(19)

(11)

EP 2 438 380 A2

(12)

(88) Date of publication A3: 18.11.2010 (43) Date of publication: 11.04.2012 Bulletin 2012/15 (21) Application number: 10714432.1 (22) Date of filing: 24.03.2010

(51) International Patent Classification (IPC):  F28D 1/047(2006.01) (86) International application number: PCT/BR2010/000102 (87) International publication number: WO 2010/108247 (30.09.2010 Gazette 2010/39)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 26.03.2009 BR PI0900535 (71) Applicant: Refrex Evaporadores Do Brasil S/A CEP 89248-000 - Garuva - SC (BR)	(72) Inventor: ESPÍNDOLA, Estevão Marino de CEP 89223-050 - Joinville - SC (BR) (74) Representative: KATZAROV S.A.  European Patent Attorneys 19, rue des Epinettes 1227 Genève 1227 Genève (CH)