(19)

(11)

EP 0 954 658 A1

(12)

(43) Date of publication: 10.11.1999 Bulletin 1999/45 (21) Application number: 98900276.0 (22) Date of filing: 13.01.1998

(51) International Patent Classification (IPC):  E04C 5/ 06( . ) E05G 1/ 024( . ) E04H 9/ 04( . ) F41H 5/ 04( . ) (86) International application number: PCT/DK1998/000017 (87) International publication number: WO 1998/030769 (16.07.1998 Gazette 1998/28)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 13.01.1997 DK 19970000043 (71) Applicant: Aalborg Portland A/S 9100 Aalborg (DK)	(72) Inventor: BACHE, Hans, Henrik DK-9320 Hjallerup (DK) (74) Representative: Plougmann, Vingtoft & Partners A/S  Sankt Annae Plads 11, P.O. Box 3007 1021 Copenhagen K 1021 Copenhagen K (DK)