摘要 |
The invention relates to an envelope ( 9 ) made from natural dried skins for use in curing, comprising strips of natural skin of indeterminate diameter, quality and length respectively, previously divided longitudinally to form said strips, characterised in comprising: an inner layer made from a spiral rolling of one or several first strips one after the other, said first strips overlapping a part of each other over the length thereof and at the respective ends thereof and an outer layer ( 10 ) glued to the inner layer comprising second strips ( 6 ) arranged longitudinally on the inner layer, said second strips extending in part over each other over the lengths thereof and at the respective ends thereof. The invention further relates to the method for production of such an envelope.
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