Patents Assigned to B.W.N. Live-Oil Pty. Ltd.
  • 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