发明授权
US09074123B2 Geminal zwitterionic surfactants as wettability modifiers in enhanced oil recovery processes 有权
Geminal两性离子表面活性剂作为增强油回收过程中的润湿性改性剂

Geminal zwitterionic surfactants as wettability modifiers in enhanced oil recovery processes
摘要:
Geminal zwitterionic surfactants based on bis-N-alkyl, bis-N-alkenyl, N-cycloalkyl or N-aryl bis-beta amino acids or salts thereof as wettability modifiers of rocks such as limestone, dolomite, sand, quartz or heterogeneous lithologies.
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