ZZ

Zicheng ZHANG

VO Valmet Oy: 1 patents #5 of 21Top 25%
Overall (2021): #187,728 of 548,734Top 35%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11174591 Green liquor clarification using sedimentation tank during white liquor preparation John Johnson, Magnus Ingelman, Sanchuan Guo 2021-11-16