Housing and making method

The present invention refers to a shell, including a basal body, a chromium metal level and a chromium carbide film, wherein said basal body being metal or alloy, said chromium metal level depositing on said basal body surface, said chromium carbide film depositing on said chromium metal level surfa...

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Bibliographische Detailangaben
1. Verfasser:	ZHIBEN,LI LIN
Format:	Patent
Sprache:	eng
Schlagworte:	CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS 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 ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS METALLURGY PRINTED CIRCUITS SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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Beschreibung
Zusammenfassung:	The present invention refers to a shell, including a basal body, a chromium metal level and a chromium carbide film, wherein said basal body being metal or alloy, said chromium metal level depositing on said basal body surface, said chromium carbide film depositing on said chromium metal level surface. A shell manufacture method includes providing a metal or alloy basal body, depositing a chromium metal level on said basal body surface, depositing a chromium carbide film on said chromium metal level surface.