Patent ID: 9511328
Filing Date: 2016-12-06
CPC Classification: B01D

Claim Text:
1. A method for sealing a membrane module, comprising: placing a sealing ring having a T-shaped cross section between a head plate configured to hold a tube bundle and a mounting ring configured to hold the head plate so that a first leg of the sealing ring is in contact with a circumferential surface of the mounting ring and a circumferential surface of the head plate and a second leg of the sealing ring is in contact with an axial surface of the head plate; placing an auxiliary ring against the sealing ring so that the second leg of the sealing ring is in contact with an axial surface of the auxiliary ring and a third leg of the sealing ring is in contact with a circumferential surface of the auxiliary ring and the circumferential surface of the mounting ring; causing the first leg of the sealing ring to circumferentially seal at least a portion of the head plate; and causing the second leg of the sealing ring to axially seal at least the portion of the head plate.