Invention Application
US20120328779A1 STRUCTURE MADE OF GETTER MATERIAL HERMETICALLY PROTECTED DURING MANUFACTURING 审中-公开
在制造过程中保护材料的结构

STRUCTURE MADE OF GETTER MATERIAL HERMETICALLY PROTECTED DURING MANUFACTURING
Abstract:
Process for making a device comprising at least the following steps: produce a getter structure comprising at least one portion of getter material permeable to gas covered by at least one protective layer hermetic to gas; hermetic encapsulation of the getter structure in a cavity; production of at least one local opening passing through the protective layer and forming an access to the portion of getter material permeable to gas.
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