Inventor

LI ZHONGXIANG

CN2 patents

⚠️ This page may combine multiple inventors who share the name “LI ZHONGXIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NINGXIA ORIENT TANTALUM IND CO LTD

1 patent

US10737320B2Aug 11, 2020

High-purity tantalum powder and preparation method thereof

NINGXIA ORIENT TANTALUM IND CO LTD0 citations30

YANG GUOQI

1 patent

US9199307B2Dec 1, 2015

Method for preparing a tantalum powder

YANG GUOQI0 citations24