Patent · US Expired

Electromagnetic levitation type continuous metal casting

US5244034A · kind A · utility

2Cited by
2References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 26, 1992
Grant dateSep 14, 1993
Priority date
Expiry dateJun 26, 2012

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB22D11/145
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

An electromagnetic levitation type continuous metal casting apparatus is disclosed, which comprises a molten metal storing furnace for holding and storing a molten metal, a casting vessel for upwardly receiving and holding the molten metal in the form of an upwardly moving molten metal column, cooling means unified with the casting vessel and disposed around the outer periphery of the casting vessel for cooling and solidifying the upwardly moving molten metal column alternating electromagnetic levitation and containment field generation means unified with the casting vessel and disposed around the outer periphery thereof for generating an alternating electromagnetic levitation and containment field, the alternating electromagnetic field electro-magnetically levitation and containment the upwardly moving molten metal column while it is in the casting vessel, a tube shaped molten metal supply path for supplying the molten metal to be cast from the molten metal storing furnace to the casting vessel, and high frequency heating means disposed on the outer periphery of the tube shaped molten metal supply path, means are provided in the coolant path wherein the direction of flow of the co…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.