Inventor
LIU HEJING
CN3 patents
⚠️ This page may combine multiple inventors who share the name “LIU HEJING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHINA MERCHANTS DEEPSEA RES INSTITUTE SANYA CO LTD
2 patentsUS12378749B2Aug 5, 2025
Environmentally-friendly semi-closed loop deep-sea ore hydraulic lifting system
CHINA MERCHANTS DEEPSEA RES INSTITUTE SANYA CO LTD0 citations38
US12371993B2Jul 29, 2025
Deep-sea ore hydraulic lifting system with deep-sea single high-pressure silo feeding device
CHINA MERCHANTS DEEPSEA RES INSTITUTE SANYA CO LTD0 citations38