FOIL-WRAPPED VACUUM INSULATION ELEMENT
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United States of America Patent
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Issued Date -
Aug 18, 2016
app pub date -
Sep 26, 2014
filing date -
Sep 26, 2014
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Abstract
The invention is directed to a foil-wrapped vacuum insulation element having a core and an air-tight shell surrounding the core. One or more layers of paper, cardboard, and/or paperboard are also provided between the core and the shell, and these layers completely envelop the core, preferably in a powder-tight manner.
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