发明名称 |
INTEGRAL SINGLE CRYSTAL/COLUMNAR GRAINED COMPONENT AND METHOD OF CASTING THE SAME |
摘要 |
A hybrid cast component (10) including both a columnar grained region (12) and a single crystal region (14) integrally formed and joined along a metallurgical boundary (32) in a single casting operation without the need for any weld or braze. A gas turbine blade formed as such may include a columnar grained airfoil and a single crystal platform without any necessity for a thermally formed joint at the blade fillet area. |
申请公布号 |
WO2009042157(A2) |
申请公布日期 |
2009.04.02 |
申请号 |
WO2008US11080 |
申请日期 |
2008.09.24 |
申请人 |
SIEMENS ENERGY, INC.;TAMADDONI-JAHROMI, KENNETH M.;HUNT, DAVID W. |
发明人 |
TAMADDONI-JAHROMI, KENNETH M.;HUNT, DAVID W. |
分类号 |
B22D15/00;B22D25/06;B22D27/04;F01D5/14 |
主分类号 |
B22D15/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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