| 发明名称 |
Process for removal of dissolved hydrogen sulfide and reduction of sewage BOD in sewer or other waste systems |
| 摘要 |
Removal of dissolved hydrogen sulfide and a reduction in BOD is achieved by the addition of nitrate ions to waste systems in an amount sufficient to stimulate growth of bacteria which utilize dissolved hydrogen sulfide in their metabolism. Specifically, about 2.4 lbs. <INS-S DATE="20010522" ID="INS-S-00001">nitrate <INS-E ID="INS-S-00001">oxygen per lb. of sulfide is required.
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| 申请公布号 |
USRE37181(E1) |
申请公布日期 |
2001.05.22 |
| 申请号 |
US19980198506 |
申请日期 |
1998.11.24 |
| 申请人 |
U.S. FILTER CORPORATION |
发明人 |
HUNNIFORD DAVID J.;DAVIS H. FORBES |
| 分类号 |
C02F1/72;C02F3/02;C02F3/34;(IPC1-7):C02F3/00 |
主分类号 |
C02F1/72 |
| 代理机构 |
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