Title:
SINGLE CRYSTAL GROWTH APPARATUS
Document Type and Number:
Japanese Patent JP2019202923
Kind Code:
A
Abstract:
To provide a crystal growth apparatus introduced at a low cost, having durability and capable of substantially reducing growth cost by lengthening a growing crystal while maintaining a stable yield.SOLUTION: The crystal growth apparatus comprises a metal crucible capable of storing and holding a raw material melt, an induction coil provided in the periphery of the crucible and a crucible table for supporting the crucible from below. The crucible table includes a region having a bulk specific gravity of 3.5-4.0 g/cm.SELECTED DRAWING: Figure 1
Inventors:
NAKAHIGASHI NAOYUKI
Application Number:
JP2018100690A
Publication Date:
November 28, 2019
Filing Date:
May 25, 2018
Export Citation:
Assignee:
SUMITOMO METAL MINING CO
International Classes:
C30B15/00; C30B29/28; C30B29/30; F27B14/06; F27D11/06
Domestic Patent References:
| JP2018002573A | 2018-01-11 | |||
| JPH0812487A | 1996-01-16 | |||
| JP2003165796A | 2003-06-10 | |||
| JP2004060946A | 2004-02-26 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito