| 发明名称 |
DIVALENT ION TOLERANT AROMATIC SULFONATES |
| 摘要 |
MFE-P-1483 Divalent ion tolerant aromatic sulfonate suitable for enhanced oil recovery characterized by the formula: where x = O to 4 R'= H or CH3 R - CH3(CH,2)y and y = 1 to 15. Preferably, the composition comprises of second compound characterized by the formula wherein R, x, y, and R' are the same as defined in claim 1. P:AFO
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| 申请公布号 |
CA2002485(A1) |
申请公布日期 |
1991.05.08 |
| 申请号 |
CA19892002485 |
申请日期 |
1989.11.08 |
| 申请人 |
LOZA, ROMAN;COOPER, ARTHUR J.;COFFEY, GERALD P. |
发明人 |
LOZA, ROMAN;COOPER, ARTHUR J.;COFFEY, GERALD P. |
| 分类号 |
C11D1/12;(IPC1-7):C11D1/12 |
主分类号 |
C11D1/12 |
| 代理机构 |
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| 主权项 |
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| 地址 |
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