Furnace windbox/water wall seal

Details Furnace windbox/water wall seal Furnace windbox/water wall seal

1993-12-22

1994-11-01

Favors, Edward G.

Liquid heaters and vaporizers

Industrial

Port

1101825, 12223513, 12223518, F22B 3700

Patent

active

053599659

ABSTRACT:
A furnace apparatus which includes a plurality of water walls each including a plurality of tubes, the water walls collectively enclose a combustion chamber. The apparatus includes a plurality of windboxes and each of the windboxes are disposed intermediate adjacent water walls. A seal assembly seals the interface between respective windboxes with the water walls adjacent thereto and each of seal assemblies comprising first and second generally planar plates disposed in face to face abutting relationship. The apparatus also includes first means for mounting the first plate to the water wall and second means for mounting the second plate to the windbox. The means for mounting the first plate and the means for mounting the second plate define a chamber therebetween, the apparatus also includes means for enclosing the chamber that includes a flexible member allowing relative movement between the first and second plates. Insulation is disposed within the chamber to obstruct the passage any gasses passing intermediate the first and second plates into the chamber.

REFERENCES:
patent: 1896486 (1933-02-01), Franklin
patent: 4685703 (1987-08-01), Brock
patent: 5119743 (1992-06-01), Mailliet et al.

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