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Jian Shen

UC Union Oil Company Of California: 1 patents #21 of 63Top 35%
📍 Zhangdian District, CA: #1 of 1 inventorsTop 100%
Overall (1989): #96,919 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4844164 Process and composition for treating underground formations penetrated by a well borehole 1989-07-04