Type: Grant
    Filed: April 25, 1990
    Date of Patent: January 28, 1992
    Assignee: B. W. N. Live-Oil Pty. Ltd.
    Inventor: Alan Sheehy
  • Recovery of oil from oil reservoirs
    Patent number: 4971151
    Abstract: This invention relates to a process for recovery of oil from oil reservoirs with assistance from microorganisms. More particularly, the present invention contemplates a method for recovering oil from a reservoir comprising increasing the population of endogenous microorganisms in said reservoir, said microorganisms having surface active properties, to a level sufficient to effect enhanced oil recovery.
    Type: Grant
    Filed: March 9, 1989
    Date of Patent: November 20, 1990
    Assignee: B.W.N. Live-Oil Pty. Ltd.
    Inventor: Alan Sheehy