(19)

(11)

EP 2 260 178 A1

(12)

(43) Date of publication: 15.12.2010 Bulletin 2010/50 (21) Application number: 08714511.6 (22) Date of filing: 06.03.2008

(51) International Patent Classification (IPC):  F01D 1/34(2006.01) F01D 1/36(2006.01) (86) International application number: PCT/BR2008/000064 (87) International publication number: WO 2009/109020 (11.09.2009 Gazette 2009/37)

(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 MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (71) Applicant: Vale Soluções em Energia S.A. Rio de Janeiro, RJ CEP 20040-002 (BR)	(72) Inventors: COUTO, Heraldo Da Silva Sao Paulo 12.630.000 (BR) BATISTA, Julio Cesar Sao Paulo 12.630.000 (BR) (74) Representative: Kling, Simone  Lavoix Munich Bayerstrasse 85a 80335 München 80335 München (DE)