The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 15, 2011
Filed:
Apr. 24, 2009
Method of mitigating against thermal contraction induced cracking during casting of a super ni alloy
Applicants:
Richard Stanley Goodwin, Croxton, GB;
Stephen Roberts, Stoke-on-Trent, GB;
Inventors:
Richard Stanley Goodwin, Croxton, GB;
Stephen Roberts, Stoke-on-Trent, GB;
Assignee:
Goodwin PLC, Stoke-on-Trent, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D 27/04 (2006.01); B22C 9/08 (2006.01);
U.S. Cl.
CPC ...
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.