EP 1153160 A1 20011114 - CLEANER COMPOSITION AND METHOD OF USE THEREOF
Title (en)
CLEANER COMPOSITION AND METHOD OF USE THEREOF
Title (de)
REINIGUNGSZUSAMMENSETZUNG UND -VERFAHREN
Title (fr)
COMPOSITION DE NETTOYAGE ET PROCEDE D'UTILISATION D'UNE TELLE COMPOSITION
Publication
Application
Priority
- US 0000513 W 20000202
- US 24544099 A 19990205
- US 40717399 A 19990928
Abstract (en)
[origin: WO0046423A1] Methods and compositions for removing iron oxide scale from metal surfaces. A combination of ethoxylated mercaptan and/or oxidized ethoxylated mercaptan and 1-hydroxyethylidene-1,1-diphosphonic acid is added to an aqueous system, such as a steam generating system, to remove scale from the metal surfaces.
IPC 1-7
IPC 8 full level
C11D 7/34 (2006.01); C11D 7/36 (2006.01); C11D 17/08 (2006.01); C23F 11/12 (2006.01); C23F 11/16 (2006.01); C23F 14/02 (2006.01); C23G 1/19 (2006.01); C23G 1/24 (2006.01); G21F 9/00 (2006.01)
CPC (source: EP KR)
C23G 1/19 (2013.01 - EP); C23G 1/24 (2013.01 - EP KR); G21F 9/004 (2013.01 - EP)
Citation (search report)
See references of WO 0046423A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0046423 A1 20000810; AU 2962400 A 20000825; CA 2361606 A1 20000810; EP 1153160 A1 20011114; JP 2002536545 A 20021029; KR 20010094757 A 20011101
DOCDB simple family (application)
US 0000513 W 20000202; AU 2962400 A 20000202; CA 2361606 A 20000202; EP 00908240 A 20000202; JP 2000597480 A 20000202; KR 20017009879 A 20010804