Assignee
CHINA RAILWAY FOURTH ENG GROUP CO LTD
CN·0 granted patents·2 pending applications·0 citations·filing 2023–2023
Top patents by PatentIndex Score
2 records- 0157US2025257546A1Detection device and method for detecting quality of ultra-long pile foundation of deep foundation pit support structureCHINA RAILWAY FOURTH ENG GROUP CO LTD·Filed 2023·Application pending·0 cites
- 0244US2025094673A1Real-time dynamic prediction system and method of three-dimensional shape of high-pressure jet grouting pileCHINA RAILWAY FOURTH ENG GROUP CO LTD·Filed 2023·Application pending·0 cites
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