EP 0972001 A1 20000119 - SEPARATION OF HEAVY METALS AND MATERIALS FOR USE IN THIS
Title (en)
SEPARATION OF HEAVY METALS AND MATERIALS FOR USE IN THIS
Title (de)
TRENNUNG VON SCHWERMETALLEN SOWIE HIERFÜR VERWENDETE MATERIALIEN
Title (fr)
SEPARATION DES METAUX LOURDS ET MATERIAUX UTILISES A CETTE FIN
Publication
Application
Priority
- EP 98901790 A 19980109
- EP 97870004 A 19970121
- US 9800591 W 19980109
Abstract (en)
[origin: EP0853986A1] The present invention concerns a method for separating heavy metals from contaminated substrates with compositions comprising [S,S]-EDDS.
IPC 1-7
IPC 8 full level
B09C 1/02 (2006.01); B09C 1/08 (2006.01); C02F 1/42 (2006.01); C02F 1/46 (2006.01); C02F 1/68 (2006.01); C02F 9/00 (2006.01); C11D 3/33 (2006.01); C22B 3/16 (2006.01); C22B 3/32 (2006.01); C22B 7/00 (2006.01)
CPC (source: EP KR)
B09C 1/02 (2013.01 - EP); C02F 1/26 (2013.01 - EP); C02F 1/683 (2013.01 - EP); C11D 3/33 (2013.01 - KR); C22B 3/165 (2013.01 - EP); C22B 3/32 (2021.05 - EP); C22B 7/006 (2013.01 - EP); C02F 1/5236 (2013.01 - EP); C02F 2001/007 (2013.01 - EP); C02F 2101/20 (2013.01 - EP); C02F 2303/16 (2013.01 - EP); Y02P 10/20 (2015.11 - EP)
Citation (search report)
See references of WO 9831779A1
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE
DOCDB simple family (publication)
EP 0853986 A1 19980722; AU 5822898 A 19980807; AU 737654 B2 20010823; CA 2277156 A1 19980723; EP 0972001 A1 20000119; JP 2001509734 A 20010724; KR 100371823 B1 20030211; KR 20000070324 A 20001125; NZ 503926 A 20030630; WO 9831779 A1 19980723; ZA 98311 B 19980717
DOCDB simple family (application)
EP 97870004 A 19970121; AU 5822898 A 19980109; CA 2277156 A 19980109; EP 98901790 A 19980109; JP 53447098 A 19980109; KR 19997006555 A 19990720; NZ 50392698 A 19980109; US 9800591 W 19980109; ZA 98311 A 19980114