| 摘要 |
<p>In the interior of a disposable closed bag (1) formed of a package material, a beverage preparation of a solid substance is placed, said substance being capable of giving off components of the beverage through the water- permeable packaging material when the bag is infused in water for preparing the beverage. On part of the package material the bag comprises a supporting surface which is formed as a water-impermeable structure (1b) having an upward dimension as a collar of a given height, for preventing water from leaking out from the wetted beverage preparation in the bag.</p> |
