发明名称 |
Anionic compositions for sludge prevention and control during acid stimulation of hydrocarbon wells |
摘要 |
This invention relates to anionic compositions, containing an alkyl aryl sulfonic acid or salt thereof, a nonethoxylated glycol and an acetylenic alcohol in an alkyl alcohol solvent, that have proved effective for controlling sludge and emulsion formation during acid stimulation and treatment of hydrocarbon wells.
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申请公布号 |
US5622921(A) |
申请公布日期 |
1997.04.22 |
申请号 |
US19930006602 |
申请日期 |
1993.01.21 |
申请人 |
NOWSCO WELL SERVICE, INC. |
发明人 |
DYER, RICHARD J. |
分类号 |
C09K8/74;(IPC1-7):C09K7/00 |
主分类号 |
C09K8/74 |
代理机构 |
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主权项 |
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地址 |
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