Coating processes – Interior of hollow article coating – Rotating the article
Patent
1978-12-21
1980-04-08
Silverberg, Sam
Coating processes
Interior of hollow article coating
Rotating the article
427237, 427251, 118408, 118718, 118730, B05D 722
Patent
active
041973364
ABSTRACT:
A method comprises diffusion metal coating of pipes carried out in a vacuum chamber which contains metal evaporators. Prior to coating process a metal is fed into the interior of each pipe with the melting temperature thereof being substantially below that of the pipe metal. The metal coating of pipes is effected at a temperature above the melting temperature of the metal disposed within the pipes which are continuously rotating about their axes while axially advancing through the metal evaporator.
Belov Jury K.
Duply Grigory D.
Khaustov Georgy I.
Korobochkin Iosif J.
Plyshevsky Anatoly I.
Silverberg Sam
Ukrainsky Nauchno-Issledovatelsky Institut Spetsialnykh Stalei,
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