| 摘要 |
PROBLEM TO BE SOLVED: To simplify a constitution, displaying a sufficient slime-removing effect, and to lighten labor in the case of a manufacture. SOLUTION: In the drain-inlet slime-removing apparatus 1 being installed to the upper section of a drain inlet and holding solid chemicals 4 removing a slime in the drain inlet, the apparatus 1 has a holding section 2 formed in an approximately doughnut disk-shaped form and a plurality of chemical housing bags 3 in which the water-soluble solid chemicals 4 are housed. In the slime-removing apparatus, the bags 3 are formed of a raw material having water permeability and flexibility and mounted on the inner periphery of the holding section 2, and sections placed on the sides inner than the edge section of the inner periphery of at least the holding section 2 are formed under the state in which the bags 3 are not connected mutually among the bags 3. COPYRIGHT: (C)2004,JPO
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