Paper machine and method of dewatering a fiber web using...

Details Paper machine and method of dewatering a fiber web using... Paper machine and method of dewatering a fiber web using...

2005-02-15

2005-02-15

Chin, Peter (Department: 1731)

Paper making and fiber liberation

Processes and products

Non-uniform, irregular or configured web or sheet

C162S111000, C162S113000, C162S117000, C162S204000, C162S205000, C162S206000, C162S207000, C162S289000, C162S290000, C162S297000, C162S361000, C162S363000, C162S375000, C162S358100

Reexamination Certificate

active

06855227

ABSTRACT:
A method of dewatering a fiber web in a paper machine, includes the steps of: dewatering the fiber web in a forming section to a solids content of greater than approximately 10%; displacement pressing the fiber web in an air press assembly to a solids content of greater than approximately 40%; and through air drying the fiber web in at least one air press assembly to a higher solids content.

REFERENCES:
patent: 6096169 (2000-08-01), Hermans et al.
patent: 6149767 (2000-11-01), Hermans et al.
patent: 6190506 (2001-02-01), Beck
patent: 6228220 (2001-05-01), Hada et al.
patent: 6306257 (2001-10-01), Hada et al.
patent: 6458246 (2002-10-01), Kanitz et al.
patent: 6475343 (2002-11-01), Grabscheid et al.
patent: 6610173 (2003-08-01), Lindsay et al.

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