(19)

(11)

EP 2 430 382 A1

(12)

(43) Date of publication: 21.03.2012 Bulletin 2012/12 (21) Application number: 10727880.6 (22) Date of filing: 12.05.2010

(51) International Patent Classification (IPC):  F27D 1/04(2006.01) F16L 59/02(2006.01) (86) International application number: PCT/IB2010/052112 (87) International publication number: WO 2010/131213 (18.11.2010 Gazette 2010/46)

(84) Designated Contracting States: AL 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: 15.05.2009 IT BA20090019 (71) Applicant: Refrasud International SRL 74100 Taranto (IT)	(72) Inventor: TURE, Antonio I-74020 Leporano (IT) (74) Representative: Bruni, Giovanni  Laforgia, Bruni & Partners Corso Duca degli Abruzzi, 78 10129 Torino 10129 Torino (IT)