Casting core containing ceramic and method for manufacturing cast article using the same

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United States of America Patent

PATENT NO 12030112
APP PUB NO 20220379369A1
SERIAL NO

17714906

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Abstract

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A casting core containing a ceramic and having sufficient mechanical strength to withstand a casting process over a long period of time and good solubility in alkaline solutions. The casting core includes a core, a surface layer, and an intermediate layer between the core and the surface layer. The intermediate layer has a lower relative density than the surface layer and the core.

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHA3-30-2 TOKYO JAPAN TOKYO TOKYO METROPOLIS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Murakami, Shunsuke Tokyo, JP 76 327
Oshima, Kanako Tokyo, JP 42 123
Shimizu, Yasushi Kanagawa, JP 140 1901
Yasui, Nobuhiro Kanagawa, JP 76 444

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