(19)
(11) EP 2 531 311 A1

(12)

(43) Date of publication:
12.12.2012 Bulletin 2012/50

(21) Application number: 11702218.6

(22) Date of filing: 04.02.2011
(51) International Patent Classification (IPC): 
B21D 39/20(2006.01)
B21D 41/02(2006.01)
(86) International application number:
PCT/EP2011/051645
(87) International publication number:
WO 2011/095586 (11.08.2011 Gazette 2011/32)
(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 RS SE SI SK SM TR

(30) Priority: 05.02.2010 IT MI20100181

(71) Applicant: Maus Italia F. Agostino & C. S.A.S.
26010 Bagnolo Cremasco (Cremona) (IT)

(72) Inventor:
  • AGOSTINO, Stefano
    I-26013 Crema (Cremona) (IT)

(74) Representative: Marcio', Paola et al
Ing. Mari & C. SRL Via Garibotti, 3
26100 Cremona
26100 Cremona (IT)

   


(54) TORQUE-CONTROLLED PIPE EXPANDER PARTICULARLY FOR THE PIPE EXPANSION IN HEAT EXCHANGERS AND BOILERS