EP 1132458 A3 20010919 - Limescale removing compositions
Title (en)
Limescale removing compositions
Title (de)
Zusammensetzungen zum Entfernen von Kalkstein
Title (fr)
Compositions de détartrage
Publication
Application
Priority
- EP 01108244 A 19950208
- EP 95200309 A 19950208
Abstract (en)
[origin: EP1132458A2] The present invention provides the use of an arylsulfonic acid selected from a specific group, in an aqueos composition, for removing limescale.
IPC 1-7
IPC 8 full level
C11D 3/02 (2006.01); C11D 3/34 (2006.01); C11D 3/39 (2006.01)
CPC (source: EP)
C11D 3/3418 (2013.01)
Citation (search report)
- [A] EP 0265979 A2 19880504 - AKZO NV [NL]
- [A] EP 0601792 A1 19940615 - JEYES GROUP PLC [GB]
- [A] EP 0199385 A2 19861029 - UNILEVER NV [NL], et al
- [A] EP 0271189 A2 19880615 - CLOROX CO [US] & US 4895669 A 19900123 - CHOY CLEMENT K [US], et al
- [PA] EP 0666303 A1 19950809 - PROCTER & GAMBLE [US]
- [DA] EP 0271791 A2 19880622 - HENKEL KGAA [DE]
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE
DOCDB simple family (publication)
EP 1132458 A2 20010912; EP 1132458 A3 20010919; EP 1132458 B1 20050119; AT E287440 T1 20050215; DE 69524559 D1 20020124; DE 69524559 T2 20020822; DE 69533947 D1 20050224; DE 69533947 T2 20051222; ES 2164740 T3 20020301; ES 2236072 T3 20050716
DOCDB simple family (application)
EP 01108244 A 19950208; AT 01108244 T 19950208; DE 69524559 T 19950208; DE 69533947 T 19950208; ES 01108244 T 19950208; ES 95200309 T 19950208