Dry end steam applicator

Details Dry end steam applicator Dry end steam applicator

1996-10-04

1998-08-25

Hastings, Karen M.

Paper making and fiber liberation

Apparatus

Running or indefinite length product forming and/or treating...

34636, 34638, 162375, 162281, F26B 1302, F26B 2106

Patent

active

057980268

ABSTRACT:
A steam applicator to apply steam to a web passing by the applicator. The applicator is a main supply header and a plurality of profiling steam chambers to receive steam from the main supply header. The pre-heat chambers adjacent the profiling steam chambers. The flow of steam is controlled from the main supply header to each profiling steam chamber. At least one outlet in each profiling steam chamber allows a supply of steam from the applicator. The supply of steam from each outlet can be controlled. The apparatus is compact and has the virtue avoiding condensate dripper onto the web.

REFERENCES:
patent: 3945570 (1976-03-01), Dove
patent: 4351700 (1982-09-01), Dove
patent: 5020469 (1991-06-01), Boissevain et al.
patent: 5149401 (1992-09-01), Langevin et al.
patent: 5211813 (1993-05-01), Sawley et al.
patent: 5355595 (1994-10-01), Koivukunnas et al.
patent: 5623771 (1997-04-01), Winheim
Bouque "New Design Dry End Steam Showers Improve Sheet Quality, Runability" Pulp & Paper, May, 1989.

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