San Francisco : Architect and Engineer, Inc · leaf 27
orous coating whichabsorbs dye better but does not have the abrasive re-sistance qualities. Anodizing tanks are normally cooledby refrigeration or else by cold water coils so that thetemperature of the bath may be maintained within theprescribed limits. Direct current is usually used foranodizing… … FULL LOAD of structural extru-sions on monorail being pulledfrom anodizing tanks 24 feet longby 6 feet deep. Foreman inspects flood lightingfixtures. Window frames readyfor etching. Anodizing tank in foreground is13 feet long by 7 feet deep by5 feet wide. Ten dyeing tanks may be seen inrear of the…
Architecture · Building
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