VERFAHREN ZUR ENTSCHLAMMUNG VON PHOSPHATIERUNGSBAEDERN UND VORRICHTUNG FUER DIESES VERFAHREN

• Main Authors: HARTH,HUBERT,DR, HOSEMANN,KURT, WUEST,WILLI,DR, GOTTWALD,KARL-HEINZ
• Format: Patent
• Language: German
• Published: 29.06.1989
• Subjects: 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

The invention relates to a process for desludging phosphatizing baths, in which a part volume of the phosphatizing solution is fed continuously to an apparatus which has three open chambers and in the oxidation chamber of which an O2-containing gas is passed into the solution, after which the result...