(19)

(11)

EP 0 261 103 A1

(12)

(43) Date of publication: 30.03.1988 Bulletin 1988/13 (21) Application number: 85903421.0 (22) Date of filing: 14.06.1985

(51) International Patent Classification (IPC):  F28D 9/ 02( . ) F28F 3/ 08( . ) F28F 3/ 00( . ) (86) International application number: PCT/SE1985/000250 (87) International publication number: WO 1986/006463 (06.11.1986 Gazette 1986/24)

(84) Designated Contracting States: BE DE FR GB IT NL SE (30) Priority: 23.04.1985 SE 19850001955 (71) Applicant: ALFA-LAVAL THERMAL AB S-221 01 Lund (SE)	(72) Inventors: DAHLGREN, Arthur S-222 53 Lund (SE) KÄLLROT, Magnus S-223 52 Lund (SE) STRÖMBLAD, Mats S-237 Bjärred (SE)