Coal mine drilling rig

CN309044021SActive Publication Date: 2024-12-31CHINA RAILWAY CONSTR HEAVY IND
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Patent Information

Application Number
CN202430207464.4
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2024-04-15
Publication Date
2024-12-31
Estimated Expiration
2039-04-15

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Abstract

1. The name of the product of this design: Drilling and exploration unit for coal mines. 2. Purpose of this design product: used for hard rock tunnel excavation operations in coal mines. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1. 5. The bottom surface of this design product is a part that is not easily visible or cannot be seen when in use, so the top view is omitted.
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Citation Information

Cited By

  • Drilling and exploring unit for coal mine

    CN120465927A