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Inventor
KOU BEIBEI
CN
2 patents
Patents
2 patents
US10822903B2
Nov 3, 2020
Natural gas hydrate rotary pressure-retaining corer
Guangzhou Marine Geological Survey
2 citations
51
US10837247B2
Nov 17, 2020
Natural gas hydrate pressure-retaining corer
Guangzhou Marine Geological Survey
0 citations
29