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Title:
TURBINE WHEEL AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/203868
Kind Code:
A1
Abstract:
A turbine wheel (10) for a supercharger is equipped with: a shaft (12) formed from a Ni alloy; and a plurality of blades (14) provided around the shaft (12) and formed from a columnar crystal or single crystal of a Ni alloy, with the crystal growth direction and the centrifugal force direction being the same direction.

Inventors:
CHIKUGO KAZUYOSHI (JP)
NAITO RYOSUKE (JP)
KATOU YOSHIKI (JP)
Application Number:
PCT/JP2020/014267
Publication Date:
October 08, 2020
Filing Date:
March 27, 2020
Export Citation:
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Assignee:
IHI CORP (JP)
International Classes:
B22D27/04; F01D5/04; F01D5/28; F02B39/00
Foreign References:
JP2007162041A2007-06-28
JP2002283043A2002-10-02
JP2002331352A2002-11-19
JP2008255895A2008-10-23
JPH0414702U1992-02-06
JP2016223332A2016-12-28
JP2012177372A2012-09-13
JP2016140894A2016-08-08
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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