GATE WITH INFLATABLE PERIPHERAL SEAL, AND LOCKING SYSTEM OF WINDOW OF MULTICHAMBER FURNACE, WHICH CONTAINS SUCH GATE Russian patent published in 2013 - IPC F27B13/02 

FIELD: metallurgy.

SUBSTANCE: gate contains a rigid core of an elongated rectangular shape, which is meant for arrangement in front of the window of a hollow partition wall of the furnace, and at least one inflatable air chamber drawn when in a deflated state into the core seat and forming when in an inflated state a peripheral seal projecting around the core circuit. The seal encloses the core throughout its periphery to complete the overlapping of the above window. The locking system is described, which is meant for overlapping at least of one window of hollow partition wall of multichamber furnace with flame rotation, which contains at least one above said gate.

EFFECT: improving tightness of the main part of the window section, and increasing thermal efficiency and service life of gates.

21 cl, 6 dwg