LU47732A1LU47732ALU47732ALU47732A1LU 47732 A1LU47732 A1LU 47732A1LU 47732 ALU47732 ALU 47732ALU 47732 ALU47732 ALU 47732ALU 47732 A1LU47732 A1LU 47732A1
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LU
Luxembourg
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LU47732A
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Priority to LU47732ApriorityCriticalpatent/LU47732A1/xx
Publication of LU47732A1publicationCriticalpatent/LU47732A1/xx
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
C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
C23F1/00—Etching metallic material by chemical means