HIGH FREQUENCY SKULL CRUCIBLE FOR MELTING HIGH REFRACTIVE INDEX METAL OXIDE AND HIGH REFRACTIVE INDEX METAL OXIDE MELTING SYSTEM HAVING SAME

ELECTRIC ARC FURNACE

REFRACTORY LAYER FOR INSULATION AND CONDUCTION IN INDUSTRIAL FURNACES

Furnace for casting near-net shape (NNS) silicon

CRUCIBLE FOR MELTING REACTIVE ALLOYS

Open vessels and their use

Crucible, evaporation source and evaporation device

Induction crucible furnace with magnetic-flux guide

CRUCIBLE AND METHOD FOR PRODUCING SINGLE CRYSTAL

Tapping device and method using induction heat for melt

Tantalum-material multilevel distillation crucible and distillation process

Reductive method for production of metallic elements such as chrome using a crucible with a perforated wall