EP 1597203 A1 20051123 - METHOD FOR REMOVING PHOSPHATE FROM WATER

Title (en)

METHOD FOR REMOVING PHOSPHATE FROM WATER

Title (de)

VERFAHREN ZUM ENTFERNUNG VON PHOSPHAT AUS WÄSSERN

Title (fr)

PROCEDE POUR EXTRAIRE LE PHOSPHATE DE L'EAU

Publication

EP 1597203 A1 20051123 (DE)

Application

EP 04710777 A 20040213

Priority

DE 2004000260 W 20040213
DE 10306125 A 20030214

Abstract (en)

[origin: WO2004071969A1] The invention relates to a method for removing phosphorus compounds from water. Said method is characterised in that the water is brought into contact with an anionic polymer, which contains a cation or cations selected from the earth alkaline metal ions Fe <2+>, Fe <3+>, AI<3+>, V<5+>, NH4<+>, C<r3+>, Co<2+>, Cd <2+>, Cu<2+>, Pb<2+>, Mn<2+>, Ag<+>, Sn<2+>, Zn<2+>.

IPC 1-7

C02F 1/56; C02F 3/34

IPC 8 full level

C02F 1/56 (2006.01); C02F 3/34 (2006.01)

CPC (source: EP)

C02F 1/56 (2013.01); C02F 3/34 (2013.01); C02F 2101/105 (2013.01)

Citation (search report)

See references of WO 2004071969A1

Designated contracting state (EPC)

DE FR IT

DOCDB simple family (publication)

WO 2004071969 A1 20040826; DE 10327199 A1 20040826; EP 1597203 A1 20051123

DOCDB simple family (application)

DE 2004000260 W 20040213; DE 10327199 A 20030617; EP 04710777 A 20040213