Refrigeration equipment (for protecting permafrost)
CN309843189SActive Publication Date: 2026-03-13SHIJIAZHUANG TIEDAO UNIV
View PDF 0 Cites 0 Cited by
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-08-27
- Publication Date
- 2026-03-13
Smart Images
Figure 000007_ABST
Abstract
1. Name of the product in this design: Refrigeration equipment (for protecting permafrost). 2. Purpose of this design: to cool permafrost and prevent and control thermal deformation of permafrost foundations. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.
Need to check novelty before this filing date? Find Prior Art