Global Patent Index - EP 0592118 B1

EP 0592118 B1 19960731 - 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 Korrosions- und biologischen Substanzkontrolle in Kühlwassersystemen aus Kupfer und Kupferlegierungen

Title (fr)

Méthode pour contrÔler la corrosion et les matières biologiques dans des systèmes d'eau en cuivre et en alliage de cuivre

Publication

EP 0592118 B1 19960731 (EN)

Application

EP 93307345 A 19930917

Priority

US 95855392 A 19921008

Abstract (en)

[origin: EP0592118A1] 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

C23F 11/14

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)

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