Liquid purification or separation – Casing divided by membrane into sections having inlet – Each section having inlet
Reexamination Certificate
2011-06-28
2011-06-28
Fortuna, Ana M (Department: 1777)
Liquid purification or separation
Casing divided by membrane into sections having inlet
Each section having inlet
C210S474000, C210S475000, C222S189060, C222S189090, C222S212000, C222S215000
Reexamination Certificate
active
07967983
ABSTRACT:
This end-piece is of the type including two filtering membranes and support portions for supporting the membranes and channelling the fluid through the membranes. According to one aspect of the invention, it includes a connection portion which is moulded over the support portions in order to fix them together and the support portions include an upper support portion, a lower support portion and an intermediate support portion which is arranged between the upper support portion and the lower support portion, a membrane is retained between the upper support portion and the intermediate support portion and a membrane is retained between the intermediate support portion and the lower support portion and the membranes are overmoulded by the connection portion.
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patent: 5373972 (1994-12-01), Bystrom et al.
patent: 6207052 (2001-03-01), Webb
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patent: 2007/0164051 (2007-07-01), Mijers et al.
patent: 20 2004 009 721 (2004-08-01), None
patent: 1 495 747 (2005-01-01), None
French Search Report dated Aug. 22, 2008, from corresponding PCT application.
Fortuna Ana M
Rexam Pharma
Young & Thompson
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