Patents Assigned to A.O. Smith Corp.
  • Pipe made from metathesis polymerized olefins
    Patent number: 6410110
    Abstract: Thermosetting resin pipes and pipe fittings are provided which are prepared by polymerizing a cyclic olefin monomer in the presence of a ruthenium or osmium metathesis polymerization catalyst. These articles may be prepared by various methods, such as centrifugal casting. Reinforced articles may also be prepared by filament winding.
    Type: Grant
    Filed: September 4, 1998
    Date of Patent: June 25, 2002
    Assignees: A.O. Smith Corp., Cymetech, LLC
    Inventors: Mark W. Warner, Steven D. Drake, Larry L. Cagle, Charles S. Woodson