Inventor
YU YANJIANG
CN3 patents
Patents
3 patentsUS11085862B2Aug 10, 2021
Natural gas hydrate-bearing sediment intergranular micro-force testing device and testing method thereof
Guangzhou Marine Geological Survey1 citations51
US10822903B2Nov 3, 2020
Natural gas hydrate rotary pressure-retaining corer
Guangzhou Marine Geological Survey2 citations51
US10837247B2Nov 17, 2020
Natural gas hydrate pressure-retaining corer
Guangzhou Marine Geological Survey0 citations29