(19)

(11)

EP 1 266 185 A1

(12)

(43) Date of publication: 18.12.2002 Bulletin 2002/51 (21) Application number: 01914283.5 (22) Date of filing: 09.03.2001

(51) International Patent Classification (IPC)7: F42D 1/055 (86) International application number: PCT/SE0100/507 (87) International publication number: WO 0106/7031 (13.09.2001 Gazette 2001/37)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 10.03.2000 SE 0000802 (71) Applicant: DYNO NOBEL SWEDEN AB 713 82 Nora (SE)	(72) Inventors: HALLIN, Sune DECEASED (SE) WESTBERG, Jan S-713 30 Nora (SE) JÖNSSON, Elof S-713 33 Nora (SE) (74) Representative: Henningsson, Gunnar  AWAPATENT AB,Box 45086 104 30 Stockholm 104 30 Stockholm (SE)