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公开(公告)号：AU4955699A
公开(公告)日：1999-12-30
申请号：AU4955699
申请日：1999-06-11
Applicant: 3D SYSTEMS INC
Inventor： LOCKARD MICHAEL F , SCHMIDT KRIS , HULL CHARLES W
Abstract: A method for making a molded refractory article including the steps of providing a mold including a master pattern, the mold and master pattern defining a mold cavity; filling the mold cavity with a mixture comprising refractory particles and a heat fugitive binder; placing the assembly of the mold, master pattern and mixture in a furnace; curing the mixture; separating the mold and master pattern from the cured mixture; removing the binder to form a porous structure, sintering the porous structure to provide a porous refractory article and infiltrating the porous refractory article with a filler metal.
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