DEVICE FOR SEALING INNER COVER OF BATCH ANNEALING FURNACE

摘要

PURPOSE: An inner cover sealing apparatus of a batch annealing furnace is provided to prevent the leakage of atmospheric gas in an inner cover during an annealing process or the inflow of exterior air into the inner cover. CONSTITUTION: An inner cover sealing apparatus of a batch annealing furnace comprises a sealing ring(300) with a rectangular top(310) which contacts the bottom edge of an inner cover and with a semicircular bottom(320). The sealing ring is inserted into a groove formed in a furnace base. The sealing ring is comprised of integrated upper and lower sections including an inner hole.