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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0226257 (1994-04-11) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 11 인용 특허 : 32 |
Disposable paper filters suitable for removal of contaminants from fluids such as water or air are disclosed. Specific embodiments include single-ply and multi-ply filters in which metal removal additives and/or halogen and organic contaminant removal additives have been distributed during the manuf
A composite paper filter ply comprising: a. between about 1% and about 20% by weight of halogen and organic contaminant removal additive distributed throughout said paper filter ply; b. between about 1% and about 20% by weight of metal cation removal additive distributed throughout said paper filter
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