Gas curtain assemby for muffled continuous furnaces

Details Gas curtain assemby for muffled continuous furnaces Gas curtain assemby for muffled continuous furnaces

2007-10-11

2010-06-15

Kastler, Scott (Department: 1793)

Metallurgical apparatus

Means treating a continuum of work

With heating means

C432S250000

Reexamination Certificate

active

07736583

ABSTRACT:
This invention is directed to a gas curtain assembly which comprises at least one structure of substantially vertical tubes on both sides of and supporting a vertical tube, forming an interconnected frame comprising at least one row of apertures for gas or fluid to pass through and forming a curtain of gas or fluid under the vertical portion of the assembly.

REFERENCES:
patent: 3270655 (1966-09-01), Guirl et al.
patent: 3618919 (1971-11-01), Beck
patent: 4540362 (1985-09-01), Kurie et al.
patent: 5997588 (1999-12-01), Goodwin et al.
M. S. Stanescu, P. F. Stratton, L. Druga, Curtains in Continuous Furnaces, Proceedings of the 24th ASM Heat Treating Society Conference, Sep. 17-19, 2007, pp. 403-418, COBO Center, Detroit, Michigan, USA.

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