Title:
MANUFACTURING METHOD FOR CRUCIBLE AND SEMICONDUCTOR INGOT
Document Type and Number:
Japanese Patent JP2006275426
Kind Code:
A
Abstract:
To provide a manufacturing method for a crucible and a semiconductor ingot for solving a problem wherein silicon melted liquid in the crucible is supplied into a mold while temperature of the silicon melted liquid is raised beyond necessity.
This crucible has a liquid drain port for draining semiconductor melted liquid, and the liquid drain port is closed by a plug body made of the same component as the semiconductor melted liquid and is opened by destroying the plug body by a destruction means.
Inventors:
GOTO SHIGERU
Application Number:
JP2005095858A
Publication Date:
October 12, 2006
Filing Date:
March 29, 2005
Export Citation:
Assignee:
KYOCERA CORP
International Classes:
F27B14/18; B22D25/04; F27D3/14; C01B33/02