Issued Patents 2025
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12311481 | Welding method for sea pipe with high efficiency and comprehensive performance under shaking of pipe-laying ship | Lianyong Xu, Kangda Hao, Lei Zhao, Wenjing Ren | 2025-05-27 |
| 12304014 | Automatic welding production line for large complex workpiece and production method | Lianyong Xu, Kangda Hao, Hao Wang, Lei Zhao, Wenjing Ren +1 more | 2025-05-20 |
| 12304741 | Feeding device for subway grille main reinforcement conveying | Lianyong Xu, Kangda Hao, Hao Wang, Lei Zhao, Wenjing Ren +1 more | 2025-05-20 |
| 12304006 | Simplified method for welding 5G position filler layer of marine riser and product thereof | Lianyong Xu, Kangda Hao, Lei Zhao, Wenjing Ren, Hongyang Jing | 2025-05-20 |
| 12265017 | Method for establishing hydrogen charging model for pipeline steel in equivalent wet hydrogen sulfide environment and application thereof | Lianyong Xu, Jiajun Shao, Lei Zhao, Kangda Hao | 2025-04-01 |
| 12259313 | Rapid and comprehensive method for evaluating pitting resistance of stainless steel pipe welds | Lianyong Xu, Yongle Shi, Lei Zhao, Kangda Hao | 2025-03-25 |
| 12202080 | High-strength, high-toughness, and corrosion-resistant welding method for TKY nodes in deepwater jacket | Lianyong Xu, Zhaowei Xue, Lei Zhao, Kangda Hao | 2025-01-21 |