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:
Dec. 12, 2006
Filed:
Sep. 28, 2004
John Fernihough, Ennetbaden, CH;
Andreas Boegli, Vogelsang-Turgi, CH;
Alexander Stankowski, Neuenhof, CH;
John Fernihough, Ennetbaden, CH;
Andreas Boegli, Vogelsang-Turgi, CH;
Alexander Stankowski, Neuenhof, CH;
Alstom Technology Ltd., Baden, CH;
Abstract
A process of masking cooling holes () of a gas turbine component () with an external surface (), including a cavity () and a plurality of cooling holes () before coating the gas turbine component (), includes first applying a mask material () to the cooling holes () so that the cooling holes are filled at least closest to the external surface (), whereby the mask material () contains a filler material. Then the mask material () within the cooling holes () is thickening and the coating () is applied to the external surface () of the component () and the masked cooling holes (). In the end remaining thickened mask material () is removed from the cooling holes ().