Patent ID: 9446970
Filing Date: 2016-09-20
CPC Classification: B01D,C02F,Y02W,Y10T

Claim Text:
1. A membrane module unit, comprising: a plurality of membrane modules coupled together in parallel by a coupling unit; a sheet filter membrane; and at least one holding frame member that holds the filter membrane at two opposed sides of a peripheral edge of the filter membrane, the at least one holding frame member having a water collection passage inside thereof and protruding laterally more than both side ends of the filter membrane, wherein the coupling unit clamps the at least one holding frame member at the same sides of the filter membranes together by two opposed clamping members, the clamping members are vertically opposed to each other at one end of each holding frame member that protrudes laterally more than both side ends of the filter membrane, and wherein said coupling unit comprises said two opposed clamping members such that said clamping members are opposed to each other at one end of each holding frame member that protrudes laterally more than both side ends of a supporting frame members or a hollow fiber membrane bundle thereby connecting a plurality of the hollow fiber membrane modules in parallel and a fastening unit that couples the two opposed clamping members together.