EP 1879834 A1 20080123 - USE OF POLYSACCHARIDES IN ORDER TO ELIMINATE HEAVY METALS IN THE FORM OF ANIONS FROM WATER
Title (en)
USE OF POLYSACCHARIDES IN ORDER TO ELIMINATE HEAVY METALS IN THE FORM OF ANIONS FROM WATER
Title (de)
VERWENDUNG VON POLYSACCHARIDEN ZUR ELIMINIERUNG VON SCHWERMETALLEN IN FORM VON ANIONEN AUS WASSER
Title (fr)
UTILISATION DE POLYSACCHARIDES POUR ELIMINER LES METAUX LOURDS CONTENUS SOUS LA FORME D'ANIONS DANS LES EAUX
Publication
Application
Priority
- FR 2006000889 W 20060421
- FR 0504295 A 20050428
Abstract (en)
[origin: WO2006114501A1] The invention relates to a simple method of purifying water loaded with heavy metals in the form of anions. The inventive method is based on the use of a composition containing at least one polysaccharide, such as starches or vegetable gums.
IPC 8 full level
C02F 1/28 (2006.01); B01J 41/16 (2006.01); C02F 1/52 (2006.01); C02F 1/56 (2006.01); C02F 101/20 (2006.01)
CPC (source: EP KR US)
B01J 20/26 (2013.01 - EP KR US); B01J 20/262 (2013.01 - EP KR US); B01J 41/16 (2013.01 - EP KR US); C02F 1/286 (2013.01 - EP KR US); C02F 1/42 (2013.01 - KR); C02F 1/5263 (2013.01 - EP KR US); C02F 1/56 (2013.01 - EP KR US); C02F 1/62 (2013.01 - KR); C08B 31/006 (2013.01 - EP US); C08J 3/28 (2013.01 - EP KR US); C08L 1/02 (2013.01 - EP US); C08L 1/10 (2013.01 - EP US); C08L 3/02 (2013.01 - EP KR US); C08L 3/06 (2013.01 - EP KR US); C08L 5/00 (2013.01 - EP US); C02F 1/42 (2013.01 - EP US); C02F 2101/20 (2013.01 - EP KR US); C08J 2301/02 (2013.01 - EP US); C08J 2301/10 (2013.01 - EP KR US); C08J 2303/02 (2013.01 - EP US); C08J 2303/06 (2013.01 - EP US); C08J 2305/00 (2013.01 - EP US)
Citation (search report)
See references of WO 2006114501A1
Citation (examination)
CRINI G: "Recent developments in polysaccharide-based materials used as adsorbents in wastewater treatment", PROGRESS IN POLYMER SCIENCE, PERGAMON PRESS, OXFORD, GB, vol. 30, no. 1, 1 January 2005 (2005-01-01), pages 38 - 70, XP004745821, ISSN: 0079-6700, DOI: 10.1016/J.PROGPOLYMSCI.2004.11.002
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2006114501 A1 20061102; CA 2607452 A1 20061102; CN 101166694 A 20080423; EP 1879834 A1 20080123; FR 2885125 A1 20061103; FR 2885125 B1 20071109; KR 20070116274 A 20071207; KR 20110031390 A 20110325; US 2009272693 A1 20091105
DOCDB simple family (application)
FR 2006000889 W 20060421; CA 2607452 A 20060421; CN 200680014538 A 20060421; EP 06755442 A 20060421; FR 0504295 A 20050428; KR 20077024822 A 20071026; KR 20117003656 A 20060421; US 91933806 A 20060421