Global Patent Index - EP 1373149 A1

EP 1373149 A1 20040102 - COMPOSITION THAT CAN BE USED FOR CONDITIONING SLUDGE

Title (en)

COMPOSITION THAT CAN BE USED FOR CONDITIONING SLUDGE

Title (de)

ZUSAMMENSETZUNG ZUR KONDITIONIERUNG VON SCHLAMM

Title (fr)

COMPOSITION UTILISABLE POUR LE CONDITIONNEMENT DE BOUES

Publication

EP 1373149 A1 20040102 (FR)

Application

EP 02720080 A 20020325

Priority

  • FR 0201032 W 20020325
  • FR 0104511 A 20010323

Abstract (en)

[origin: WO02076894A1] The invention relates to a composition which can be used for conditioning sludge and which is obtained by mixing an aqueous solution containing a cationic polyelectrolyte with an aqueous solution containing a mineral cation having a charge greater than or equal to 2 and with an aqueous solution containing an amphoteric or anionic surfactant.

IPC 1-7

C02F 11/14; C02F 1/56; C02F 1/52; C02F 1/54

IPC 8 full level

C02F 1/52 (2006.01); C02F 1/54 (2006.01); C02F 1/56 (2006.01); C02F 11/148 (2019.01); C02F 1/66 (2006.01)

CPC (source: EP US)

C02F 1/5245 (2013.01 - EP); C02F 1/547 (2013.01 - EP); C02F 1/56 (2013.01 - EP US); C02F 11/148 (2018.12 - EP US); C02F 1/66 (2013.01 - EP); C02F 2103/28 (2013.01 - EP); C02F 2103/32 (2013.01 - EP)

Citation (search report)

See references of WO 02076894A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

DOCDB simple family (publication)

WO 02076894 A1 20021003; EP 1373149 A1 20040102; FR 2824752 A1 20021122; FR 2824752 B1 20041029

DOCDB simple family (application)

FR 0201032 W 20020325; EP 02720080 A 20020325; FR 0104511 A 20010323