Cone and single crystal silicon pulling apparatus

By incorporating a cooling medium circulation system and a heat conduction section within the guide tube, the problem of low growth rate of single-crystal silicon is solved, enabling faster single-crystal silicon growth and cost reduction. This technology is suitable for single-crystal silicon Czochralski equipment in the field of semiconductor crystal growth.

CN224494403UActive Publication Date: 2026-07-14QINGHAI GOKIN SOLAR TECH CO LTD +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
QINGHAI GOKIN SOLAR TECH CO LTD
Filing Date
2025-08-25
Publication Date
2026-07-14

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Abstract

The utility model provides a kind of flow guide cylinder and single crystal silicon straight pull equipment. Flow guide cylinder includes cylinder, cavity is in the lateral wall of cylinder, cavity is at least located in the lower region of cylinder, and cavity is for cooling medium to flow through;Medium inlet pipeline and medium outlet pipeline, medium inlet pipeline and medium outlet pipeline are communicated with cavity;Heat conduction part, heat conduction part is arranged in cavity. The present application solves the problem of low growth rate of single crystal silicon in the prior art.
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