Patent · US Expired

Method for producing high purity aluminum

US6156092A · kind A · utility

1Cited by
0References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 6, 1998
Grant dateDec 5, 2000
Priority date
Expiry dateAug 6, 2018

Classification

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

Abstract

The present invention provides a method for producing high purity aluminum by immersing a cooling body in molten aluminum, and forming and growing crystals of the high purity aluminum on the cooling body by rotating the molten aluminum around the cooling body and introducing bubbles of a gas into the rotating molten aluminum.

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