Special-shaped steel pipe for rock drill propulsion beam

CN309449915SActive Publication Date: 2025-08-19HUNAN YIGE SPECIAL STEEL TECH CO LTD
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Patent Information

Application Number
CN202530025314.6
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-01-15
Publication Date
2025-08-19
Estimated Expiration
2040-01-15

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Abstract

1. The name of this design product: Special-shaped steel pipe for propulsion beam of rock drilling vehicle. 2. Application of this design product: Special-shaped steel pipe for propulsion beam of rock drilling vehicle. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.
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