| 摘要 |
PROBLEM TO BE SOLVED: To manufacture internal passages which are located in the vicinity of a surface of a gas turbine component such as a nozzle, a bucket and a shroud that may be formed from a plurality of materials.SOLUTION: The present invention relates to an article including internal cooling passages located in the vicinity of at least one surface. In one embodiment, the cooled article includes a base material, a first layer and a second layer, where the first layer is connected to the base material, the second layer is connected to the first layer, and at least one closed cooling passage is arranged in a portion of the first layer and a portion of the second layer. |
