CARTRIDGE FOR THE PREPARATION OF LIQUID PRODUCTS
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United States of America Patent
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app pub date -
Feb 23, 2016
filing date -
Mar 2, 2015
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Abstract
A cartridge (10) containing a dose (12) of at least one substance That can be used for preparing a liquid product, such as for example coffee, comprises a side wall (140), a bottom wall (142), through which the aforesaid liquid can flow from the cartridge (10), and a wall (16) for closing the cartridge (10) at the end opposite to said bottom wall (142). the bottom wall (142) comprises a cellulose compostable material having aN air permeance not higher than 20 μm/(pa·s) (according to ISO 5636) and has a thickness of between 20 μm and 2.5 mm.
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