petroleum casing protector (heavy type)
CN309687913SActive Publication Date: 2025-12-23HEBEI KAIMEIDA RUBBER&PLASTIC CO LTD
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Patent Information
- Application Number
- CN202530234083.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-27
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2040-04-27
Smart Images
Figure 000015_ABST
Abstract
1. The name of the design product: oil casing thread protection sleeve (heavy type). 2. The use of the design product: the design product is a combined oil casing thread protection sleeve, which is a protection sleeve for oil casing thread protection, including set 1 and set 2; set 1 is an inner plug, and set 2 is an outer cap sleeved outside the oil casing and set 1. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: reference figure in use.
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