CORROSION PREVENTING METHOD OF ALUMINUM HEAT EXCHANGER

Title:

CORROSION PREVENTING METHOD OF ALUMINUM HEAT EXCHANGER

Document Type and Number:

Japanese Patent JPS5394230

Kind Code:

A

Abstract:

PURPOSE: To carry out a corrosion preventing treatment together with a soldering treatment in the same apparatus, by soldering an Al heat exchanger for car in vacuum, and thereafter forming a film of Zn or Zn alloy in the same vacuum.

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Inventors:

TAKEI HIROMASA
NAKAMURA AIJIROU
IWATA RIYOUICHI

Application Number:

JP874677A

Publication Date:

August 18, 1978

Filing Date:

January 31, 1977

Export Citation:

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Assignee:

ULVAC CORP
TOYO RAJIEETAA KK

International Classes:

F28F19/06; B23K1/00; C23C14/14; (IPC1-7): C23C13/02

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