(19)
(11) EP 1 409 416 A1

(12)

(43) Date of publication:
21.04.2004 Bulletin 2004/17

(21) Application number: 02707797.3

(22) Date of filing: 15.02.2002
(51) International Patent Classification (IPC)7C02F 1/461, E04H 4/12
(86) International application number:
PCT/US2002/004616
(87) International publication number:
WO 2002/064511 (22.08.2002 Gazette 2002/34)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 15.02.2001 US 269048 P
02.04.2001 US 280913 P

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

(72) Inventors:
  • TREMBLAY, Mario, Elmen
    West Chester, OH 45069 (US)
  • SMITH, Graeme, Douglas, Telfer
    Cincinnati, OH 45209 (US)
  • MOESE, Rosa, Laura
    West Chester, OH 45069 (US)
  • RASMUSSEN, Craig, Merillat
    Loveland, OH 45140 (US)
  • NESBITT, Daniel, Frederick
    Cincinnati, OH 45249 (US)

(74) Representative: Clemo, Nicholas Graham et al
Procter & GamblePatent DepartmentTechnical Centres Limited,Rusham Park,Whitehall Lane
Egham, Surrey TW20 9NW
Egham, Surrey TW20 9NW (GB)

   


(54) BUOYANT ELECTROLYSIS DEVICE FOR TREATING A RESERVOIR OF WATER