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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0342613 (1989-04-24) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 100 인용 특허 : 7 |
An apparatus is disclosed for purification and/or sterilization or disinfection of water which has a head with water inlet and outlet openings and a housing secured in water tight relation to said head in which there is a cylindrical filter, preferably of activated charcoal. Between the filter and t
An apparatus for liquid treatment comprising in combination: a hollow elongate housing having an open end and a closed end, a hollow annular elongate liquid filtration means located within said housing and defining an annular shaped outer flow therethrough, said filtration means including an annular
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