| 摘要 |
PROBLEM TO BE SOLVED: To provide a piping structure in which a plurality of tanks are connected to each other through pipes, such as that of a microorganism culture apparatus, and which enables an efficient piping-sterilizing treatment in a short time. SOLUTION: This piping structure manufactured by connecting pipes to two tanks, respectively, connecting valves to the pipes, respectively, and connecting the valves to each other through a joint, is characterized by disposing branch pipes between the joint and the valves, respectively, and connecting valves to the branch ends of the branch pipes, respectively. COPYRIGHT: (C)2005,JPO&NCIPI
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