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1. (WO2017058496) FILTER ASSEMBLY INCLUDING SPIRAL WOUND MODULE, BRINE SEAL AND END CAP

Pub. No.:    WO/2017/058496    International Application No.:    PCT/US2016/051210
Publication Date: Fri Apr 07 01:59:59 CEST 2017 International Filing Date: Tue Sep 13 01:59:59 CEST 2016
IPC: B01D 63/10
B01D 65/00
B01D 61/02
Applicants: DOW GLOBAL TECHNOLOGIES LLC
Inventors: JONS, Steven D.
Title: FILTER ASSEMBLY INCLUDING SPIRAL WOUND MODULE, BRINE SEAL AND END CAP
Abstract:
A filter assembly adapted for insertion into an inner chamber of a pressure vessel, wherein the assembly includes: a spiral wound membrane module (2) comprising at least one membrane envelope (4) and feed spacer sheet (6) concentrically wound about a central permeate tube (8) extending along an axis (X) forming an inlet scroll face (30) and outlet scroll face (32) and a cylindrical outer peripheral surface (38), an end cap (33) having a surface (72) covering a portion of the inlet scroll face (30) and at least one opening (76) in the end cap surface (72) near the permeate tube for permitting fluid to flow through the inlet scroll face (30) and into the feed spacer sheet (6) of the module (2), and a brine seal (65) having a radially extending flexible lip (70) defining a maximum outer diameter adapted to engage the inner chamber of the pressure vessel; wherein the brine seal is sealed to the end cap (33).