(19)
(11) EP 0 960 240 A1

(12)

(43) Date of publication:
01.12.1999 Bulletin 1999/48

(21) Application number: 98902014.0

(22) Date of filing: 03.02.1998
(51) International Patent Classification (IPC): 
E01H 4/ 02( . )
(86) International application number:
PCT/FI1998/000098
(87) International publication number:
WO 1998/033986 (06.08.1998 Gazette 1998/31)
(84) Designated Contracting States:
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 03.02.1997 FI 19970000458

(71) Applicant: Mesamo OY
42100 Jämsä (FI)

(72) Inventors:
  • KIVELÄ, Antti
    FIN-42100 Jämsä (FI)
  • TÖRHÖNEN, Ilkka
    FIN-42100 Jämsä (FI)

(74) Representative: Hjelt, Pia Dorrit Helene, et al 
Borenius & Co Oy Ab, Kansakoulukuja 3
00100 Helsinki
00100 Helsinki (FI)

   


(54) APPARATUS AND METHOD FOR PREPARATION OF SNOW-LIKE MATERIAL