发明名称 |
BIODEGRADABLE CHELANT FOR SURFACTANT FORMULATION |
摘要 |
The present disclosure provides a surfactant composition for use in treating and recovering oil from an oil-bearing subterranean formation. The surfactant composition includes a primary surfactant and a biodegradable chelant comprising ethylenediamine disuccinc acid and/or sodium salts thereof. The composition may be injected into one or more injection wells and into the subterranean formation and oil can then be subsequently recovered from one or more producing wells |
申请公布号 |
US2015218436(A1) |
申请公布日期 |
2015.08.06 |
申请号 |
US201314401565 |
申请日期 |
2013.09.16 |
申请人 |
Huntsman Petrochemical LLC |
发明人 |
Godavarthy Srinivasa S.;Lewis David C.;Biesmans Guy;Salazar Luis C.;Miller Farron W. |
分类号 |
C09K8/584;E21B43/16 |
主分类号 |
C09K8/584 |
代理机构 |
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代理人 |
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主权项 |
1. A surfactant composition for treating an oil-bearing subterranean formation comprising a primary surfactant and a biodegradable chelant comprising ethylenediamine disuccinc acid and/or sodium salts thereof. |
地址 |
The Woodlands TX US |