| 发明名称 |
FILTRATION MEDIUM COMPRISING NITROGEN AND SULFUR |
| 摘要 |
Described herein is a filtration medium and method for treating a chloramine-containing liquid. The active chloramine removal material comprises carbon, nitrogen, and sulfur, and the sum of the sulfur and nitrogen in the active chloramine removal material is at least 4.0 mass %. |
| 申请公布号 |
US2016167982(A1) |
申请公布日期 |
2016.06.16 |
| 申请号 |
US201314428525 |
申请日期 |
2013.03.14 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
Stouffer Mark R.;McLarty Steven D.;Moreno Angela M.;Siedle Allen R.;Wood Thomas E.;Doyle Meredith McMurdo |
| 分类号 |
C02F1/28;B01J20/20 |
主分类号 |
C02F1/28 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A liquid filtration device comprising:
a vessel for treating a chloramine-containing liquid, wherein the vessel contains an active chloramine removal material and wherein the active chloramine removal material comprises carbon, nitrogen, and greater than 1.2 mass % sulfur, and the sum of the sulfur and nitrogen in the active chloramine removal material is at least 4.0 mass %. |
| 地址 |
St. Paul MN US |
