Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel
US-12404772-B2 · Sep 2, 2025 · US
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Huaneng Lancang River Hydropower Inc — Fixed Constructions
Huaneng Lancang River Hydropower Inc holds 6 patents in Fixed Constructions, with representative filings summarized below.
| Metric | Value |
|---|---|
| Company | Huaneng Lancang River Hydropower Inc |
| Technology | Fixed Constructions |
| Patents in slice | 6 |
| Recent patents in slice | 4 |
| First year | 2018 |
| Last year | 2025 |
Representative patents
Notable publications linking Huaneng Lancang River Hydropower Inc to Fixed Constructions.
Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel
US-12404772-B2 · Sep 2, 2025 · US
Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel
US-12404772-B2 · Sep 2, 2025 · US
Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel
US-12404772-B2 · Sep 2, 2025 · US
Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel
US-12404772-B2 · Sep 2, 2025 · US
Recent filings
Latest patents from Huaneng Lancang River Hydropower Inc in Fixed Constructions.
Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel
US-12404772-B2 · Sep 2, 2025 · US
Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel
US-12404772-B2 · Sep 2, 2025 · US
Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel
US-12404772-B2 · Sep 2, 2025 · US
Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel
US-12404772-B2 · Sep 2, 2025 · US
Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel
US-12404772-B2 · Sep 2, 2025 · US
Related pages
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