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C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
C23G1/24—Cleaning or pickling metallic material with solutions or molten salts with neutral solutions
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FR1207266D1958-10-301958-10-30Procédé de nettoyage et d'entretien des métaux et alliages
ExpiredFR1207266A
(fr)