Crystal raw material sintering furnace

• Main Author: HOU MINBO
• Format: Patent
• Language: Chinese; English
• Published: 25.11.2022
• Subjects: AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUSPOLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR; CHEMISTRY; CRYSTAL GROWTH; METALLURGY; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE; REFINING BY ZONE-MELTING OF MATERIAL; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE; SINGLE-CRYSTAL-GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL ORUNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL

The invention discloses a crystal raw material sintering furnace which comprises a furnace body, a cover body and a heating piece, the cover body covers the furnace body, a sintering cavity is formed between the furnace body and the cover body, the heating piece is installed on the inner wall of the sintering cavity, the crystal raw material sintering furnace further comprises an outer heat conduction column and a sealing piece, the outer heat conduction column is fixed to the cover body, and the sealing piece is fixed to the cover body. The outer heat conduction column is provided with a part extending to the sintering cavity, and the outer heat conduction column is provided with a part located outside the sintering cavity; the outer heat conduction column is provided with a heat conduction hole in the axis direction of the outer heat conduction column, and the sealing piece is detachably installed on the outer heat conduction column and used for sealing the heat conduction hole to form a vacuum cavity. Acco