| 发明名称 |
BOILER SCALE PREVENTION EMPLOYING HEDTA AS CHELANT |
| 摘要 |
An improved method of treating boiler water which employs an oxygen scavenging compound and a compound to control pH together with a chelating agent, wherein the chelating agent is hydroxyethylethylenediaminetriacetic acid. |
| 申请公布号 |
ZA8306490(B) |
申请公布日期 |
1985.04.24 |
| 申请号 |
ZA19830006490 |
申请日期 |
1983.09.01 |
| 申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
STEVEN LEO WALLACE;FREDDIE GRIFFIN, JR.;THORWALD JOHN TVEDT, JR. |
| 分类号 |
C02F5/00;C02F5/08;C02F5/10;C02F5/12;C23F11/08;C23F11/14;F28G9/00 |
主分类号 |
C02F5/00 |
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