Inventor · disambiguated record

Chenghua Liang

Also filed as: LIANG CHENGHUA

1 granted patent·0 citations·filing 2022–2022

1Inventor score

Technology areasE02D

Files withSINOMA GEOLOGICAL ENGINEERING EXPLORATION AND RES INSTITUTE CO1

Top patents by PatentIndex Score

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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