Title:
ニッケル基超合金の鋳造における熱収縮割れ軽減の方法、ニッケル基超合金からなる製品を準備する方法、および、高圧スチームタービンケーシングを製造する方法
Document Type and Number:
Japanese Patent JP5282814
Kind Code:
B2
Abstract:
A method of mitigating against thermal contraction induced cracking during casting of a super Ni alloy, the method comprising: pouring liquid alloy into a mould such that liquid alloy is present in a feeder of said mould; and inducing an electrical current in alloy in said feeder to reduce a rate of cooling of alloy in said feeder.
Inventors:
Goodwin, Richard, Stanley
Roberts, Stefan
Roberts, Stefan
Application Number:
JP2011505586A
Publication Date:
September 04, 2013
Filing Date:
April 24, 2009
Export Citation:
Assignee:
GOODWIN PLC
International Classes:
B22D27/06; B22C9/08; B22D7/10; B22D21/00
Domestic Patent References:
| JP55001984A | ||||
| JP9314310A | ||||
| JP61286054A | ||||
| JP55064958A |
Attorney, Agent or Firm:
Longhua International Patent Service Corporation