Patents Assigned to Corcoran Industries
  • Device for deforming a smooth surfaced pipe
    Patent number: 5287723
    Abstract: The invention described herein deals with a novel tool that will enable one to deform smooth pipe and pipe segments for use in building pipelines, wherein the deformation is used as the anchor point for pipe couplings.
    Type: Grant
    Filed: May 11, 1992
    Date of Patent: February 22, 1994
    Assignee: Corcoran Industries
    Inventor: Daniel P. Corcoran