Grouting pipe
CN309970999SActive Publication Date: 2026-05-08CHENGDU ANGU TONGDA TECH CO LTD
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- CHENGDU ANGU TONGDA TECH CO LTD
- Filing Date
- 2025-10-24
- Publication Date
- 2026-05-08
Smart Images
Figure 000007_ABST
Abstract
1. The name of the design product: grouting pipe. 2. The use of the design product: used in the tunnel lining construction of the cavity grouting process or the cavity grouting backfill process. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design. 6. The design product is an elongated article, and the length is omitted.
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