Repairing damaged enamelled connection piece of enamel vessel - using skirt consisting of metal support and acid-resistant enamel material which is inserted from inside vessel against a seal

摘要

The repair is effected by an arrangement of a skirt, consisting of a metal support part and acid-resistant enamel material, which is inserted from inside the vessel against a seal and projects beyond the connection with its threaded part. An enamelled nut with seal is screwed on and is provided with an inspection hole for checking for leaks. ADVANTAGE - Repair without damage to intact enamel.