Inventor · disambiguated record

Yonghong Gu

Also filed as: GU YONGHONG

1 granted patent·2 citations·filing 2018–2018

19Inventor score

Technology areasC22C

Files withPETROCHINA CO LTD1

Top patents by PatentIndex Score

1 record

0181US11313192B2Method for lowering oil pipe in gas well without well-killing, soluble bridge plug and material preparation method thereofPETROCHINA CO LTD·Filed 2018·Granted Apr 26, 2022·2 cites·10 claims

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