- 专利标题： METHOD FOR THE PRODUCTION OF VALVE METAL POWDERS
-
申请号： US15948325申请日： 2018-04-09
-
公开(公告)号： US20180308641A1公开(公告)日： 2018-10-25
- 发明人: Helmut Haas , Ulrich Bartmann , Christoph Schnitter , Elisabeth Droste
- 申请人： H.C. Starck GmbH
- 优先权： DE102004049039.2 20041008
- 主分类号： H01G9/052
- IPC分类号： H01G9/052 ; C22B5/18 ; C22B34/12 ; B22F9/22 ; C22B5/14 ; C22B5/10 ; C22B4/08
摘要：
The present invention relates to a process for the deoxidation of valve metal primary powders by means of reducing metals and/or metal hydrides, and a process for the production of tantalum powders that are suitable as anode material for electrolytic capacitors.
信息查询
