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:
May. 20, 2014
Filed:
Jan. 18, 2011
Applicant:
Andrew Hewitt, Derby, GB;
Inventor:
Andrew Hewitt, Derby, GB;
Assignee:
Rolls-Royce PLC, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 9/00 (2006.01); B22D 23/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of producing an integral self supporting coating test piece from particulate material including the steps of (i) producing a reusable mould having a depression which conforms to the desired shape and volume of said coating test piece, the reusable mould including silicone rubber, (ii) roughening the surface of the reusable mould, (iii) heat treating the reusable mould, (iv) thermally spraying particulate material into the depression in the reusable, mould, and (v) removing the reusable mould from the solidified coating test piece.