Casing anti-friction joint
CN309257866SActive Publication Date: 2025-04-25QINGZHOU CHUNHUI TECH DEV CO LTD
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Patent Information
- Application Number
- CN202430611581.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-25
- Publication Date
- 2025-04-25
- Estimated Expiration
- 2039-09-25
Smart Images
Figure 000007_ABST
Abstract
1. The name of this design product: casing anti-wear joint. 2. Purpose of the product of this design: In oil drilling projects, the casing anti-wear joint is used to connect to the drill pipe to reduce the mutual wear between the drill pipe and the casing. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 Stereoscopic drawing 1. 5. Designate Design 1 as the base design.
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