EP 0592118 A1 19940413 - Method of controlling corrosion and biological matter in copper and copper alloy cooling water systems.
Title (en)
Method of controlling corrosion and biological matter in copper and copper alloy cooling water systems.
Title (de)
Verfahren zur Korrosion- und biologischen Substanzkontrolle in Kühlwassersystemen aus Kupfer und Kupferlegierung.
Title (fr)
Méthode pour contrÔler la corrosion et les matières biologiques dans des systèmes d'eau en cuivre et en alliage de cuivre.
Publication
Application
Priority
US 95855392 A 19921008
Abstract (en)
A method of controlling corrosion of copper and copper alloys in cooling water systems being treated with oxidizing biocides wherein a low level of triazole is maintained in the presence of the oxidizing biocide into a cooling water system.
IPC 1-7
IPC 8 full level
C02F 1/50 (2006.01); C02F 1/76 (2006.01); C23F 11/00 (2006.01); C23F 11/14 (2006.01)
CPC (source: EP)
C23F 11/149 (2013.01)
Citation (search report)
- [X] EP 0478247 A2 19920401 - CALGON CORP [US]
- [X] EP 0462809 A1 19911227 - CALGON CORP [US]
- [A] EP 0479572 A2 19920408 - BETZ EUROP INC [US]
- [A] GB 933979 A 19630814 - ICI LTD
Designated contracting state (EPC)
DE GB IT
DOCDB simple family (publication)
EP 0592118 A1 19940413; EP 0592118 B1 19960731; BR 9304164 A 19940412; DE 69303874 D1 19960905; DE 69303874 T2 19970130; JP H06212459 A 19940802
DOCDB simple family (application)
EP 93307345 A 19930917; BR 9304164 A 19931007; DE 69303874 T 19930917; JP 24231793 A 19930929