Patents Assigned to Mid-Vent Inc.
  • Glass coated pipe system and testing method
    Patent number: 5812062
    Abstract: The invention is directed to a piping system for a side wall vented mid-efficiency furnace. The piping system comprises a plurality of sections of steel pipe having a glass coated interior surface. The interior surface is continuous and resistant to corrosion. An electronic testing apparatus and a method for utilizing same in testing for flaws in the glass coating of pipes is also provided.
    Type: Grant
    Filed: March 7, 1997
    Date of Patent: September 22, 1998
    Assignee: Mid-Vent Inc.
    Inventor: Michael Lee Roberts