Inflatable wire guard (pillar wire guard)
CN309433990SActive Publication Date: 2025-08-12李树明
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Patent Information
- Application Number
- CN202430785411.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-10
- Publication Date
- 2025-08-12
- Estimated Expiration
- 2039-12-10
Smart Images
Figure 000007_ABST
Abstract
1. The name of this design product: Inflatable wire guard (pillar wire guard). 2. Purpose of this product: This product is used to be installed at the end of the casing to protect the casing threads during drilling and workover operations. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
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