While drilling multi-parameter measurement sub (YZD-6.4T mine intrinsic safety type)
CN309808561SActive Publication Date: 2026-02-24XIAN RES INST OF CHINA COAL TECH & ENG GRP CORP
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Patent Information
- Application Number
- CN202530198604.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-14
- Publication Date
- 2026-02-24
- Estimated Expiration
- 2040-04-14
Smart Images
Figure 000009_ABST
Abstract
1. The name of the design product: while drilling multi-parameter measurement sub (YZD-6.4T mine intrinsic safety type). 2. The use of the design product: for measuring the while drilling data such as hole bottom drilling pressure, torque, speed, temperature, vibration, etc. in the process of coal mine underground drilling construction, providing data support for drilling intelligent control. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.
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