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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0906049 (1992-06-26) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 43 인용 특허 : 0 |
A suction drainage control system wherein waste-treating material is released into a sealed chamber. The chamber comprises of a cover with a flexible liner sealed to and suspended therefrom. A normally closed reservoir is provided on an underside of the cover for storing the waste-treating material
A suction system for draining waste from a source, said suction system comprising: a sealed chamber that includes a flexible liner which is sealed at its upper end to a flat rigid cover, said cover including inlet and outlet means; a normally closed reservoir carried by said cover for storing a pred
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