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(11)

EP 1 866 060 A1

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(43) Date of publication: 19.12.2007 Bulletin 2007/51 (21) Application number: 05856403.0 (22) Date of filing: 29.09.2005

(51) International Patent Classification (IPC):  B01D 53/78(2006.01) (86) International application number: PCT/KR2005/003233 (87) International publication number: WO 2006/104304 (05.10.2006 Gazette 2006/40)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 29.03.2005 KR 20050026074 (71) Applicant: Dai Sung Environment Engineering Co., Ltd. Gyeonggi-do 464-863 (KR)	(72) Inventors: LEE, In Seob Gyeonggi-do 464-863 (KR) KIM, Hern 306-1702 Hanil A.p.t., Hansoltown Gyeonggi-do 463-915 (KR) YANG, Mi Hye B-1718 Baekgung Orient Paragon, 17-2 Gyeonggi-do 463-842 (KR) (74) Representative: Beier, Ralph  Patentanwalt, Akademiestrasse 7 80799 München 80799 München (DE)