EP 1077766 A1 20010228 - PURIFICATION ELEMENTS AND PACKS
Title (en)
PURIFICATION ELEMENTS AND PACKS
Title (de)
REINIGUNGSELEMENTE UND PATRONEN
Title (fr)
TAMPONS ET ELEMENTS DE PURIFICATION
Publication
Application
Priority
- US 9909572 W 19990503
- US 8409598 P 19980504
Abstract (en)
[origin: WO9956871A1] The disclosure describes a purification pack and a purification element, each including a sorbing medium. In various embodiments: the sorbing medium may comprise a copolymer or a derivative thereof, the copolymer having recurring units of an unsaturated monomer having at least one pendant carboxylic acid or carboxylic acid derivative, and an olefin comonomer; the sorbing medium may comprise a fibrous sorbing medium, the fibers including a polymer or a derivative thereof, the polymer having recurring units of an unsaturated monomer having at least one pendant carboxylic acid or carboxylic acid derivative; the purification pack may comprise a sorbing medium and a drainage layer adjacent to the sorbing medium; and/or the purification pack may comprise an upstream drainage layer, a sorbing medium and the filter medium are in fluid communication with each other and are interposed between the upstream and downstream drainage layers.
IPC 1-7
B01J 20/26; B01D 29/11; B01D 29/21; B01D 39/18; B01D 39/20; B01D 39/16
IPC 8 full level
B01D 29/11 (2006.01); B01D 39/16 (2006.01); B01D 39/18 (2006.01); B01D 39/20 (2006.01); B01J 20/26 (2006.01)
CPC (source: EP)
B01D 29/111 (2013.01); B01D 29/213 (2013.01); B01D 39/083 (2013.01); B01D 39/086 (2013.01); B01D 39/1623 (2013.01); B01D 39/18 (2013.01); B01D 39/202 (2013.01); B01J 20/26 (2013.01); B01D 2201/0407 (2013.01); B01D 2239/04 (2013.01); B01D 2239/0464 (2013.01); B01D 2239/0478 (2013.01); B01D 2239/065 (2013.01); B01D 2239/0654 (2013.01)
Citation (search report)
See references of WO 9956871A1
Designated contracting state (EPC)
BE CH DE ES FR GB IT LI NL SE
DOCDB simple family (publication)
WO 9956871 A1 19991111; AU 3876599 A 19991123; EP 1077766 A1 20010228
DOCDB simple family (application)
US 9909572 W 19990503; AU 3876599 A 19990503; EP 99921594 A 19990503