Method and assembly for moistening a moving web or paperboard

Details Method and assembly for moistening a moving web or paperboard Method and assembly for moistening a moving web or paperboard

2008-09-30

2008-09-30

Hug, Eric (Department: 1791)

Paper making and fiber liberation

Processes and products

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

C162S204000, C162S375000, C118S325000, C118S718000, C427S421100

Reexamination Certificate

active

10539510

ABSTRACT:
A method and assembly is disclosed for moistening a web of paper or paperboard, the assembly comprising a steam blow cavity open toward a moving web (1). The steam blow cavity houses spray nozzles (5, 6, 7) at least for injecting steam into the cavity so as to form a steam atmosphere therein. Additionally, the steam blow cavity houses spray nozzles (5, 6, 7) for spraying a mist of a heated liquid onto the web (1) within the thus formed steam atmosphere.

REFERENCES:
patent: 5355595 (1994-10-01), Koivukunnas et al.
patent: 6207020 (2001-03-01), Anderson
patent: 6248407 (2001-06-01), Hess
patent: 6309463 (2001-10-01), Hess et al.
patent: 6962296 (2005-11-01), Hamel et al.
patent: 29 25 026 (1981-01-01), None
patent: 101 16 840 A 1 (2002-10-01), None
patent: 91301 (1994-02-01), None
patent: WO 02/092908 A 1 (2002-11-01), None

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