| 摘要 |
In a flexible envelope-like or bag-like container (1) made of composite material, provided with a delivery spout (11) made of rigid plastics material heat-sealed to the composite material of the envelope or bag, the exposed end (12) of the delivery spout, which may be inserted in a user's mouth, is closed by a membrane seal (17) which is heat-sealed on the top of the end and folded around the entire exposed portion for the protection thereof. <IMAGE> |
