Patents Assigned to Eureka Oil ASA
  • Method to increase the oil production from an oil reservoir
    Patent number: 6499536
    Abstract: A method to increase the production of oil from an oil reservoir is described. The method includes injecting a magnetic or magnetostrictive material through an oil well into the oil reservoir, vibrating the material with the aid of an alternating electric field and removing oil from the oil well.
    Type: Grant
    Filed: June 13, 2000
    Date of Patent: December 31, 2002
    Assignee: Eureka Oil ASA
    Inventor: Olav Ellingsen
  • Process for stimulation of oil wells
    Patent number: 6250386
    Abstract: There is described a process for the stimulation of an oil reservoir or an oil well for enhanced oil recovery and/or seismic mapping of the reservoir, wherein a sound source is used. This sound source is operated by pressurized oil from the oil well by a hydraulic power unit at the surface, and the oil is conducted to an accumulator located in the sound source via a supply line.
    Type: Grant
    Filed: June 28, 1998
    Date of Patent: June 26, 2001
    Assignee: Eureka Oil ASA
    Inventor: Olav Ellingsen