REPAIR PLUG ASSEMBLY FOR AND METHOD OF REPAIRING A VESSEL HAVING A CORROSION RESISTANT LINING

摘要

A repair plug assembly for repairing a defect such as a hole in the lined surface of a corrosion resistant glass or vitreous lined metal vessel and which assembly includes a stud affixed in the hole of the vessel and having an exposed unthreaded surface at the lined surface over which is packed a flexible and compactible sealing material which is contained in sealing position over the hole opening by means of a containing ring and overlying dome-shaped cap member.