EP 0364030 A1 19900418 - Synergistic compositions and method for inhibiting carbon steel corrosion in aqueous systems.
Title (en)
Synergistic compositions and method for inhibiting carbon steel corrosion in aqueous systems.
Title (de)
Synergistische Gemische und Verfahren zur Verhinderung der Korrosion an Kohlenstoffhaltigem Stahl in wässrigen Systemen.
Title (fr)
Compositions synergiques et procédé pour l'inhibition de la corrosion de l'acier au carbone dans des systèmes aqueux.
Publication
Application
Priority
US 25528788 A 19881011
Abstract (en)
This invention relates to synergistic compositions and a method for inhibiting carbon steel corrosion in aqueous systems which comprises treating said aqueous systems with compositions comprising a phosphorus containing compound and borate and optionally, a copolymer, acrylic acid/2-acrylamide-2-methyl propyl sulfonic acid (AA/AMPS).
IPC 1-7
IPC 8 full level
C02F 5/14 (2006.01); C02F 5/00 (2006.01); C02F 5/08 (2006.01); C02F 5/10 (2006.01); C02F 5/12 (2006.01); C09K 15/32 (2006.01); C23F 11/08 (2006.01); C23F 11/18 (2006.01)
CPC (source: EP)
C23F 11/08 (2013.01); C23F 11/188 (2013.01)
Citation (search report)
- [X] WO 8200665 A1 19820304 - HENKEL KGAA [DE], et al
- [X] GB 1386718 A 19750312 - BETZ LABORATORIES
- [XP] EP 0307309 A1 19890315 - FRANCE ETAT [FR]
- [A] US 4717542 A 19880105 - MITCHELL WAYNE A [US]
- [A] EP 0225051 A1 19870610 - GRACE W R & CO [US]
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0364030 A1 19900418; AU 4275289 A 19900426; JP H02166287 A 19900626
DOCDB simple family (application)
EP 89202510 A 19891005; AU 4275289 A 19891010; JP 27056489 A 19891011