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Title:
METHOD AND APPARATUS FOR CRUSHING SILICON ROD AND METHOD FOR PRODUCING SILICON LUMP
Document Type and Number:
Japanese Patent JP2019214490
Kind Code:
A
Abstract:
To provide a method and an apparatus for crushing a silicon rod capable of increasing a yield of a silicon lump with an appropriate size, and a method for producing a silicon lump.SOLUTION: In the method for crushing the silicon rod according to the present invention that crushes a silicon rod 2 by applying a high-voltage pulse discharge, the silicon rod 2 is crushed by moving an application position of the high-voltage pulse discharge to the silicon rod 2 relatively along a longitudinal direction of the silicon rod 2 while the silicon rod 2 is rotated. The silicon rod 2 is placed on, for example, a loop-shaped endless sheet 22, and the endless sheet 22 is rotated to rotate the silicon rod 2.SELECTED DRAWING: Figure 1

Inventors:
IBARAKI HIROMI
Application Number:
JP2018112229A
Publication Date:
December 19, 2019
Filing Date:
June 12, 2018
Export Citation:
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Assignee:
SUMCO CORP
International Classes:
B02C19/00; C01B33/02; B02C19/18
Domestic Patent References:
JP2014231464A2014-12-11
JP2017515774A2017-06-15
Foreign References:
CN103232040A2013-08-07
Attorney, Agent or Firm:
Mitsuhiro Washito
Ogata Japanese
Yasuyuki Kurose