Raise boring machine cutterhead based on microwave heating and liquid nitrogen jet flow and rock breaking process (Chinese)
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- New search for: WANG SHAOFENG
- New search for: TANG YU
- New search for: WANG SHAOFENG
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2024
- Patent / Electronic Resource
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Title:Raise boring machine cutterhead based on microwave heating and liquid nitrogen jet flow and rock breaking process
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Additional title:基于微波加热和液氮射流的反井钻机刀盘及破岩工艺
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Patent number:CN117552795
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Patent applicant:
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Patent family:
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Contributors:WANG SHAOFENG ( author ) / TANG YU ( author )
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Publisher:
- New search for: Europäisches Patentamt
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Publication date:2024-02-13
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Type of media:Patent
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Type of material:Electronic Resource
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Language:Chinese
- New search for: E21D
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Classification:
IPC: E21D SHAFTS, Schächte -
Source: