(19)

(11)

EP 0 697 090 A1

(12)

(43) Date of publication: 21.02.1996 Bulletin 1996/08 (21) Application number: 95911195.0 (22) Date of filing: 23.02.1995

(51) International Patent Classification (IPC):  F28F 1/ 30( . ) F28F 3/ 04( . ) F28F 1/ 32( . ) (86) International application number: PCT/DE1995/000239 (87) International publication number: WO 1995/023949 (08.09.1995 Gazette 1995/38)

(84) Designated Contracting States: BE DE ES FR GB IT NL (30) Priority: 03.03.1994 DE 19944406966 04.02.1995 DE 19951003766 (71) Applicant: GEA LUFTKÜHLER GmbH D-44809 Bochum (DE)	(72) Inventor: KRÖGER, Detlev, Gustav Stellenbosch 7600 (ZA) (74) Representative: Bockermann, Rolf, Dipl.-Ing.  Bergstrasse 159 D-44791 Bochum D-44791 Bochum (DE)