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Inventor
DING LIANGLIANG
CN
2 patents
Patents
2 patents
US12416224B2
Sep 16, 2025
Active energy-absorbing shock absorber for perforation combined well testing
UNIV SOUTHWEST PETROLEUM
0 citations
44
US11486227B2
Nov 1, 2022
Reservoir isolation valve for secondary completion
UNIV SOUTHWEST PETROLEUM
0 citations
44