发明名称 |
Filter cartridge for gravity-fed water treatment devices |
摘要 |
A filter cartridge for a gravity-fed water treatment device having a porous particulate filter disposed therein. The porous particulate filter has an open upper end, a closed lower end, and sidewalls therebetween. Water is treated as it flows through the sidewalls of the filter. The cartridge also contains granular media disposed within the porous particulate filter.
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申请公布号 |
US6290848(B1) |
申请公布日期 |
2001.09.18 |
申请号 |
US19970843458 |
申请日期 |
1997.04.16 |
申请人 |
PUR WATER PURIFICATION PRODUCTS, INC. |
发明人 |
TANNER JOHN D.;EMMONS DAVID J. |
分类号 |
B01D39/06;B01D24/02;B01D24/10;B01D27/00;B01D29/31;C02F1/00;C02F1/28;C02F1/42;(IPC1-7):B01D24/100 |
主分类号 |
B01D39/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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