METHOD FOR CONTROLLING PHOSPHATE TREATING LIQUID

PURPOSE:To form a good phosphate film by chemical conversion on the surface of a metalic material even at an ordinary temp. by controlling automatically a phosphate treating liquid of an ordinary temp. type to adequate pH according to the zinc ion concn. and temp. of said liquid. CONSTITUTION:The op...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SATO KANTARO, OMI YUKIYOSHI, NOZAWA HIRONOBU, MORIYA YOSHIO, MATSUDA SHIGEKI
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR 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 SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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