Improved removal of scale from metals

• Main Authors: STREATFIELD EDWARD LESLIE, PEARCE ALAN SIDNEY
• Format: Patent
• Language: English
• Published: 30.10.1968
• Subjects: CHEMICAL SURFACE TREATMENT; CHEMISTRY; CLEANING OR DEGREASING OF METALLIC MATERIAL BY CHEMICALMETHODS OTHER THAN ELECTROLYSIS; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; METALLURGY

1,132,122. Cleaning metals. HOUSEMAN and THOMPSON Ltd. March 13, 1966 [April 2, 1966], No. 14718/66. Heading C7E. Copper-containing iron oxide scale is removed from metal surfaces, such as those in the interior of steam-generating equipment, by dissolving the iron oxide in an acid solution buffered...