| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for treating a hydrocarbon including stratum which can reduce the amount of a treatment liquid needed for removing brine and liquid hydrocarbon in the hydrocarbon including stratum, a method for recovering hydrocarbon, and a composition for treating the hydrocarbon including stratum which can remove brine and liquid hydrocarbon in the hydrocarbon including stratum with a small used amount.SOLUTION: There are provided a composition for treating a hydrocarbon including stratum which includes a specific fluorine-containing surface active agent and a specific solvent, a method for treating the hydrocarbon including stratum which comprises the step of injecting the composition in the hydrocarbon including stratum, and a method for recovering hydrocarbon from the hydrocarbon including stratum after the method for treating the hydrocarbon including stratum is conducted. |
