Synchronous single-liquid grouting slurry, its technology and application for large diameter shield engineering under water-rich, high-pressure and weak soil strata conditions
US-12187646-B2 · Jan 7, 2025 · US
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China Railway 14Th Bureau Group Corporation Ltd patents
China Railway 14Th Bureau Group Corporation Ltd holds 3 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 3 |
| Recent patents | 3 |
| First publication | Jul 6, 2023 |
| Latest publication | Jan 7, 2025 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Synchronous single-liquid grouting slurry, its technology and application for large diameter shield engineering under water-rich, high-pressure and weak soil strata conditions
US-2023212074-A1 · Jul 6, 2023 · US
Double-liquid grouting slurry, its technology and application for super large diameter underwater shield engineering under high water pressure condition
US-2023212076-A1 · Jul 6, 2023 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Synchronous single-liquid grouting slurry, its technology and application for large diameter shield engineering under water-rich, high-pressure and weak soil strata conditions
US-12187646-B2 · Jan 7, 2025 · US
Synchronous single-liquid grouting slurry, its technology and application for large diameter shield engineering under water-rich, high-pressure and weak soil strata conditions
US-2023212074-A1 · Jul 6, 2023 · US
Double-liquid grouting slurry, its technology and application for super large diameter underwater shield engineering under high water pressure condition
US-2023212076-A1 · Jul 6, 2023 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Chemistry & Metallurgy | 3 |
| Fixed Constructions | 3 |
| Cross-Sectional Technologies | 3 |