High-purity tantalum powder and preparation method thereof

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United States of America Patent

PATENT NO 10737320
APP PUB NO 20160354838A1
SERIAL NO

15111632

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Abstract

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The present invention relates to a high-purity tantalum powder and a preparation method therefore. The tantalum powder has a purity of more than 99.995%, as analyzed by GDMS. Preferably, the tantalum powder has an oxygen content of not more than 1000 ppm, a nitrogen content of not more than 50 ppm, a hydrogen content of not more than 20 ppm, a magnesium content of not more than 5 ppm, and an average particle diameter D50 of less than 25 μm.

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Patent Owner(s)

Patent OwnerAddress
NINGXIA ORIENT TANTALUM INDUSTRY CO LTD753000 NO 119 METALLURGICAL ROAD DAWUKOU DISTRICT THE NINGXIA HUI AUTONOMOUS REGION SHIZUISHAN SHIZUISHAN CITY THE NINGXIA HUI AUTONOMOUS REGION 753000

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Xueqing Ningxia, CN 12 16
Cheng, Yuewei Ningxia, CN 11 41
Li, Zhongxiang Ningxia, CN 5 18
Shi, Dejun Ningxia, CN 3 1
Tian, Xiaoyu Ningxia, CN 10 36
Tong, Zekun Ningxia, CN 1 0
Wang, Ting Ningxia, CN 763 6307
Yan, Yan Ningxia, CN 189 1440
Zhao, Zhonghuan Ningxia, CN 2 0

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