Method of improving uniformity of etching of a film on an article

A method of improving the uniformity of etching of a film on an article, the method including the steps of immersing the article containing the film into a tank of etchant, rotating the article while in the etchant for a desired amount of time so as to cause improved uniformity of etching of the fil...

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Bibliographische Detailangaben
Hauptverfasser:	SRIVASTAVA KAMALESH K, FANTI LISA A, GRIFFITH JONATHAN H, CULLINAN-SCHOLL MARY C, KNARR RANDOLPH F
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS 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 DECORATIVE ARTS DIFFUSION TREATMENT OF METALLIC MATERIAL ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY MOSAICS 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 PAPERHANGING PERFORMING OPERATIONS PRODUCING DECORATIVE EFFECTS SEMICONDUCTOR DEVICES TARSIA WORK TRANSPORTING
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