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US Patent 11603769 Forming lined cooling aperture(s) in a turbine engine component

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Is a

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Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Date of Patent

March 14, 2023

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Patent Application Number

174019060

Date Filed

August 13, 2021

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Patent Citations

US Patent 10208602 Asymmetric diffuser opening for film cooling holes

US Patent 10280763 Airfoil cooling passageways for generating improved protective film

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US Patent 10619499 Component and method for forming a component

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US Patent 10350684 Additive manufacturing method for making complex film holes

US Patent 10815796 Coating process for gas turbine engine component with cooling holes

US Patent 10006293 Apparatus and process for refining features in an additive manufactured part

US Patent 10113433 Gas turbine engine components with lateral and forward sweep film cooling holes

Patent Citations Received

US Patent 12123839 Forming and/or inspecting cooling aperture(s) in a turbine engine component

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Patent Primary Examiner

Jason L Vaughan

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CPC Code

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A manufacturing method is provided. During this method, a preform component is provided for a turbine engine. The preform component includes a substrate. A meter section of a cooling aperture is formed in the substrate. An internal coating is applied onto a surface of the meter section. An external coating is applied over the substrate. A diffuser section of the cooling aperture is formed in the external coating and the substrate to provide the cooling aperture.

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