Patent ID: 9617859
Date: 2017-04-11
CPC Classifications: F01D,F05D

Claim:
1. A turbine component for use in a hot gas path of a gas turbine, comprising: an outer surface; an internal cooling circuit; a plurality of cooling pathways in communication with the internal cooling circuit, wherein the plurality of cooling pathways comprises inner walls that define a hollow portion of the plurality of cooling pathways; a plurality of cooling trenches in communication with the plurality of cooling pathways and the outer surface, wherein the plurality of cooling trenches comprises a conical portion; and a high temperature compound positioned in and adhered to walls forming the plurality of cooling trenches such that the plurality of cooling trenches is at least partially filled, wherein the high temperature compound blocks a path from an end of the hollow portion of the plurality of cooling pathways to the outer surface, and wherein the plurality of cooling pathways is void of the high temperature compound, the high temperature compound configured to blowout of the conical portion at a predetermined burnout temperature.