Patents by Inventor Randy DANDERFER

Randy DANDERFER 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 weld blasting
    Patent number: 10259100
    Abstract: This disclosure provides a new internal weld blasting system for blasting the internal surfaces of pipes, and the method of use thereof. The system comprises a control cage having two relatively narrow openings. An impeller forces abrasives onto a blast wheel, which in turn sprays the abrasives onto the internal surfaces of the pipes.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: April 16, 2019
    Assignee: Shawcor Ltd.
    Inventors: Brian Baker, Randy Danderfer
  • INTERNAL WELD BLASTING
    Publication number: 20180169834
    Abstract: This disclosure provides a new internal weld blasting system for blasting the internal surfaces of pipes, and the method of use thereof. The system comprises a control cage having two relatively narrow openings. An impeller forces abrasives onto a blast wheel, which in turn sprays the abrasives onto the internal surfaces of the pipes.
    Type: Application
    Filed: December 19, 2016
    Publication date: June 21, 2018
    Applicant: ShawCor Ltd.
    Inventors: Brian BAKER, Randy DANDERFER