Paper making and fiber liberation – Processes and products – Conditioning – preparing or repairing of apparatus
Reexamination Certificate
2008-01-29
2008-01-29
Halpern, Mark (Department: 1731)
Paper making and fiber liberation
Processes and products
Conditioning, preparing or repairing of apparatus
C162S263000, C162S111000, C162S112000, C162SDIG004
Reexamination Certificate
active
07323086
ABSTRACT:
The invention provides a method of preventing contamination of a canvas of a paper machine, whereby antifouling effect on the canvas can always be maintained and precise drying efficiency is ensured. With the method of preventing contamination of the canvas for pressing a paper strip against the surface of drum-dryers used for drying the paper strip in a paper machine, a predetermined amount of a surface treatment agent P is continuously supplied to the surface of the canvases C2,C3, facing the paper strip, in a stage of operation prior to the paper strip being pressed into contact with the canvases C2,C3as well as the drum-dryers C1,while the paper strip is being fed by operation of the paper machine.
REFERENCES:
patent: 3014832 (1961-12-01), Donnelly et al.
patent: 4861429 (1989-08-01), Barnett et al.
patent: 5073235 (1991-12-01), Trokhan
patent: 5863385 (1999-01-01), Siebott et al.
patent: 6858113 (2005-02-01), Sekiya
patent: 590096 (1996-12-01), None
patent: 19519268 (1997-01-01), None
patent: 0828889 (1998-03-01), None
patent: 2284833 (1995-06-01), None
patent: 57-171790 (1982-10-01), None
patent: 60134092 (1986-12-01), None
patent: 6175892 (1987-10-01), None
patent: 3-69690 (1989-03-01), None
patent: 4-130190 (1992-05-01), None
patent: 6-280181 (1994-10-01), None
patent: 7-292382 (1995-11-01), None
patent: 7-292591 (1995-11-01), None
patent: WO96/38628 (1996-12-01), None
patent: WO00/19009 (2000-04-01), None
The International Search report for PCT/JP99/05023 Dec. 14, 1999.
Halpern Mark
Maintech Co., Ltd.
Potter Anderson & Corroon LLP
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