| 发明名称 |
Polymers for preventing and removing scale in boilers |
| 摘要 |
Water-soluble ampholytic polymers formed by reacting a chloroacetic acid with ammonia epichlorohydrin copolymers are useful for preventing and removing scale from boilers.
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| 申请公布号 |
US4171988(A) |
申请公布日期 |
1979.10.23 |
| 申请号 |
US19780919533 |
申请日期 |
1978.06.26 |
| 申请人 |
NALCO CHEMICAL |
发明人 |
KNELLER, JAMES F;PHILLIPS, KENNETH G |
| 分类号 |
F28G9/00;(IPC1-7):B08B3/08 |
主分类号 |
F28G9/00 |
| 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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