Title:
MANUFACTURE OF TANTALUM POWDER
Document Type and Number:
Japanese Patent JPS5873708
Kind Code:
A
Abstract:
During the method of preparing tantalum powder from a tantalum rich solution in an organic solvent in which a tantalum salt is precipitated from the tantalum rich solvent and the tantalum salt is reduced to metalic tantalum by an alkali metal, a phosphorus-containing material is added to either the precipitated step or the reduction step or both.
Inventors:
BIKUTAA TEII BEITSU
Application Number:
JP11669882A
Publication Date:
May 04, 1983
Filing Date:
July 05, 1982
Export Citation:
Assignee:
FANSTEEL INC
International Classes:
B22F1/00; B22F9/20; B22F9/24; C22B34/24; H01G9/052; (IPC1-7): B22F9/24; C22C1/04
Domestic Patent References:
| JPS55113807A | 1980-09-02 |
Attorney, Agent or Firm:
Hideto Asamura