Yankee cylinder with a plasma-sprayed carbide coating

Details Yankee cylinder with a plasma-sprayed carbide coating Yankee cylinder with a plasma-sprayed carbide coating

1991-10-09

1992-06-23

Echols, P. W.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

427 34, 162357, B21B 3102

Patent

active

051231522

ABSTRACT:
The invention relates to a Yankee cylinder for a paper-making machine, in which a coating which is a mixture of a metal powder and a carbide or nitride and withstands well the wearing effect of the doctor blade and other corrosive and thermal stresses produced in paper-making is formed on top of the cylinder mantle. The invention also relates to methods for coating a Yankee cylinder with such a coating by using a detonation, plasma or supersonic method.

REFERENCES:
patent: 4064608 (1977-12-01), Jaeger
patent: 4389251 (1983-06-01), Simm et al.
patent: 4478871 (1984-10-01), Sakaguchi et al.
patent: 4794680 (1989-01-01), Meyerhoff et al.
patent: 4796342 (1989-01-01), Miihkinen
patent: 4822415 (1989-04-01), Dorfman et al.
patent: 4951392 (1990-08-01), Miihkinen

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