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:
Aug. 04, 2015
Filed:
Mar. 05, 2010
Applicants:
John Harold Boswell, Derby, GB;
Kevin Goodwin, Derby, GB;
Andrew David Slater, Nottingham, GB;
Amanda Barbara Borland, Nottingham, GB;
Inventors:
John Harold Boswell, Derby, GB;
Kevin Goodwin, Derby, GB;
Andrew David Slater, Nottingham, GB;
Amanda Barbara Borland, Nottingham, GB;
Assignee:
ROLLS-ROYCE PLC, , GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22C 9/08 (2006.01); B22D 1/00 (2006.01); B22D 27/04 (2006.01); B22D 43/00 (2006.01); B22C 9/04 (2006.01); C30B 11/04 (2006.01);
U.S. Cl.
CPC ...
B22D 27/045 (2013.01); B22C 9/04 (2013.01); B22C 9/086 (2013.01); B22D 43/004 (2013.01); C30B 11/04 (2013.01);
Abstract
A casting arrangement for the single crystal casting of a component in which a common feed for molten metal is provided with a filtration arrangement that incorporates an annular filter. Outlets in a housing surrounding the filter direct the filtered molten metal on to a seed crystal and into a spiral grain selector.