(19)
(11)
EP 0 356 452 A1
(12)
(43)
Date of publication:
07.03.1990
Bulletin 1990/10
(21)
Application number:
88903461.0
(22)
Date of filing:
14.04.1988
(51)
International Patent Classification (IPC):
F24H
1/
00
( . )
F24H
1/
18
( . )
F28D
7/
10
( . )
F24D
17/
00
( . )
F24J
2/
42
( . )
(86)
International application number:
PCT/SE1988/000192
(87)
International publication number:
WO 1988/008105
(
20.10.1988
Gazette 1988/23)
(84)
Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE
(30)
Priority:
14.04.1987
SE 19870001550
(71)
Applicant:
Scandinavian Solar AB
S-400 22 Göteborg (SE)
(72)
Inventors:
HULTMARK, Göran
S-421 76 Västra Frölunda (SE)
GRÄSLUND, Jonas
S-413 18 Göteborg (SE)
(74)
Representative:
Roth, Ernst Adolf Michael, et al
GÖTEBORGS PATENTBYRA AB Box 5005
S-402 21 Göteborg
S-402 21 Göteborg (SE)
(54)
A DEVICE FOR PREPARING HOT WATER BY MEANS OF AN EXTERNAL HEATING SOURCE