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US12060649B2 Raw material supply unit, single-crystal silicon ingot growing apparatus comprising same and raw material supply method 有权

  • Patent Title: Raw material supply unit, single-crystal silicon ingot growing apparatus comprising same and raw material supply method
  • Application No.: US17771054
    Application Date: 2020-02-13
  • Publication No.: US12060649B2
    Publication Date: 2024-08-13
  • Inventor: Yun Gwang Shin , Young Jung Lee
  • Applicant: SK SILTRON CO., LTD.
  • Applicant Address: KR Gyeongsangbuk-do
  • Assignee: SK SILTRON CO., LTD.
  • Current Assignee: SK SILTRON CO., LTD.
  • Current Assignee Address: KR Gyeongsangbuk-do
  • Agency: KED & Associates LLP
  • Priority: KR 20190131173 2019.10.22
  • International Application: PCT/KR2020/002043 2020.02.13
  • International Announcement: WO2021/080094A 2021.04.29
  • Date entered country: 2022-04-22
  • Main IPC: C30B15/02
  • IPC: C30B15/02 ;  C30B29/06
Raw material supply unit, single-crystal silicon ingot growing apparatus comprising same and raw material supply method
Abstract:
Provided is a raw material supply unit comprising: a body having a space filled with a raw material; a partition for dividing the body, in the longitudinal direction, into at least two areas; at least two valves each provided in the respective areas in the body divided by the partition so as to open/close the lower portion of the body; and a drive unit for raising, in the vertical direction, each of the valves independently of each other.
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