Title:
【発明の名称】一体エーロフオイルを備えた鋳造タービン装置
Document Type and Number:
Japanese Patent JPH02504240
Kind Code:
A
Abstract:
Method and apparatus for controlling radial solidification in cast turbine wheel or nozzle assembly so as to produce an equiaxed fine grain structure in a hub portion and a directionally solidified grain structure in an integral blade portion by means of adjustable heat shields and heating elements disposed above and below the mold.
Inventors:
Jiang, Fuen
Application Number:
JP50050789A
Publication Date:
December 06, 1990
Filing Date:
October 20, 1988
Export Citation:
Assignee:
Allied Signal Incorporated
International Classes:
B22D15/04; B22D27/04; (IPC1-7): B22D27/04
Domestic Patent References:
| JPS5964151A | 1984-04-12 | |||
| JPS54140011A | 1979-10-30 |
Attorney, Agent or Firm:
Toshio Takayama