发明名称 |
PETROLEUM RECOVERY PROCESS AND SYSTEM |
摘要 |
A system and process are provided for recovering petroleum from a formation. An oil recovery formulation comprising at least 75 mol % dimethyl sulfide that is first contact miscible with a liquid petroleum composition is introduced into a petroleum bearing formation, an oil immiscible formulation is introduced into the formation subsequent to introduction of the oil recovery formulation into the formation, and petroleum is produced from the formation. |
申请公布号 |
EP2867327(A1) |
申请公布日期 |
2015.05.06 |
申请号 |
EP20130808699 |
申请日期 |
2013.06.25 |
申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. |
发明人 |
MILAM, STANLEY NEMEC;FREEMAN, JOHN JUSTIN;TEGELAAR, ERIK WILLEM |
分类号 |
C09K8/58;E21B43/22 |
主分类号 |
C09K8/58 |
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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