Press roll in a paper machine

Details Press roll in a paper machine Press roll in a paper machine

1992-09-09

1994-08-02

Hastings, Karen M.

Paper making and fiber liberation

Apparatus

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

492 54, 492 58, D21F 308

Patent

active

053342887

ABSTRACT:
A press roll is disclosed for removing water, the press roll provided in the press portion of a paper machine. The press roll has a metal base and a sprayed coating provided on the outer surface of the metal base, at least the outer layer of the sprayed coating being a sprayed mixture of a plastics and at least one of a ceramics and a cermet. The outer surface of the plastic portion of the sprayed coating has a lapped, depressed surface relative to the outer surface of the ceramic or cermet portion.

REFERENCES:
patent: 4272179 (1981-06-01), Seanor
patent: 4704776 (1987-11-01), Watanabe et al.
patent: 4963404 (1990-10-01), Jenkins
patent: 4989306 (1991-02-01), Leino et al.
patent: 5023985 (1991-06-01), Salo et al.
patent: 5111567 (1992-05-01), Leino et al.

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