Title:
HOT WATER BOILER
Document Type and Number:
Japanese Patent JPS53140649
Kind Code:
A
Abstract:
An anode adherred to a flue pipe which consists of anodic metal like zinc, aluminum or magnesium flame sprayed in the form of a ribbon, strip or ring onto exposed metal at the upper end of the flue pipe beneath the upper head of a water heater. The anodic metal overlaps the glass coating on the flue at the joint between the glass and anodic metal and has a press fit with the upper head to eliminate any problem of corrosion at the joint area between the flue and upper head.
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Inventors:
ROBAATO II KUTSUKU
Application Number:
JP4761978A
Publication Date:
December 07, 1978
Filing Date:
April 21, 1978
Export Citation:
Assignee:
SMITH CORP A O
International Classes:
B05D1/10; C03C17/04; C23F13/02; F24H9/00; (IPC1-7): B05D1/02; C03C27/00; F24H9/14