Title:
SODIUMMSULFUR CELL COMPOSITION PROTECTED WITH HIGH CHROMIUM ALLOY AND PREPARATION THEREOF
Document Type and Number:
Japanese Patent JPS54131540
Kind Code:
A
Abstract:
A corrosion resistant contiguous duplex chromium-carbon-iron alloy layer bonded to a steel and other similar ferrocarbon substrate for use as a cell casing for a sodium-sulfur cell. The outer layer includes in excess of 60 weight % chromium. The duplex layer is formed by pack chromizing in a pack of chromium and ammonium halide at elevated temperatures in hydrogen or inert gas atmosphere.
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Inventors:
DONGU SHIRU PAAKU
DEBAJIYOTSUCHI CHIYATSUTERUJI
MANFURETSUDO DABURIYUU BUREITA
DEBAJIYOTSUCHI CHIYATSUTERUJI
MANFURETSUDO DABURIYUU BUREITA
Application Number:
JP3318479A
Publication Date:
October 12, 1979
Filing Date:
March 20, 1979
Export Citation:
Assignee:
ELECTRIC POWER RES INST
International Classes:
C23C10/38; H01M10/39; H01M50/119; H01M50/128; H01M50/131; (IPC1-7): C23C9/02
Domestic Patent References:
| JPS5090541A | 1975-07-19 |