发明名称 |
HIGH PERFORMANCE FOAMS FOR UNLOADING GAS WELLS |
摘要 |
Mixtures of at least one nonionic surfactants and at least one ionic surfactant together with a gas create foams to aid the removal of produced hydrocarbon fluids from gas wells and pipelines. The foam-forming composition has superior performance in unloading liquids.
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申请公布号 |
US2008217009(A1) |
申请公布日期 |
2008.09.11 |
申请号 |
US20070682044 |
申请日期 |
2007.03.05 |
申请人 |
BAKER HUGHES INCORPORATED |
发明人 |
YANG JIANG |
分类号 |
E21B43/22 |
主分类号 |
E21B43/22 |
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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