Global Patent Index - EP 1132458 A3

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

EP 1132458 A3 20010919 (EN)

Application

EP 01108244 A 19950208

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

C11D 3/34; C11D 3/39; C11D 3/02

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)

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