| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an opening-sealing mask for a honey-comb structure and opening-sealing method using the same, which can sufficiently supply an opening-sealing material to a small cross-sectional area. <P>SOLUTION: Disclosed is the opening-sealing mask for supplying the opening-sealing material to through holes of the honey-comb structure, wherein the mask is provided with a large number of first openings each having a first cross-sectional area, and a plurality of second openings arranged to surround the large number of first openings and each second opening having a cross-sectional area larger than the first cross-sectional area. <P>COPYRIGHT: (C)2012,JPO&INPIT |
