EP 0574431 B1 19951220 - METHOD OF CLEANING CARPETS
Title (en)
METHOD OF CLEANING CARPETS
Title (de)
VERFAHREN ZUR TEPPICHREINIGUNG
Title (fr)
PROCEDE POUR LE NETTOYAGE DE TAPIS ET MOQUETTES
Publication
Application
Priority
- DE 4107118 A 19910306
- EP 9200427 W 19920227
Abstract (en)
[origin: WO9215662A1] In this method, fitted carpets are cleaned by spray extraction using an aqueous surfactant solution containing, in addition to synthetic surfactants, 0,005 to 0,2 % by wt. of a water-soluble salt of a fatty acid with 12 to 18 C-atoms, preferably ammonium salts.
IPC 1-7
IPC 8 full level
C11D 1/37 (2006.01); C11D 1/83 (2006.01); C11D 3/00 (2006.01); C11D 10/04 (2006.01); C11D 1/02 (2006.01); C11D 1/14 (2006.01); C11D 1/29 (2006.01); C11D 1/66 (2006.01); C11D 1/722 (2006.01)
CPC (source: EP)
C11D 1/37 (2013.01); C11D 1/83 (2013.01); C11D 3/0031 (2013.01); C11D 10/04 (2013.01); C11D 1/02 (2013.01); C11D 1/146 (2013.01); C11D 1/29 (2013.01); C11D 1/66 (2013.01); C11D 1/722 (2013.01)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
WO 9215662 A1 19920917; AT E131861 T1 19960115; DE 4107118 A1 19920910; DE 59204768 D1 19960201; DK 0574431 T3 19960506; EP 0574431 A1 19931222; EP 0574431 B1 19951220; ES 2081100 T3 19960216; GR 3018508 T3 19960331
DOCDB simple family (application)
EP 9200427 W 19920227; AT 92905154 T 19920227; DE 4107118 A 19910306; DE 59204768 T 19920227; DK 92905154 T 19920227; EP 92905154 A 19920227; ES 92905154 T 19920227; GR 950403628 T 19951221