EP 0745006 A1 19961204 - PROCESS FOR THE TREATMENT OF CONTAMINATED LAND
Title (en)
PROCESS FOR THE TREATMENT OF CONTAMINATED LAND
Title (de)
VERFAHREN ZUR BEHANDLUNG VON KONTAMINIERTEN BÖDEN
Title (fr)
PROCEDE DE TRAITEMENT DE TERRE CONTAMINEE
Publication
Application
Priority
- GB 9500286 W 19950213
- GB 9402976 A 19940216
Abstract (en)
[origin: WO9522418A1] A process for the treatment of metal species contaminated land or soil which includes the steps of treating the land or soil to convert the metal species into metal sulphate and thereafter treating the land or soil to convert the metal sulphate contained therein by a biochemical process to convert the same to insoluble metal sulphide.
IPC 1-7
IPC 8 full level
A62D 3/02 (2007.01); A62D 3/33 (2007.01); B09C 1/02 (2006.01); B09C 1/08 (2006.01); B09C 1/10 (2006.01); C02F 3/34 (2006.01); C02F 11/00 (2006.01); C22B 3/18 (2006.01); C22B 7/00 (2006.01); A62D 101/43 (2007.01)
CPC (source: EP)
A62D 3/33 (2013.01); B09C 1/02 (2013.01); B09C 1/10 (2013.01); C02F 3/345 (2013.01); C02F 11/004 (2013.01); C22B 3/18 (2013.01); A62D 2101/43 (2013.01); A62D 2203/02 (2013.01); A62D 2203/10 (2013.01); Y02P 10/20 (2015.11)
Citation (search report)
See references of WO 9522418A1
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 9522418 A1 19950824; AU 1587495 A 19950904; CA 2183584 A1 19950824; CN 1146169 A 19970326; CZ 241796 A3 19961211; EP 0745006 A1 19961204; GB 9402976 D0 19940406; JP H09508573 A 19970902; MX 9603460 A 19971231; ZA 951284 B 19951023
DOCDB simple family (application)
GB 9500286 W 19950213; AU 1587495 A 19950213; CA 2183584 A 19950213; CN 95192575 A 19950213; CZ 241796 A 19950213; EP 95907785 A 19950213; GB 9402976 A 19940216; JP 52083495 A 19950213; MX 9603460 A 19950213; ZA 951284 A 19950216