(19)
(11) EP 0 626 995 A1

(12)

(43) Date of publication:
07.12.1994 Bulletin 1994/49

(21) Application number: 93905000.0

(22) Date of filing: 08.02.1993
(51) International Patent Classification (IPC): 
C11D 1/ 29( . )
C11D 1/ 94( . )
C11D 1/ 02( . )
C11D 1/ 52( . )
C11D 1/ 86( . )
C11D 3/ 02( . )
C11D 1/ 14( . )
C11D 1/ 75( . )
(86) International application number:
PCT/US1993/001156
(87) International publication number:
WO 1993/017084 (02.09.1993 Gazette 1993/21)
(84) Designated Contracting States:
DE ES FR GB IT

(30) Priority: 19.02.1992 JP 19920069607
30.03.1992 JP 19920074509

(71) Applicant: THE PROCTER & GAMBLE COMPANY
Cincinnati, Ohio 45202 (US)

(72) Inventors:
  • NAKAMURA ( OKABE ), Yuko
    Higashinada-ku, Kobe 658 (JP)
  • DAIKI, Mayumi
    Kyoto (JP)
  • OHTANI, Ryohei
    Ibaraki-shi, Osaka (JP)

(74) Representative: Gibson, Tony Nicholas, et al 
Procter & Gamble European Technical Center Temselaan 100
B-1853 Strombeek-Bever
B-1853 Strombeek-Bever (BE)

   


(54) AQUEOUS HARD SURFACE DETERGENT COMPOSITIONS CONTAINING CALCIUM IONS