Patent · US Expired

Tantalum powder process

US4684399A · kind A · utility

54Cited by
6References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1986
Grant dateAug 4, 1987
Priority date
Expiry dateSep 29, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22B34/24
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A reduction process for producing tantalum powder wherein a tantalum compound is introduced, in a continuous or incremental manner, to a reactor, during the course of the reduction reaction.

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