Patents by Inventor Robert J. Eiber

Robert J. Eiber 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).

  • Out of contact highly geometrical crack arrestor
    Patent number: 4180104
    Abstract: A system for arresting cracks in a pressurized natural gas fluid pipeline comprising a plurality of bands encircling the pipeline each having a highly geometrical rim cross section and being out of contact with the pipeline along an arc of the inner circumference of the encircling band.
    Type: Grant
    Filed: September 26, 1977
    Date of Patent: December 25, 1979
    Assignee: Northern Border Pipeline Company
    Inventors: Donald M. Park, Robert J. Eiber