Patents by Inventor Larry M. Orrill

Larry M. Orrill 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).

  • Methods and apparatus for severing reinforced concrete pilings
    Patent number: 4180351
    Abstract: Methods and apparatus for severing concrete pilings containing one or more longitudinally extending reinforcing rods are provided. The apparatus is comprised of at least one elongated barrel, a projectile positioned within the barrel, remotely detonatable explosive means attached to the barrel for propelling the projectile through the barrel into contact with the piling and means for clamping the barrel to the piling.
    Type: Grant
    Filed: May 25, 1978
    Date of Patent: December 25, 1979
    Assignee: Jet Research Center, Inc.
    Inventors: Larry M. Orrill, John A. Regalbuto
  • Explosive cutting device
    Patent number: 4148257
    Abstract: An explosive cutting device comprising an upper and lower member, each having a charge retaining area and a standoff area, a linear shaped explosive charge contained within each charge retaining area of the upper and lower member, a pair of anti-jet distortion members located on both the upper and lower member thereby defining an opening between the upper and lower member into which a target member to be severed is placed, a fastening means for securing the upper member to the lower member, and means for detonating the linear shaped explosive charge within the upper and lower member.
    Type: Grant
    Filed: July 13, 1977
    Date of Patent: April 10, 1979
    Assignee: Halliburton Company
    Inventors: Larry M. Orrill, John A. Regalbuto, Michael L. Wilson, Wayne L. Rutledge