Patent Information
- (54) Name
- CONSTRUCTION METHOD FOR RAPID RECOVERY OF EXISTING TUNNEL LINING
- (21) Filing number
- PT4543
- (21) EP Number
- N/A ()
- (51) Classification
- E21D 11/10,E21D 11/38
- Supplementary Protection
- N/A
- (22) Application date
- 30/04/2025
- (24) Registration date
- 12/05/2025
- Expiry date
- 30/04/2027 Renew
- Status
- Registered
- Protection period
- 2
Priority Details
| (320) Date | Number | (330) Country |
|---|---|---|
| 17/02/2025 | CN2025101751909 | China |
Applicant Details
| (731) Name / Company | Address | State | Town | Post code | Country |
|---|---|---|---|---|---|
| China RAILWAY 11TH BUREAU Group Co., Ltd. | No. 71, Xinqiao New Village, Shapingba District | Chongqing City | China | ||
| The 5th Engineering Ltd. of The 11th Engineering Bureau of China Railway | No. 71, Xinqiao New Village, Shapingba District | Chongqing City | China |
Inventor Details
| (731) Name / Company | Address | State | Town | Post code | Country |
|---|---|---|---|---|---|
| Xiaohui CHEN | No. 71, Xinqiao New Village, Shapingba District, | Chongqing City | China | ||
| Jun DENG | No. 71, Xinqiao New Village, Shapingba District | Chongqing City | China | ||
| Bijun WANG | No. 71, Xinqiao New Village, Shapingba District | Chongqing City | China | ||
| Kang CHENG | No. 71, Xinqiao New Village, Shapingba District | Chongqing City | China | ||
| Yong LI | No. 71, Xinqiao New Village, Shapingba District | Chongqing City | China | ||
| Jun XIONG | No. 71, Xinqiao New Village, Shapingba District | Chongqing City | China | ||
| Qixue XU | No. 71, Xinqiao New Village, Shapingba District | Chongqing City | China | ||
| Xingchun WEI | No. 71, Xinqiao New Village, Shapingba District | Chongqing City | China | ||
| Fulin ZOU | No. 71, Xinqiao New Village, Shapingba District | Chongqing City | China | ||
| Bin GUO | No. 71, Xinqiao New Village, Shapingba District | Chongqing City | China |
Representative Details
| (731) Name / Company | Address | State | Town | Post code | Country |
|---|---|---|---|---|---|
| JUNJIE ZHANG | Tonwerkstr. 1c | Gilching | 82205 | Germany |