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Title:
タービン車室の製造方法とそのタービン車室
Document Type and Number:
Japanese Patent JP5450674
Kind Code:
B2
Abstract:
The housing has an outer layer (5) arranged around an inner layer (4), where the housing is formed as a two-layered structure with the inner layer and the outer layer. The inner layer is made of a more heat resistant material than the outer layer. The more heat resistant material of the inner layer is selected from the group of a nickel-based alloy i.e. alloy 625, the martensitic cast steel or the chromium steel of 9-10 weight percentage. The outer layer is made of the martensitic cast steel, cast steel or the chromium steel of 9-10 weight percentage or 1-2 percentage. An independent claim is also included for a method for manufacturing a two-layered housing for a thermal turbo-machine.

Inventors:
Daringer, Heinz
Vikhard, Kai
Application Number:
JP2012005323A
Publication Date:
March 26, 2014
Filing Date:
January 13, 2012
Export Citation:
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Assignee:
Siemens Aktiengesellschaft
International Classes:
F01D25/24; B22D19/16; B23K35/30; C21D9/00; C22C38/00; C22C38/18; F01D25/00
Domestic Patent References:
JP2001522013A
JP2002194525A
Foreign References:
EP1734145A1
EP1586394A1
WO2006108746A1
Attorney, Agent or Firm:
Iwao Yamaguchi
Hiroshi Yamamoto



 
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