ルツボ保持部材およびその製造方法

Japanese Patent JP5286589

B2

A crucible holding member and a method for producing the crucible holding member are provided. The crucible holding member includes: a crucible supporting portion comprising a plurality of divided graphite pieces longitudinally divided in parallel to an axis line and radially arranged; and an external fitting member made of a C/C composite, which is circularly formed and fitted on a body portion of the crucible supporting portion to bind the crucible supporting portion in a circumferential direction. The method includes cutting out each of the divided pieces from a single isotropic graphite block in the same cutting direction.

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JP5656264	Production method of single crystal silicon

Hideki Kato
Haruhide Kano
Masahiro Yasuda

JP2008119948A

September 11, 2013

May 01, 2008

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IBIDEN CO.,LTD.

C30B29/06; C04B35/83; C30B15/10

JP2002274991A
JP2000247781A
JP2000086382A
JP10152391A
JP2003201196A
JP10101471A

WO2005073129A1

Shohei Oguri
Hironori Honda
Toshimitsu Ichikawa

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