(19)

(11)

EP 0 567 526 A1

(12)

(43) Date of publication: 03.11.1993 Bulletin 1993/44 (21) Application number: 92903312.0 (22) Date of filing: 20.01.1992

(51) International Patent Classification (IPC):  F28D 7/ 08( . ) F28D 9/ 00( . ) (86) International application number: PCT/GB1992/000115 (87) International publication number: WO 1992/013248 (06.08.1992 Gazette 1992/21)

(84) Designated Contracting States: DE FR SE (30) Priority: 18.01.1991 GB 19910001112 (71) Applicant: 2S AIRCHANGERS LIMITED Lisburn, Antrim BT27 6UB (GB)	(72) Inventor: TODD, Martyn, John, Robert Beech House Antrim BT27 6UB (GB) (74) Representative: Connor, Terence Kevin  T.K. Connor & Co. 19 Station Road Sidcup, Kent DA15 7EB Sidcup, Kent DA15 7EB (GB)