(19)
(11) EP 0 690 775 A1

(12)

(43) Date of publication:
10.01.1996 Bulletin 1996/02

(21) Application number: 93900207.0

(22) Date of filing: 22.12.1992
(51) International Patent Classification (IPC): 
B28B 1/ 08( . )
B28B 15/ 00( . )
B28B 5/ 02( . )
B28B 23/ 02( . )
(86) International application number:
PCT/FI1992/000356
(87) International publication number:
WO 1993/012918 (08.07.1993 Gazette 1993/16)
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB IE IT LI NL PT SE

(30) Priority: 23.12.1991 FI 19910006098

(71) Applicant: ACOTEC OY
SF-15860 Hollola 2 (FI)

(72) Inventors:
  • TAMMINEN, Vesa
    SF-15870 Hollola (FI)
  • MIKKOLA, Heikki
    SF-16300 Orimattila (FI)

(74) Representative: Siebmanns, Hubertus 
Gotapatent AB, Box 154
S-561 22 Huskvarna
S-561 22 Huskvarna (SE)

   


(54) METHOD AND APPARATUS FOR MANUFACTURING CONCRETE ELEMENTS