作者: Yasuhiro Sakaguchi , Junichi Koike , Takehisa Kubo
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摘要: A spirally-wound membrane-type separator module capable of reversing the direction liquid flow comprises an outer cylindrical pressure vessel, a membrane element disposed within said vessel and extending in axial thereof, plurality brine seals annular space defined between periphery inner each seal including ring-like portion fitted on cup-shaped flange sealingly engaging being arranged close to one another axis with portions directed opposite directions.