Inventor · disambiguated record

Pingzhi Chen

Also filed as: CHEN PINGZHI

1 granted patent·2 citations·filing 2017–2017

18Inventor score

Technology areasE21D

Files withPOWERCHINA HUADONG ENGINEERING CORP LTD1

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1 record

0164US9995139B2Surrounding rock pretreatment method for TBM passing through round tunnel section with high rock-burst riskPOWERCHINA HUADONG ENGINEERING CORP LTD·Filed 2017·Granted Jun 12, 2018·2 cites·6 claims

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Pingzhi Chen — Patent Inventor | PatentIndex