Beijing
China
3
2023-10-19
The entities that hold a legal rights for patent applications filed by inventor PAN Junqing:
Junqing PAN from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD AND APPARATUS FOR SODIUM SLAG RECOVERY
#2 | 2023-10-19PROCESS FOR THE RECOVERY OF HIGH PURITY Metallic SODIUM AND THE SAFE TREATMENT OF HIGH CALCIUM CONTENT SODIUM SLAG
#3 | 2017-09-21Method for recovering lead oxide from waste lead paste
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