Patent · US Expired

Process for converting aluminum dross to ladle flux for steel processing

US5385601A · kind A · utility

9Cited by
7References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 24, 1991
Grant dateJan 31, 1995
Priority date
Expiry dateSep 24, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P10/20
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

An indirect plasma-arc processor for aluminum dross is disclosed. The process involves melting aluminum dross in the presence of a flux in a furnace equipped with one or more arc-forming electrodes, wherein the arc is formed with a gas, such as argon. Molten oxides are removed from time to time, and the volatiles are removed via off-gas ducts.

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