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公开(公告)号:EP2970018A2
公开(公告)日:2016-01-20
申请号:EP13871296.3
申请日:2013-12-30
IPC分类号: C04B35/571 , C04B35/573 , C04B35/80 , F01D5/28 , C04B37/02 , B22F5/10 , B28B1/42 , B28B21/48 , C04B41/53
CPC分类号: F01D5/282 , B22F2005/103 , B22F2999/00 , B28B1/42 , B28B21/48 , B29C33/52 , C04B35/565 , C04B35/571 , C04B35/573 , C04B35/803 , C04B35/806 , C04B37/023 , C04B2235/5244 , C04B2235/5248 , C04B2235/6028 , C04B2235/614 , C04B2235/616 , C04B2237/30 , C04B2237/363 , C04B2237/38 , C04B2237/40 , C04B2237/402 , C04B2237/404 , C04B2237/405 , C22C1/04 , C22C1/0416 , C22C19/03 , C22C21/02 , C22C28/00 , F01D5/284 , F05D2300/6033 , F16D69/023 , F16D2200/0052 , Y10T156/1028 , B22F5/04 , B22F2201/00
摘要: A method for making a gas turbine engine matrix composite structure. The method includes providing at least one metal core element, fabricating a matrix composite component about the metal core element, and removing at least part of the metal core element from the matrix composite component by introduction of a halogen gas.