(19)
(11) EP 2 350 556 A1

(12)

(43) Date of publication:
03.08.2011 Bulletin 2011/31

(21) Application number: 09812499.3

(22) Date of filing: 26.10.2009
(51) International Patent Classification (IPC): 
F41H 7/04(2006.01)
(86) International application number:
PCT/US2009/062025
(87) International publication number:
WO 2010/090661 (12.08.2010 Gazette 2010/32)
(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: 24.10.2008 US 108167 P

(71) Applicant: Alcoa Inc.
Alcoa Center, PA 15069 (US)

(72) Inventors:
  • PEER, Gregory, Lucas
    Delmont Pennsylvania 15626 (US)
  • TIMKO, Edward, A.
    Jeannette Pennsylvania 15644 (US)
  • FORSYTHE, Louis, Edgar
    Leechburg Pennsylvania 15656 (US)
  • NOVAK, Miloslav
    Glenshaw Pennsylvania 15116 (US)
  • SERRANO, Deryck, H.
    Greensburg Pennsylvania 15601 (US)

(74) Representative: Trinks, Ole 
Meissner, Bolte & Partner GbR Widenmayerstrasse 48
80538 München
80538 München (DE)

   


(54) BLAST ENERGY ABSORPTION SYSTEM