| 摘要 |
PROBLEM TO BE SOLVED: To provide a sheet which is easy to handle and containing tea-leaves to effectively utilize absorbing functionality of the tea-leaves, and to provide an absorbing material processed into an easily utilizable form. SOLUTION: The sheet is obtained by mixed paper making of the powder of the tea-leaf or powder of formalized tea-leaf with an other material usable for paper making. A pleated filter or a honeycomb structure is obtained by applying a secondary processing to the sheet. COPYRIGHT: (C)2004,JPO
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