| 发明名称 |
POLYMERIC SCALE INHIBITORS |
| 摘要 |
<p>Copolymers of acrylic acid and methacrylic acid are disclosed which are capable of stabilizing calcium and barium salts under conditions of high pH and elevated temperatures. They are particularly useful for treating waters used in the secondary recovery of petroleum.</p> |
| 申请公布号 |
CA1097555(A) |
申请公布日期 |
1981.03.17 |
| 申请号 |
CA19770286450 |
申请日期 |
1977.09.09 |
| 申请人 |
NALCO CHEMICAL COMPANY |
发明人 |
WATSON, JAMES D.;STANFORD, JAMES R. |
| 分类号 |
C11D7/22;(IPC1-7):11D7/22;09K7/02 |
主分类号 |
C11D7/22 |
| 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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