Patents by Inventor Erick R. Rantala

Erick R. Rantala 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).

  • Internal oriented perforating system and method
    Patent number: 6679327
    Abstract: One embodiment of the present invention discloses a system and method for orienting perforating guns inside of slanted or deviated wellbores. The invention involves adding a weight inside of the guns to gravitate the gun to a specified orientation. The weight is situated on the outer circumference of the gun tube and within the inner diameter of the gun body. The invention is capable of orienting the gun in any radial position without affecting the shot performance of any of the shaped charges.
    Type: Grant
    Filed: November 30, 2001
    Date of Patent: January 20, 2004
    Assignee: Baker Hughes, Inc.
    Inventors: Mark L. Sloan, Erick R. Rantala
  • Internal oriented perforating system
    Publication number: 20030102162
    Abstract: One embodiment of the present invention discloses a system and method for orienting perforating guns inside of slanted or deviated wellbores. The invention involves adding a weight inside of the guns to gravitate the gun to a specified orientation. The weight is situated on the outer circumference of the gun tube and within the inner diameter of the gun body. The invention is capable of orienting the gun in any radial position without affecting the shot performance of any of the shaped charges.
    Type: Application
    Filed: November 30, 2001
    Publication date: June 5, 2003
    Applicant: BAKER HUGHES, INCORPORATED
    Inventors: Mark L. Sloan, Erick R. Rantala