(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