METHOD FOR PRECISELY PROCESSING METAL WAFER

PURPOSE:To simplify a preparation process and reduce a preparation cost to a large extent by forming a mask pattern by using electrostatic printing technique. CONSTITUTION:A metal wafer 1 of which the back surface is coated with a layer withstanding an etching liquid is prepared and a pattern image...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	HOSAKA SUSUMU
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 MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLICMATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASSC23 AND AT LEAST ONEPROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25 NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE
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