Roll or roller – Concentric layered annulus – Specific composition
Patent
1998-01-05
1999-11-02
Cuda, Irene
Roll or roller
Concentric layered annulus
Specific composition
492 88, 2989532, B23P 1500
Patent
active
059760648
ABSTRACT:
A roll for use in the production of paper having a frame and a roll coating produced by thermal spraying. The coating is sealed by crystals formed out of a sealing-agent solution after the elimination of water therefrom. A coating for a roll for use in the production of paper produced by thermal spraying and having pores. In order to seal the coating, a sealing agent is crystallized in the pores in the coating.
REFERENCES:
patent: 3944683 (1976-03-01), Chrrch et al.
patent: 5123152 (1992-06-01), Tenkula et al.
patent: 5171404 (1992-12-01), Ellis et al.
patent: 5257966 (1993-11-01), Watanabe et al.
patent: 5411462 (1995-05-01), Link
Cuda Irene
Valmet Corporation
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