| 发明名称 |
Ammonium salts of polymaleic acids and use as corrosion inhibitors in water-in-oil emulsions |
| 摘要 |
The subject invention relates to salts of polymaleic acids having a molecular weight between 200 and 1500 and to their use in preventing the corrosion of metal caused by hydrogen sulfide and carbon dioxide in water-in-oil emulsions such as crude oil.
|
| 申请公布号 |
US4436639(A) |
申请公布日期 |
1984.03.13 |
| 申请号 |
US19820376284 |
申请日期 |
1982.05.10 |
| 申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
OPPENLAENDER, KNUT;STORK, KARL;BARTHOLD, KLAUS |
| 分类号 |
C09K8/54;C23F11/173;(IPC1-7):C09K7/02;C23F11/14 |
主分类号 |
C09K8/54 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
