摘要 |
<p>The apparatus has a filtration unit forming a periphery part combined in a form sealed with respect to container main body, filtration center part, and compound filtration element, where the container main body has an inner side radial direction protrusion part (44). An inner wall forms a partition of a reservoir that separates an upstream casing and a downstream casing with the filtration element. An outside wall has a bottom part, which forms a base, a side part, which forms a side wall, and an upper part, which forms a top part.</p> |