Inventor · disambiguated record

Dangsheng Guo

Also filed as: GUO DANGSHENG

1 granted patent·0 citations·filing 2022–2022

1Inventor score

Technology areasE02D

Files withSINOMA GEOLOGICAL ENGINEERING EXPLORATION AND RES INSTITUTE CO1

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1 record

0136US11987948B2Pumping method of large-diameter horizontal pressurized long dewatering well for inexhaustible pumping strataSINOMA GEOLOGICAL ENGINEERING EXPLORATION AND RES INSTITUTE CO·Filed 2022·Granted May 21, 2024·0 cites·3 claims

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