CRUCIBLE

• Main Authors: TRAXLER HANNES, KNABL WOLFRAM, MARK MICHAEL, LORICH ALEXANDER, O'SULLIVAN MICHAEL, SCHIFTNER ROBERT
• Format: Patent
• Language: Chinese; English
• Published: 23.11.2018
• 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 relates to a crucible (1) having a wall (3) which is made of a base material of tungsten or molybdenum or of a tungsten-based or molybdenum-based material, characterized in that a barrier layer (2) from a metallic material with a higher affinity to carbon and/or oxygen than the base material is formed at least in sections on an outer side (6) of the wall (3) and/or in the wall (3). 种由钨或钼的基体材料或基于钨或钼的材料制造的具有壁(3)的坩埚(1)，其特征在于阻挡层(2)至少部分被配置在壁(3)的外侧(6)和/或壁(3)中，阻挡层(2)由具有对于碳和/或氧比基体材料更高的亲和度的金属材料制造。