Title:
FIN TUBE
Document Type and Number:
Japanese Patent JPS5760195
Kind Code:
A
Abstract:
PURPOSE: To make the fin tube withstandable against the oxygen dew point crrosion by applying an enamel film to the outer surface of a metal tube and the fins and retaining the fin interval at a distance of at least more than a specific value.
CONSTITUTION: Fins 12 are fitted to a tube 11 so that an interval t between fins 12 becomes a distance of 3mm or more to form a fin tube 10. An enamelled film 13 is applied to the outer surfaces of the fins 12 and the tube 11.
Inventors:
YAMAMOTO HIROSUKE
ATSUTA KOUZOU
TAGUCHI MASAO
ATSUTA KOUZOU
TAGUCHI MASAO
Application Number:
JP13468280A
Publication Date:
April 10, 1982
Filing Date:
September 27, 1980
Export Citation:
Assignee:
NIPPON KENTETSU CO LTD
KAWATETSU KINZOKU KOGYO
KAWATETSU KINZOKU KOGYO
International Classes:
F28F19/02; (IPC1-7): F28F19/02
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