| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a coffee bag and its producing method which can be suitably used for preparing a larger amount of a coffee liquid or more concentrated coffee liquid. <P>SOLUTION: The coffee bag with a gather on the bottom part imparts a structure capable of largely expanding a lower part of the bag by providing gathers on both sides of folded part of the bottom part of the coffee bag made of nonwoven cloth, and allows preparation of a larger amount of or more concentrated coffee liquid compared to a same size of bag with gathers on both sides. <P>COPYRIGHT: (C)2009,JPO&INPIT |
