Acoustic treatment coating comprising a folded ordered metaporous material
AssigneesSafran Aircraft Engines, Centre National De La Recherche Scientifique, Universite Du Mans
InventorsJean BOULVERT, Théo CAVALIERI, Jean-Philippe GROBY, Annie ROSS, Edith FOTSING ROLAND, Jacky Novi MARDJONO, Vicente ROMERO GARCIA, Gwénaël GABARD, Josué COSTA BAPTISTA
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Abstract
An acoustic treatment coating includes a metamaterial, wherein the metamaterial includes a solid structure including at least one free space forming a folded cavity and at least one porous material placed in the free space of the solid structure.
Claims10
An acoustic treatment coating comprising a metamaterial, wherein the metamaterial comprises a solid structure comprising at least one free space forming a folded cavity and at least one porous material placed in said free space of the solid structure.
Dependencies are inferred from the claim text.