Informationized drilling machine for coal mine
CN309970025SActive Publication Date: 2026-05-08HENAN TIEFULAI EQUIP MFG CO LTD
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- HENAN TIEFULAI EQUIP MFG CO LTD
- Filing Date
- 2025-10-17
- Publication Date
- 2026-05-08
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Figure 000007_ABST
Abstract
1. The name of the design product: information drilling machine for coal mine. 2. The use of the design product: used for drilling gas extraction (discharge) hole, water injection fire extinguishing hole, coal seam water injection hole, roof release pressure hole, water exploration hole, geological exploration hole and other engineering holes in coal mine. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view.
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