(19)

(11)

EP 0 759 107 A1

(12)

(43) Date of publication: 26.02.1997 Bulletin 1997/09 (21) Application number: 95915079.0 (22) Date of filing: 10.04.1995

(51) International Patent Classification (IPC):  B09C 1/ 00( . ) E02D 3/ 115( . ) E02B 3/ 02( . ) F25C 1/ 08( . ) (86) International application number: PCT/CA1995/000193 (87) International publication number: WO 1995/027830 (19.10.1995 Gazette 1995/45)

(84) Designated Contracting States: AT BE DE ES FR GB IT LU NL (30) Priority: 11.04.1994 CA 19942121014 15.12.1994 US 19940356687 07.04.1995 CA 19952146625 (71) Applicant: Eriksson, Lars Leander Port Hope Ontario L1A 1W6 (CA)	(72) Inventor: Eriksson, Lars Leander Port Hope Ontario L1A 1W6 (CA) (74) Representative: Burke, Steven David, et al  R.G.C. Jenkins & Co. 26 Caxton Street London SW1H 0RJ London SW1H 0RJ (GB)