| 发明名称 |
High Temperature Carbon Dioxide Corrosion Inhibitor |
| 摘要 |
The present application relates to a high temperature carbon dioxide corrosion inhibitor comprising the following components by mass percent: amide compound 15˜50%, organic alkynol 10˜25%, mercaptan acid 5˜15%, piperidine 5˜25%, mercaptopyridine 5˜15%, and solvent 25˜60%. The corrosion inhibitor has excellent corrosion inhibition for CO2 corrosion of oil field water system at a high temperature (150˜250° C.). |
| 申请公布号 |
US2015069301(A1) |
申请公布日期 |
2015.03.12 |
| 申请号 |
US201314065533 |
申请日期 |
2013.10.29 |
| 申请人 |
China Oilfield Services Limited ;China National Offshore Oil Corporation |
发明人 |
Sun Yongtao;Ma Zenghua;Liu Huajun;Wang Tong;Lin Tao;Liu Haitao;Wang Shaohua;Sun Yubao |
| 分类号 |
C23F11/16;C23F11/12;C23F11/14 |
主分类号 |
C23F11/16 |
| 代理机构 |
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代理人 |
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| 主权项 |
1. A high temperature carbon dioxide corrosion inhibitor, characterized in that, the corrosion inhibitor comprises the following components by mass percent:amide compound15~50% organic alkynol10~25% mercaptan acid5~15%piperidine5~25%mercaptopyridine5~15%solvent25~60%. |
| 地址 |
Hebei CN |
