(19)
(11) EP 2 076 471 A1

(12)

(43) Date of publication:
08.07.2009 Bulletin 2009/28

(21) Application number: 07833347.3

(22) Date of filing: 15.10.2007
(51) International Patent Classification (IPC): 
C04B 18/04(2006.01)
(86) International application number:
PCT/KR2007/005038
(87) International publication number:
WO 2008/048025 (24.04.2008 Gazette 2008/17)
(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 MT NL PL PT RO SE SI SK TR

(30) Priority: 16.10.2006 KR 20060100130

(71) Applicant: Cho, Dai Youn
Chungju 380-150 (KR)

(72) Inventor:
  • Cho, Dai Youn
    Chungju 380-150 (KR)

(74) Representative: Pulieri, Gianluca Antonio 
Jacobacci & Partners S.p.A. Piazza dela Vittoria, 11
25122 Brescia
25122 Brescia (IT)

   


(54) THE MANUFACTURING METHOD OF CONSTRUCTION MATERIALS USING WATERWORKS SLUDGE