Patent · US Expired

Blanketing molten nonferrous metals and alloys with gases having reduced global warming potential

US6398844B1 · kind B1 · utility

18Cited by
22References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 7, 2000
Grant dateJun 4, 2002
Priority date—
Expiry dateFeb 7, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22B26/22
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

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