Inventor · disambiguated record

Yanqing Gao

Also filed as: GAO YANQING

1 granted patent·6 citations·filing 2006–2006

28Inventor score

Technology areasE21B

Files withPETROCHINA CO LTD1

Top patents by PatentIndex Score

1 record

0153US7592379B2Oil-based dispersing method of drag reduction polymersPETROCHINA CO LTD·Filed 2006·Granted Sep 22, 2009·6 cites·12 claims

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