| 摘要 |
PROBLEM TO BE SOLVED: To provide a high-performance cylindrical filter that has no internal structural defects and high reliability, and a method of producing the same.SOLUTION: A method of producing a cylindrical filter includes a winding step 101 in which nonwoven metal fabric is wound in plural layers to form a cylindrical shape, a sintering step 102 in which the wound nonwoven fabric undergoes sintering, and a compression step 103 in which the sintered nonwoven fabric is compressed. |
