(19)
(11) EP 1 608 816 A2

(12)

(88) Date of publication A3:
03.03.2005

(43) Date of publication:
28.12.2005 Bulletin 2005/52

(21) Application number: 04749560.1

(22) Date of filing: 31.03.2004
(51) International Patent Classification (IPC)7E02B 15/06
(86) International application number:
PCT/US2004/009837
(87) International publication number:
WO 2004/090243 (21.10.2004 Gazette 2004/43)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL LT LV MK

(30) Priority: 01.04.2003 US 459824 P

(71) Applicant: Gunderboom, Inc.
Anchorage,Alaska 99515 (US)

(72) Inventor:
  • DREYER, Harold, B.
    Anchorage, AK 99515 (US)

(74) Representative: Wood, Graham 
Bailey Walsh & Co L.L.P., 5 York Place
Leeds LS1 2SD
Leeds LS1 2SD (GB)

   


(54) BOOM SYSTEM FOR WATER FILTRATION IN SHALLOW WATER