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发明名称
METHOD OF CONTROLLING OXYGEN CONCENTRATION IN SINGLE CRYSTAL AND AN APPARATUS THEREFOR
摘要
申请公布号
US5131974(A)
申请公布日期
1992.07.21
申请号
US19900614760
申请日期
1990.11.16
申请人
SHIN-ETSU HANDOTAI CO., LTD.
发明人
ODA, TETSUHIRO;SONOKAWA, SUSUMU;OZAKI, ATSUSHI;HISAICHI, TOSHIO
分类号
C30B15/20;C30B15/00;C30B29/06
主分类号
C30B15/20
代理机构
代理人
主权项
地址
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